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"../../javascript/controllers/supplier_color_controller.js", "../../javascript/controllers/timemask_controller.js", "../../javascript/controllers/todo_board_controller.js", "../../javascript/controllers/todo_card_controller.js", "../../javascript/controllers/todo_drawer_controller.js", "../../javascript/controllers/toggle_controller.js", "../../../node_modules/@floating-ui/utils/dist/floating-ui.utils.mjs", "../../../node_modules/@floating-ui/core/dist/floating-ui.core.mjs", "../../../node_modules/@floating-ui/utils/dist/floating-ui.utils.dom.mjs", "../../../node_modules/@floating-ui/dom/dist/floating-ui.dom.mjs", "../../javascript/controllers/tooltip_controller.js", "../../javascript/controllers/count_action_controller.js", "../../javascript/controllers/editable_html_controller.js", "../../javascript/controllers/wysiwyg_controller.js", "../../javascript/controllers/chat_notifier_controller.js", "../../javascript/controllers/enter_submit_controller.js", "../../javascript/controllers/refresh_controller.js", "../../javascript/controllers/frame_poll_controller.js", "../../javascript/controllers/apply_to_checked_controller.js", "../../javascript/controllers/index.js", "../../../node_modules/@hotwired/turbo/dist/turbo.es2017-esm.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/cable.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/snakeize.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/cable_stream_source_element.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/fetch_requests.js", "../../../node_modules/@hotwired/turbo-rails/app/javascript/turbo/index.js", "../../../node_modules/autosize/dist/autosize.esm.js", "../../javascript/application.js"], "sourcesContent": ["{\n\t\"name\": \"jssip\",\n\t\"title\": \"JsSIP\",\n\t\"description\": \"The Javascript SIP library\",\n\t\"version\": \"3.13.8\",\n\t\"homepage\": \"https://jssip.net\",\n\t\"contributors\": [\n\t\t\"Jos\u00E9 Luis Mill\u00E1n (https://github.com/jmillan)\",\n\t\t\"I\u00F1aki Baz Castillo (https://inakibaz.me)\"\n\t],\n\t\"types\": \"lib/JsSIP.d.ts\",\n\t\"main\": \"lib/JsSIP.js\",\n\t\"keywords\": [\n\t\t\"sip\",\n\t\t\"websocket\",\n\t\t\"webrtc\",\n\t\t\"node\",\n\t\t\"browser\",\n\t\t\"library\"\n\t],\n\t\"license\": \"MIT\",\n\t\"repository\": {\n\t\t\"type\": \"git\",\n\t\t\"url\": \"https://github.com/versatica/JsSIP.git\"\n\t},\n\t\"bugs\": {\n\t\t\"url\": \"https://github.com/versatica/JsSIP/issues\"\n\t},\n\t\"files\": [\n\t\t\"LICENSE\",\n\t\t\"README.md\",\n\t\t\"npm-scripts.mjs\",\n\t\t\"lib\"\n\t],\n\t\"scripts\": {\n\t\t\"lint\": \"node npm-scripts.mjs lint\",\n\t\t\"lint:fix\": \"node npm-scripts.mjs lint:fix\",\n\t\t\"test\": \"node npm-scripts.mjs test\",\n\t\t\"coverage\": \"node npm-scripts.mjs coverage\",\n\t\t\"build\": \"node npm-scripts.mjs build\",\n\t\t\"typescript:build\": \"node npm-scripts.mjs typescript:build\",\n\t\t\"release\": \"node npm-scripts.mjs release\",\n\t\t\"docs\": \"node npm-scripts.mjs docs\",\n\t\t\"docs:watch\": \"node npm-scripts.mjs docs:watch\",\n\t\t\"docs:check\": \"node npm-scripts.mjs docs:check\"\n\t},\n\t\"dependencies\": {\n\t\t\"debug\": \"^4.3.1\",\n\t\t\"events\": \"^3.3.0\",\n\t\t\"sdp-transform\": \"^2.14.1\"\n\t},\n\t\"devDependencies\": {\n\t\t\"@eslint/eslintrc\": \"^3.3.3\",\n\t\t\"@eslint/js\": \"^9.39.2\",\n\t\t\"@types/debug\": \"^4.1.12\",\n\t\t\"@types/events\": \"^3.0.3\",\n\t\t\"@types/jest\": \"^30.0.0\",\n\t\t\"@types/node\": \"^25.0.10\",\n\t\t\"cpx\": \"^1.5.0\",\n\t\t\"esbuild\": \"^0.27.2\",\n\t\t\"eslint\": \"^9.39.1\",\n\t\t\"eslint-config-prettier\": \"^10.1.8\",\n\t\t\"eslint-plugin-jest\": \"^29.12.1\",\n\t\t\"eslint-plugin-prettier\": \"^5.5.5\",\n\t\t\"globals\": \"^17.0.0\",\n\t\t\"jest\": \"^30.2.0\",\n\t\t\"open-cli\": \"^8.0.0\",\n\t\t\"pegjs\": \"^0.7.0\",\n\t\t\"prettier\": \"^3.8.1\",\n\t\t\"ts-jest\": \"^29.4.6\",\n\t\t\"typedoc\": \"^0.28.16\",\n\t\t\"typescript\": \"^5.9.3\",\n\t\t\"typescript-eslint\": \"^8.53.1\"\n\t}\n}\n", "\"use strict\";\nconst pkg = require('../package.json');\nmodule.exports = {\n USER_AGENT: `${pkg.title} ${pkg.version}`,\n // SIP scheme.\n SIP: 'sip',\n SIPS: 'sips',\n // End and Failure causes.\n causes: {\n // Generic error causes.\n CONNECTION_ERROR: 'Connection Error',\n REQUEST_TIMEOUT: 'Request Timeout',\n SIP_FAILURE_CODE: 'SIP Failure Code',\n INTERNAL_ERROR: 'Internal Error',\n // SIP error causes.\n BUSY: 'Busy',\n REJECTED: 'Rejected',\n REDIRECTED: 'Redirected',\n UNAVAILABLE: 'Unavailable',\n NOT_FOUND: 'Not Found',\n ADDRESS_INCOMPLETE: 'Address Incomplete',\n INCOMPATIBLE_SDP: 'Incompatible SDP',\n MISSING_SDP: 'Missing SDP',\n AUTHENTICATION_ERROR: 'Authentication Error',\n // Session error causes.\n BYE: 'Terminated',\n WEBRTC_ERROR: 'WebRTC Error',\n CANCELED: 'Canceled',\n NO_ANSWER: 'No Answer',\n EXPIRES: 'Expires',\n NO_ACK: 'No ACK',\n DIALOG_ERROR: 'Dialog Error',\n USER_DENIED_MEDIA_ACCESS: 'User Denied Media Access',\n BAD_MEDIA_DESCRIPTION: 'Bad Media Description',\n RTP_TIMEOUT: 'RTP Timeout',\n },\n SIP_ERROR_CAUSES: {\n REDIRECTED: [300, 301, 302, 305, 380],\n BUSY: [486, 600],\n REJECTED: [403, 603],\n NOT_FOUND: [404, 604],\n UNAVAILABLE: [480, 410, 408, 430],\n ADDRESS_INCOMPLETE: [484, 424],\n INCOMPATIBLE_SDP: [488, 606],\n AUTHENTICATION_ERROR: [401, 407],\n },\n // SIP Methods.\n ACK: 'ACK',\n BYE: 'BYE',\n CANCEL: 'CANCEL',\n INFO: 'INFO',\n INVITE: 'INVITE',\n MESSAGE: 'MESSAGE',\n NOTIFY: 'NOTIFY',\n OPTIONS: 'OPTIONS',\n REGISTER: 'REGISTER',\n REFER: 'REFER',\n UPDATE: 'UPDATE',\n SUBSCRIBE: 'SUBSCRIBE',\n // DTMF transport methods.\n DTMF_TRANSPORT: {\n INFO: 'INFO',\n RFC2833: 'RFC2833',\n },\n /* SIP Response Reasons\n * DOC: https://www.iana.org/assignments/sip-parameters\n * Copied from https://github.com/versatica/OverSIP/blob/master/lib/oversip/sip/constants.rb#L7\n */\n REASON_PHRASE: {\n 100: 'Trying',\n 180: 'Ringing',\n 181: 'Call Is Being Forwarded',\n 182: 'Queued',\n 183: 'Session Progress',\n 199: 'Early Dialog Terminated', // draft-ietf-sipcore-199\n 200: 'OK',\n 202: 'Accepted', // RFC 3265\n 204: 'No Notification', // RFC 5839\n 300: 'Multiple Choices',\n 301: 'Moved Permanently',\n 302: 'Moved Temporarily',\n 305: 'Use Proxy',\n 380: 'Alternative Service',\n 400: 'Bad Request',\n 401: 'Unauthorized',\n 402: 'Payment Required',\n 403: 'Forbidden',\n 404: 'Not Found',\n 405: 'Method Not Allowed',\n 406: 'Not Acceptable',\n 407: 'Proxy Authentication Required',\n 408: 'Request Timeout',\n 410: 'Gone',\n 412: 'Conditional Request Failed', // RFC 3903\n 413: 'Request Entity Too Large',\n 414: 'Request-URI Too Long',\n 415: 'Unsupported Media Type',\n 416: 'Unsupported URI Scheme',\n 417: 'Unknown Resource-Priority', // RFC 4412\n 420: 'Bad Extension',\n 421: 'Extension Required',\n 422: 'Session Interval Too Small', // RFC 4028\n 423: 'Interval Too Brief',\n 424: 'Bad Location Information', // RFC 6442\n 428: 'Use Identity Header', // RFC 4474\n 429: 'Provide Referrer Identity', // RFC 3892\n 430: 'Flow Failed', // RFC 5626\n 433: 'Anonymity Disallowed', // RFC 5079\n 436: 'Bad Identity-Info', // RFC 4474\n 437: 'Unsupported Certificate', // RFC 4744\n 438: 'Invalid Identity Header', // RFC 4744\n 439: 'First Hop Lacks Outbound Support', // RFC 5626\n 440: 'Max-Breadth Exceeded', // RFC 5393\n 469: 'Bad Info Package', // draft-ietf-sipcore-info-events\n 470: 'Consent Needed', // RFC 5360\n 478: 'Unresolvable Destination', // Custom code copied from Kamailio.\n 480: 'Temporarily Unavailable',\n 481: 'Call/Transaction Does Not Exist',\n 482: 'Loop Detected',\n 483: 'Too Many Hops',\n 484: 'Address Incomplete',\n 485: 'Ambiguous',\n 486: 'Busy Here',\n 487: 'Request Terminated',\n 488: 'Not Acceptable Here',\n 489: 'Bad Event', // RFC 3265\n 491: 'Request Pending',\n 493: 'Undecipherable',\n 494: 'Security Agreement Required', // RFC 3329\n 500: 'JsSIP Internal Error',\n 501: 'Not Implemented',\n 502: 'Bad Gateway',\n 503: 'Service Unavailable',\n 504: 'Server Time-out',\n 505: 'Version Not Supported',\n 513: 'Message Too Large',\n 580: 'Precondition Failure', // RFC 3312\n 600: 'Busy Everywhere',\n 603: 'Decline',\n 604: 'Does Not Exist Anywhere',\n 606: 'Not Acceptable',\n },\n ALLOWED_METHODS: 'INVITE,ACK,CANCEL,BYE,UPDATE,MESSAGE,OPTIONS,REFER,INFO,NOTIFY,SUBSCRIBE',\n ACCEPTED_BODY_TYPES: 'application/sdp, application/dtmf-relay',\n MAX_FORWARDS: 69,\n SESSION_EXPIRES: 90,\n MIN_SESSION_EXPIRES: 60,\n CONNECTION_RECOVERY_MAX_INTERVAL: 30,\n CONNECTION_RECOVERY_MIN_INTERVAL: 2,\n};\n", "\"use strict\";\nclass ConfigurationError extends Error {\n constructor(parameter, value) {\n super();\n this.code = 1;\n this.name = 'CONFIGURATION_ERROR';\n this.parameter = parameter;\n this.value = value;\n this.message = !this.value\n ? `Missing parameter: ${this.parameter}`\n : `Invalid value ${JSON.stringify(this.value)} for parameter \"${this.parameter}\"`;\n }\n}\nclass InvalidStateError extends Error {\n constructor(status) {\n super();\n this.code = 2;\n this.name = 'INVALID_STATE_ERROR';\n this.status = status;\n this.message = `Invalid status: ${status}`;\n }\n}\nclass NotSupportedError extends Error {\n constructor(message) {\n super();\n this.code = 3;\n this.name = 'NOT_SUPPORTED_ERROR';\n this.message = message;\n }\n}\nclass NotReadyError extends Error {\n constructor(message) {\n super();\n this.code = 4;\n this.name = 'NOT_READY_ERROR';\n this.message = message;\n }\n}\nmodule.exports = {\n ConfigurationError,\n InvalidStateError,\n NotSupportedError,\n NotReadyError,\n};\n", "\"use strict\";\nconst URI = require('./URI');\nconst Grammar = require('./Grammar');\nmodule.exports = class NameAddrHeader {\n /**\n * Parse the given string and returns a NameAddrHeader instance or undefined if\n * it is an invalid NameAddrHeader.\n */\n static parse(name_addr_header) {\n name_addr_header = Grammar.parse(name_addr_header, 'Name_Addr_Header');\n if (name_addr_header !== -1) {\n return name_addr_header;\n }\n else {\n return undefined;\n }\n }\n constructor(uri, display_name, parameters) {\n // Checks.\n if (!uri || !(uri instanceof URI)) {\n throw new TypeError('missing or invalid \"uri\" parameter');\n }\n // Initialize parameters.\n this._uri = uri;\n this._parameters = {};\n this.display_name = display_name;\n for (const param in parameters) {\n if (Object.prototype.hasOwnProperty.call(parameters, param)) {\n this.setParam(param, parameters[param]);\n }\n }\n }\n get uri() {\n return this._uri;\n }\n get display_name() {\n return this._display_name;\n }\n set display_name(value) {\n this._display_name = value === 0 ? '0' : value;\n }\n setParam(key, value) {\n if (key) {\n this._parameters[key.toLowerCase()] =\n typeof value === 'undefined' || value === null\n ? null\n : value.toString();\n }\n }\n getParam(key) {\n if (key) {\n return this._parameters[key.toLowerCase()];\n }\n }\n hasParam(key) {\n if (key) {\n return ((this._parameters.hasOwnProperty(key.toLowerCase()) && true) || false);\n }\n }\n deleteParam(parameter) {\n parameter = parameter.toLowerCase();\n if (this._parameters.hasOwnProperty(parameter)) {\n const value = this._parameters[parameter];\n delete this._parameters[parameter];\n return value;\n }\n }\n clearParams() {\n this._parameters = {};\n }\n clone() {\n return new NameAddrHeader(this._uri.clone(), this._display_name, JSON.parse(JSON.stringify(this._parameters)));\n }\n _quote(str) {\n return str.replace(/\\\\/g, '\\\\\\\\').replace(/\"/g, '\\\\\"');\n }\n toString() {\n let body = this._display_name\n ? `\"${this._quote(this._display_name)}\" `\n : '';\n body += `<${this._uri.toString()}>`;\n for (const parameter in this._parameters) {\n if (Object.prototype.hasOwnProperty.call(this._parameters, parameter)) {\n body += `;${parameter}`;\n if (this._parameters[parameter] !== null) {\n body += `=${this._parameters[parameter]}`;\n }\n }\n }\n return body;\n }\n};\n", "\"use strict\";\nmodule.exports = (function () {\n /*\n * Generated by PEG.js 0.7.0.\n *\n * http://pegjs.majda.cz/\n */\n function quote(s) {\n /*\n * ECMA-262, 5th ed., 7.8.4: All characters may appear literally in a\n * string literal except for the closing quote character, backslash,\n * carriage return, line separator, paragraph separator, and line feed.\n * Any character may appear in the form of an escape sequence.\n *\n * For portability, we also escape escape all control and non-ASCII\n * characters. Note that \"\\0\" and \"\\v\" escape sequences are not used\n * because JSHint does not like the first and IE the second.\n */\n return '\"' + s\n .replace(/\\\\/g, '\\\\\\\\') // backslash\n .replace(/\"/g, '\\\\\"') // closing quote character\n .replace(/\\x08/g, '\\\\b') // backspace\n .replace(/\\t/g, '\\\\t') // horizontal tab\n .replace(/\\n/g, '\\\\n') // line feed\n .replace(/\\f/g, '\\\\f') // form feed\n .replace(/\\r/g, '\\\\r') // carriage return\n .replace(/[\\x00-\\x07\\x0B\\x0E-\\x1F\\x80-\\uFFFF]/g, escape)\n + '\"';\n }\n var result = {\n /*\n * Parses the input with a generated parser. If the parsing is successfull,\n * returns a value explicitly or implicitly specified by the grammar from\n * which the parser was generated (see |PEG.buildParser|). If the parsing is\n * unsuccessful, throws |PEG.parser.SyntaxError| describing the error.\n */\n parse: function (input, startRule) {\n var parseFunctions = {\n \"CRLF\": parse_CRLF,\n \"DIGIT\": parse_DIGIT,\n \"ALPHA\": parse_ALPHA,\n \"HEXDIG\": parse_HEXDIG,\n \"WSP\": parse_WSP,\n \"OCTET\": parse_OCTET,\n \"DQUOTE\": parse_DQUOTE,\n \"SP\": parse_SP,\n \"HTAB\": parse_HTAB,\n \"alphanum\": parse_alphanum,\n \"reserved\": parse_reserved,\n \"unreserved\": parse_unreserved,\n \"mark\": parse_mark,\n \"escaped\": parse_escaped,\n \"LWS\": parse_LWS,\n \"SWS\": parse_SWS,\n \"HCOLON\": parse_HCOLON,\n \"TEXT_UTF8_TRIM\": parse_TEXT_UTF8_TRIM,\n \"TEXT_UTF8char\": parse_TEXT_UTF8char,\n \"UTF8_NONASCII\": parse_UTF8_NONASCII,\n \"UTF8_CONT\": parse_UTF8_CONT,\n \"LHEX\": parse_LHEX,\n \"token\": parse_token,\n \"token_nodot\": parse_token_nodot,\n \"separators\": parse_separators,\n \"word\": parse_word,\n \"STAR\": parse_STAR,\n \"SLASH\": parse_SLASH,\n \"EQUAL\": parse_EQUAL,\n \"LPAREN\": parse_LPAREN,\n \"RPAREN\": parse_RPAREN,\n \"RAQUOT\": parse_RAQUOT,\n \"LAQUOT\": parse_LAQUOT,\n \"COMMA\": parse_COMMA,\n \"SEMI\": parse_SEMI,\n \"COLON\": parse_COLON,\n \"LDQUOT\": parse_LDQUOT,\n \"RDQUOT\": parse_RDQUOT,\n \"comment\": parse_comment,\n \"ctext\": parse_ctext,\n \"quoted_string\": parse_quoted_string,\n \"quoted_string_clean\": parse_quoted_string_clean,\n \"qdtext\": parse_qdtext,\n \"quoted_pair\": parse_quoted_pair,\n \"SIP_URI_noparams\": parse_SIP_URI_noparams,\n \"SIP_URI\": parse_SIP_URI,\n \"uri_scheme\": parse_uri_scheme,\n \"uri_scheme_sips\": parse_uri_scheme_sips,\n \"uri_scheme_sip\": parse_uri_scheme_sip,\n \"userinfo\": parse_userinfo,\n \"user\": parse_user,\n \"user_unreserved\": parse_user_unreserved,\n \"password\": parse_password,\n \"hostport\": parse_hostport,\n \"host\": parse_host,\n \"hostname\": parse_hostname,\n \"domainlabel\": parse_domainlabel,\n \"toplabel\": parse_toplabel,\n \"IPv6reference\": parse_IPv6reference,\n \"IPv6address\": parse_IPv6address,\n \"h16\": parse_h16,\n \"ls32\": parse_ls32,\n \"IPv4address\": parse_IPv4address,\n \"dec_octet\": parse_dec_octet,\n \"port\": parse_port,\n \"uri_parameters\": parse_uri_parameters,\n \"uri_parameter\": parse_uri_parameter,\n \"transport_param\": parse_transport_param,\n \"user_param\": parse_user_param,\n \"method_param\": parse_method_param,\n \"ttl_param\": parse_ttl_param,\n \"maddr_param\": parse_maddr_param,\n \"lr_param\": parse_lr_param,\n \"other_param\": parse_other_param,\n \"pname\": parse_pname,\n \"pvalue\": parse_pvalue,\n \"paramchar\": parse_paramchar,\n \"param_unreserved\": parse_param_unreserved,\n \"headers\": parse_headers,\n \"header\": parse_header,\n \"hname\": parse_hname,\n \"hvalue\": parse_hvalue,\n \"hnv_unreserved\": parse_hnv_unreserved,\n \"Request_Response\": parse_Request_Response,\n \"Request_Line\": parse_Request_Line,\n \"Request_URI\": parse_Request_URI,\n \"absoluteURI\": parse_absoluteURI,\n \"hier_part\": parse_hier_part,\n \"net_path\": parse_net_path,\n \"abs_path\": parse_abs_path,\n \"opaque_part\": parse_opaque_part,\n \"uric\": parse_uric,\n \"uric_no_slash\": parse_uric_no_slash,\n \"path_segments\": parse_path_segments,\n \"segment\": parse_segment,\n \"param\": parse_param,\n \"pchar\": parse_pchar,\n \"scheme\": parse_scheme,\n \"authority\": parse_authority,\n \"srvr\": parse_srvr,\n \"reg_name\": parse_reg_name,\n \"query\": parse_query,\n \"SIP_Version\": parse_SIP_Version,\n \"INVITEm\": parse_INVITEm,\n \"ACKm\": parse_ACKm,\n \"OPTIONSm\": parse_OPTIONSm,\n \"BYEm\": parse_BYEm,\n \"CANCELm\": parse_CANCELm,\n \"REGISTERm\": parse_REGISTERm,\n \"SUBSCRIBEm\": parse_SUBSCRIBEm,\n \"NOTIFYm\": parse_NOTIFYm,\n \"REFERm\": parse_REFERm,\n \"Method\": parse_Method,\n \"Status_Line\": parse_Status_Line,\n \"Status_Code\": parse_Status_Code,\n \"extension_code\": parse_extension_code,\n \"Reason_Phrase\": parse_Reason_Phrase,\n \"Allow_Events\": parse_Allow_Events,\n \"Call_ID\": parse_Call_ID,\n \"Contact\": parse_Contact,\n \"contact_param\": parse_contact_param,\n \"name_addr\": parse_name_addr,\n \"display_name\": parse_display_name,\n \"contact_params\": parse_contact_params,\n \"c_p_q\": parse_c_p_q,\n \"c_p_expires\": parse_c_p_expires,\n \"delta_seconds\": parse_delta_seconds,\n \"qvalue\": parse_qvalue,\n \"generic_param\": parse_generic_param,\n \"gen_value\": parse_gen_value,\n \"Content_Disposition\": parse_Content_Disposition,\n \"disp_type\": parse_disp_type,\n \"disp_param\": parse_disp_param,\n \"handling_param\": parse_handling_param,\n \"Content_Encoding\": parse_Content_Encoding,\n \"Content_Length\": parse_Content_Length,\n \"Content_Type\": parse_Content_Type,\n \"media_type\": parse_media_type,\n \"m_type\": parse_m_type,\n \"discrete_type\": parse_discrete_type,\n \"composite_type\": parse_composite_type,\n \"extension_token\": parse_extension_token,\n \"x_token\": parse_x_token,\n \"m_subtype\": parse_m_subtype,\n \"m_parameter\": parse_m_parameter,\n \"m_value\": parse_m_value,\n \"CSeq\": parse_CSeq,\n \"CSeq_value\": parse_CSeq_value,\n \"Expires\": parse_Expires,\n \"Event\": parse_Event,\n \"event_type\": parse_event_type,\n \"From\": parse_From,\n \"from_param\": parse_from_param,\n \"tag_param\": parse_tag_param,\n \"Max_Forwards\": parse_Max_Forwards,\n \"Min_Expires\": parse_Min_Expires,\n \"Name_Addr_Header\": parse_Name_Addr_Header,\n \"Proxy_Authenticate\": parse_Proxy_Authenticate,\n \"challenge\": parse_challenge,\n \"other_challenge\": parse_other_challenge,\n \"auth_param\": parse_auth_param,\n \"digest_cln\": parse_digest_cln,\n \"realm\": parse_realm,\n \"realm_value\": parse_realm_value,\n \"domain\": parse_domain,\n \"URI\": parse_URI,\n \"nonce\": parse_nonce,\n \"nonce_value\": parse_nonce_value,\n \"opaque\": parse_opaque,\n \"stale\": parse_stale,\n \"algorithm\": parse_algorithm,\n \"qop_options\": parse_qop_options,\n \"qop_value\": parse_qop_value,\n \"Proxy_Require\": parse_Proxy_Require,\n \"Record_Route\": parse_Record_Route,\n \"rec_route\": parse_rec_route,\n \"Reason\": parse_Reason,\n \"reason_param\": parse_reason_param,\n \"reason_cause\": parse_reason_cause,\n \"Require\": parse_Require,\n \"Route\": parse_Route,\n \"route_param\": parse_route_param,\n \"Subscription_State\": parse_Subscription_State,\n \"substate_value\": parse_substate_value,\n \"subexp_params\": parse_subexp_params,\n \"event_reason_value\": parse_event_reason_value,\n \"Subject\": parse_Subject,\n \"Supported\": parse_Supported,\n \"To\": parse_To,\n \"to_param\": parse_to_param,\n \"Via\": parse_Via,\n \"via_param\": parse_via_param,\n \"via_params\": parse_via_params,\n \"via_ttl\": parse_via_ttl,\n \"via_maddr\": parse_via_maddr,\n \"via_received\": parse_via_received,\n \"via_branch\": parse_via_branch,\n \"response_port\": parse_response_port,\n \"rport\": parse_rport,\n \"sent_protocol\": parse_sent_protocol,\n \"protocol_name\": parse_protocol_name,\n \"transport\": parse_transport,\n \"sent_by\": parse_sent_by,\n \"via_host\": parse_via_host,\n \"via_port\": parse_via_port,\n \"ttl\": parse_ttl,\n \"WWW_Authenticate\": parse_WWW_Authenticate,\n \"Session_Expires\": parse_Session_Expires,\n \"s_e_expires\": parse_s_e_expires,\n \"s_e_params\": parse_s_e_params,\n \"s_e_refresher\": parse_s_e_refresher,\n \"extension_header\": parse_extension_header,\n \"header_value\": parse_header_value,\n \"message_body\": parse_message_body,\n \"uuid_URI\": parse_uuid_URI,\n \"uuid\": parse_uuid,\n \"hex4\": parse_hex4,\n \"hex8\": parse_hex8,\n \"hex12\": parse_hex12,\n \"Refer_To\": parse_Refer_To,\n \"Replaces\": parse_Replaces,\n \"call_id\": parse_call_id,\n \"replaces_param\": parse_replaces_param,\n \"to_tag\": parse_to_tag,\n \"from_tag\": parse_from_tag,\n \"early_flag\": parse_early_flag\n };\n if (startRule !== undefined) {\n if (parseFunctions[startRule] === undefined) {\n throw new Error(\"Invalid rule name: \" + quote(startRule) + \".\");\n }\n }\n else {\n startRule = \"CRLF\";\n }\n var pos = 0;\n var reportFailures = 0;\n var rightmostFailuresPos = 0;\n var rightmostFailuresExpected = [];\n function padLeft(input, padding, length) {\n var result = input;\n var padLength = length - input.length;\n for (var i = 0; i < padLength; i++) {\n result = padding + result;\n }\n return result;\n }\n function escape(ch) {\n var charCode = ch.charCodeAt(0);\n var escapeChar;\n var length;\n if (charCode <= 0xFF) {\n escapeChar = 'x';\n length = 2;\n }\n else {\n escapeChar = 'u';\n length = 4;\n }\n return '\\\\' + escapeChar + padLeft(charCode.toString(16).toUpperCase(), '0', length);\n }\n function matchFailed(failure) {\n if (pos < rightmostFailuresPos) {\n return;\n }\n if (pos > rightmostFailuresPos) {\n rightmostFailuresPos = pos;\n rightmostFailuresExpected = [];\n }\n rightmostFailuresExpected.push(failure);\n }\n function parse_CRLF() {\n var result0;\n if (input.substr(pos, 2) === \"\\r\\n\") {\n result0 = \"\\r\\n\";\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"\\\\r\\\\n\\\"\");\n }\n }\n return result0;\n }\n function parse_DIGIT() {\n var result0;\n if (/^[0-9]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[0-9]\");\n }\n }\n return result0;\n }\n function parse_ALPHA() {\n var result0;\n if (/^[a-zA-Z]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[a-zA-Z]\");\n }\n }\n return result0;\n }\n function parse_HEXDIG() {\n var result0;\n if (/^[0-9a-fA-F]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[0-9a-fA-F]\");\n }\n }\n return result0;\n }\n function parse_WSP() {\n var result0;\n result0 = parse_SP();\n if (result0 === null) {\n result0 = parse_HTAB();\n }\n return result0;\n }\n function parse_OCTET() {\n var result0;\n if (/^[\\0-\\xFF]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[\\\\0-\\\\xFF]\");\n }\n }\n return result0;\n }\n function parse_DQUOTE() {\n var result0;\n if (/^[\"]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[\\\"]\");\n }\n }\n return result0;\n }\n function parse_SP() {\n var result0;\n if (input.charCodeAt(pos) === 32) {\n result0 = \" \";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\" \\\"\");\n }\n }\n return result0;\n }\n function parse_HTAB() {\n var result0;\n if (input.charCodeAt(pos) === 9) {\n result0 = \"\\t\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"\\\\t\\\"\");\n }\n }\n return result0;\n }\n function parse_alphanum() {\n var result0;\n if (/^[a-zA-Z0-9]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[a-zA-Z0-9]\");\n }\n }\n return result0;\n }\n function parse_reserved() {\n var result0;\n if (input.charCodeAt(pos) === 59) {\n result0 = \";\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 47) {\n result0 = \"/\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 63) {\n result0 = \"?\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"?\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 58) {\n result0 = \":\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 64) {\n result0 = \"@\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"@\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 38) {\n result0 = \"&\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 61) {\n result0 = \"=\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 43) {\n result0 = \"+\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 36) {\n result0 = \"$\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"$\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 44) {\n result0 = \",\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_unreserved() {\n var result0;\n result0 = parse_alphanum();\n if (result0 === null) {\n result0 = parse_mark();\n }\n return result0;\n }\n function parse_mark() {\n var result0;\n if (input.charCodeAt(pos) === 45) {\n result0 = \"-\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 95) {\n result0 = \"_\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 46) {\n result0 = \".\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 33) {\n result0 = \"!\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"!\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 126) {\n result0 = \"~\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"~\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 42) {\n result0 = \"*\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"*\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 39) {\n result0 = \"'\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"'\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 40) {\n result0 = \"(\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"(\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 41) {\n result0 = \")\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\")\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_escaped() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.charCodeAt(pos) === 37) {\n result0 = \"%\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"%\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_HEXDIG();\n if (result1 !== null) {\n result2 = parse_HEXDIG();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, escaped) { return escaped.join(''); })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_LWS() {\n var result0, result1, result2;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n pos2 = pos;\n result0 = [];\n result1 = parse_WSP();\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_WSP();\n }\n if (result0 !== null) {\n result1 = parse_CRLF();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos2;\n }\n }\n else {\n result0 = null;\n pos = pos2;\n }\n result0 = result0 !== null ? result0 : \"\";\n if (result0 !== null) {\n result2 = parse_WSP();\n if (result2 !== null) {\n result1 = [];\n while (result2 !== null) {\n result1.push(result2);\n result2 = parse_WSP();\n }\n }\n else {\n result1 = null;\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \" \"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_SWS() {\n var result0;\n result0 = parse_LWS();\n result0 = result0 !== null ? result0 : \"\";\n return result0;\n }\n function parse_HCOLON() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = [];\n result1 = parse_SP();\n if (result1 === null) {\n result1 = parse_HTAB();\n }\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_SP();\n if (result1 === null) {\n result1 = parse_HTAB();\n }\n }\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_SWS();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return ':'; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_TEXT_UTF8_TRIM() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result1 = parse_TEXT_UTF8char();\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_TEXT_UTF8char();\n }\n }\n else {\n result0 = null;\n }\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = [];\n result3 = parse_LWS();\n while (result3 !== null) {\n result2.push(result3);\n result3 = parse_LWS();\n }\n if (result2 !== null) {\n result3 = parse_TEXT_UTF8char();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = [];\n result3 = parse_LWS();\n while (result3 !== null) {\n result2.push(result3);\n result3 = parse_LWS();\n }\n if (result2 !== null) {\n result3 = parse_TEXT_UTF8char();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n return input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_TEXT_UTF8char() {\n var result0;\n if (/^[!-~]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[!-~]\");\n }\n }\n if (result0 === null) {\n result0 = parse_UTF8_NONASCII();\n }\n return result0;\n }\n function parse_UTF8_NONASCII() {\n var result0;\n if (/^[\\x80-\\uFFFF]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[\\\\x80-\\\\uFFFF]\");\n }\n }\n return result0;\n }\n function parse_UTF8_CONT() {\n var result0;\n if (/^[\\x80-\\xBF]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[\\\\x80-\\\\xBF]\");\n }\n }\n return result0;\n }\n function parse_LHEX() {\n var result0;\n result0 = parse_DIGIT();\n if (result0 === null) {\n if (/^[a-f]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[a-f]\");\n }\n }\n }\n return result0;\n }\n function parse_token() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result1 = parse_alphanum();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 45) {\n result1 = \"-\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 46) {\n result1 = \".\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 33) {\n result1 = \"!\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"!\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 37) {\n result1 = \"%\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"%\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 42) {\n result1 = \"*\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"*\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 95) {\n result1 = \"_\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 43) {\n result1 = \"+\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 96) {\n result1 = \"`\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"`\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 39) {\n result1 = \"'\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"'\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 126) {\n result1 = \"~\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"~\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_alphanum();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 45) {\n result1 = \"-\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 46) {\n result1 = \".\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 33) {\n result1 = \"!\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"!\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 37) {\n result1 = \"%\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"%\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 42) {\n result1 = \"*\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"*\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 95) {\n result1 = \"_\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 43) {\n result1 = \"+\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 96) {\n result1 = \"`\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"`\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 39) {\n result1 = \"'\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"'\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 126) {\n result1 = \"~\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"~\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n else {\n result0 = null;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n return input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_token_nodot() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result1 = parse_alphanum();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 45) {\n result1 = \"-\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 33) {\n result1 = \"!\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"!\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 37) {\n result1 = \"%\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"%\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 42) {\n result1 = \"*\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"*\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 95) {\n result1 = \"_\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 43) {\n result1 = \"+\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 96) {\n result1 = \"`\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"`\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 39) {\n result1 = \"'\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"'\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 126) {\n result1 = \"~\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"~\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_alphanum();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 45) {\n result1 = \"-\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 33) {\n result1 = \"!\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"!\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 37) {\n result1 = \"%\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"%\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 42) {\n result1 = \"*\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"*\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 95) {\n result1 = \"_\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 43) {\n result1 = \"+\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 96) {\n result1 = \"`\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"`\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 39) {\n result1 = \"'\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"'\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 126) {\n result1 = \"~\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"~\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n else {\n result0 = null;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n return input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_separators() {\n var result0;\n if (input.charCodeAt(pos) === 40) {\n result0 = \"(\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"(\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 41) {\n result0 = \")\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\")\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 60) {\n result0 = \"<\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"<\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 62) {\n result0 = \">\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\">\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 64) {\n result0 = \"@\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"@\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 44) {\n result0 = \",\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 59) {\n result0 = \";\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 58) {\n result0 = \":\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 92) {\n result0 = \"\\\\\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"\\\\\\\\\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_DQUOTE();\n if (result0 === null) {\n if (input.charCodeAt(pos) === 47) {\n result0 = \"/\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 91) {\n result0 = \"[\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"[\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 93) {\n result0 = \"]\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"]\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 63) {\n result0 = \"?\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"?\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 61) {\n result0 = \"=\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 123) {\n result0 = \"{\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"{\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 125) {\n result0 = \"}\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"}\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_SP();\n if (result0 === null) {\n result0 = parse_HTAB();\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_word() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result1 = parse_alphanum();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 45) {\n result1 = \"-\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 46) {\n result1 = \".\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 33) {\n result1 = \"!\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"!\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 37) {\n result1 = \"%\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"%\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 42) {\n result1 = \"*\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"*\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 95) {\n result1 = \"_\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 43) {\n result1 = \"+\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 96) {\n result1 = \"`\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"`\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 39) {\n result1 = \"'\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"'\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 126) {\n result1 = \"~\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"~\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 40) {\n result1 = \"(\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"(\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 41) {\n result1 = \")\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\")\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 60) {\n result1 = \"<\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"<\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 62) {\n result1 = \">\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\">\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 92) {\n result1 = \"\\\\\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"\\\\\\\\\\\"\");\n }\n }\n if (result1 === null) {\n result1 = parse_DQUOTE();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 47) {\n result1 = \"/\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 91) {\n result1 = \"[\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"[\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 93) {\n result1 = \"]\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"]\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 63) {\n result1 = \"?\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"?\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 123) {\n result1 = \"{\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"{\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 125) {\n result1 = \"}\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"}\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_alphanum();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 45) {\n result1 = \"-\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 46) {\n result1 = \".\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 33) {\n result1 = \"!\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"!\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 37) {\n result1 = \"%\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"%\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 42) {\n result1 = \"*\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"*\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 95) {\n result1 = \"_\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 43) {\n result1 = \"+\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 96) {\n result1 = \"`\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"`\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 39) {\n result1 = \"'\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"'\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 126) {\n result1 = \"~\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"~\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 40) {\n result1 = \"(\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"(\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 41) {\n result1 = \")\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\")\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 60) {\n result1 = \"<\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"<\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 62) {\n result1 = \">\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\">\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 92) {\n result1 = \"\\\\\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"\\\\\\\\\\\"\");\n }\n }\n if (result1 === null) {\n result1 = parse_DQUOTE();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 47) {\n result1 = \"/\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 91) {\n result1 = \"[\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"[\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 93) {\n result1 = \"]\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"]\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 63) {\n result1 = \"?\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"?\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 123) {\n result1 = \"{\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"{\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 125) {\n result1 = \"}\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"}\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n else {\n result0 = null;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n return input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_STAR() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 42) {\n result1 = \"*\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"*\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_SWS();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \"*\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_SLASH() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 47) {\n result1 = \"/\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_SWS();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \"/\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_EQUAL() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 61) {\n result1 = \"=\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_SWS();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \"=\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_LPAREN() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 40) {\n result1 = \"(\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"(\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_SWS();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \"(\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_RPAREN() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 41) {\n result1 = \")\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\")\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_SWS();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \")\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_RAQUOT() {\n var result0, result1;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.charCodeAt(pos) === 62) {\n result0 = \">\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\">\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_SWS();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \">\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_LAQUOT() {\n var result0, result1;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 60) {\n result1 = \"<\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"<\\\"\");\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \"<\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_COMMA() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 44) {\n result1 = \",\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_SWS();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \",\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_SEMI() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 59) {\n result1 = \";\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_SWS();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \";\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_COLON() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_SWS();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \":\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_LDQUOT() {\n var result0, result1;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n result1 = parse_DQUOTE();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \"\\\"\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_RDQUOT() {\n var result0, result1;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_DQUOTE();\n if (result0 !== null) {\n result1 = parse_SWS();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) { return \"\\\"\"; })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_comment() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_LPAREN();\n if (result0 !== null) {\n result1 = [];\n result2 = parse_ctext();\n if (result2 === null) {\n result2 = parse_quoted_pair();\n if (result2 === null) {\n result2 = parse_comment();\n }\n }\n while (result2 !== null) {\n result1.push(result2);\n result2 = parse_ctext();\n if (result2 === null) {\n result2 = parse_quoted_pair();\n if (result2 === null) {\n result2 = parse_comment();\n }\n }\n }\n if (result1 !== null) {\n result2 = parse_RPAREN();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_ctext() {\n var result0;\n if (/^[!-']/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[!-']\");\n }\n }\n if (result0 === null) {\n if (/^[*-[]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[*-[]\");\n }\n }\n if (result0 === null) {\n if (/^[\\]-~]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[\\\\]-~]\");\n }\n }\n if (result0 === null) {\n result0 = parse_UTF8_NONASCII();\n if (result0 === null) {\n result0 = parse_LWS();\n }\n }\n }\n }\n return result0;\n }\n function parse_quoted_string() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n result1 = parse_DQUOTE();\n if (result1 !== null) {\n result2 = [];\n result3 = parse_qdtext();\n if (result3 === null) {\n result3 = parse_quoted_pair();\n }\n while (result3 !== null) {\n result2.push(result3);\n result3 = parse_qdtext();\n if (result3 === null) {\n result3 = parse_quoted_pair();\n }\n }\n if (result2 !== null) {\n result3 = parse_DQUOTE();\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n return input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_quoted_string_clean() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SWS();\n if (result0 !== null) {\n result1 = parse_DQUOTE();\n if (result1 !== null) {\n result2 = [];\n result3 = parse_qdtext();\n if (result3 === null) {\n result3 = parse_quoted_pair();\n }\n while (result3 !== null) {\n result2.push(result3);\n result3 = parse_qdtext();\n if (result3 === null) {\n result3 = parse_quoted_pair();\n }\n }\n if (result2 !== null) {\n result3 = parse_DQUOTE();\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n var trimmed = input\n .substring(pos, offset)\n .trim();\n return trimmed\n .substring(1, trimmed.length - 1) // remove outer quotes\n .replace(/\\\\([\\x00-\\x09\\x0b-\\x0c\\x0e-\\x7f])/g, '$1');\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_qdtext() {\n var result0;\n result0 = parse_LWS();\n if (result0 === null) {\n if (input.charCodeAt(pos) === 33) {\n result0 = \"!\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"!\\\"\");\n }\n }\n if (result0 === null) {\n if (/^[#-[]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[#-[]\");\n }\n }\n if (result0 === null) {\n if (/^[\\]-~]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[\\\\]-~]\");\n }\n }\n if (result0 === null) {\n result0 = parse_UTF8_NONASCII();\n }\n }\n }\n }\n return result0;\n }\n function parse_quoted_pair() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n if (input.charCodeAt(pos) === 92) {\n result0 = \"\\\\\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"\\\\\\\\\\\"\");\n }\n }\n if (result0 !== null) {\n if (/^[\\0-\\t]/.test(input.charAt(pos))) {\n result1 = input.charAt(pos);\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"[\\\\0-\\\\t]\");\n }\n }\n if (result1 === null) {\n if (/^[\\x0B-\\f]/.test(input.charAt(pos))) {\n result1 = input.charAt(pos);\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"[\\\\x0B-\\\\f]\");\n }\n }\n if (result1 === null) {\n if (/^[\\x0E-\u007F]/.test(input.charAt(pos))) {\n result1 = input.charAt(pos);\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"[\\\\x0E-\u007F]\");\n }\n }\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_SIP_URI_noparams() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_uri_scheme();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_userinfo();\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n result3 = parse_hostport();\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n try {\n data.uri = new URI(data.scheme, data.user, data.host, data.port);\n delete data.scheme;\n delete data.user;\n delete data.host;\n delete data.host_type;\n delete data.port;\n }\n catch (e) {\n data = -1;\n }\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_SIP_URI() {\n var result0, result1, result2, result3, result4, result5;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_uri_scheme();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_userinfo();\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n result3 = parse_hostport();\n if (result3 !== null) {\n result4 = parse_uri_parameters();\n if (result4 !== null) {\n result5 = parse_headers();\n result5 = result5 !== null ? result5 : \"\";\n if (result5 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n var header;\n try {\n data.uri = new URI(data.scheme, data.user, data.host, data.port, data.uri_params, data.uri_headers);\n delete data.scheme;\n delete data.user;\n delete data.host;\n delete data.host_type;\n delete data.port;\n delete data.uri_params;\n if (startRule === 'SIP_URI') {\n data = data.uri;\n }\n }\n catch (e) {\n data = -1;\n }\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_uri_scheme() {\n var result0;\n result0 = parse_uri_scheme_sips();\n if (result0 === null) {\n result0 = parse_uri_scheme_sip();\n }\n return result0;\n }\n function parse_uri_scheme_sips() {\n var result0;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 4).toLowerCase() === \"sips\") {\n result0 = input.substr(pos, 4);\n pos += 4;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"sips\\\"\");\n }\n }\n if (result0 !== null) {\n result0 = (function (offset, scheme) {\n data.scheme = scheme.toLowerCase();\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_uri_scheme_sip() {\n var result0;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 3).toLowerCase() === \"sip\") {\n result0 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"sip\\\"\");\n }\n }\n if (result0 !== null) {\n result0 = (function (offset, scheme) {\n data.scheme = scheme.toLowerCase();\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_userinfo() {\n var result0, result1, result2;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_user();\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_password();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n if (input.charCodeAt(pos) === 64) {\n result2 = \"@\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"@\\\"\");\n }\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.user = decodeURIComponent(input.substring(pos - 1, offset));\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_user() {\n var result0, result1;\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n if (result1 === null) {\n result1 = parse_user_unreserved();\n }\n }\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n if (result1 === null) {\n result1 = parse_user_unreserved();\n }\n }\n }\n }\n else {\n result0 = null;\n }\n return result0;\n }\n function parse_user_unreserved() {\n var result0;\n if (input.charCodeAt(pos) === 38) {\n result0 = \"&\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 61) {\n result0 = \"=\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 43) {\n result0 = \"+\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 36) {\n result0 = \"$\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"$\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 44) {\n result0 = \",\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 59) {\n result0 = \";\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 63) {\n result0 = \"?\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"?\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 47) {\n result0 = \"/\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_password() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result0 = [];\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 38) {\n result1 = \"&\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 61) {\n result1 = \"=\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 43) {\n result1 = \"+\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 36) {\n result1 = \"$\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"$\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 44) {\n result1 = \",\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 38) {\n result1 = \"&\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 61) {\n result1 = \"=\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 43) {\n result1 = \"+\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 36) {\n result1 = \"$\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"$\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 44) {\n result1 = \",\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.password = input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_hostport() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_host();\n if (result0 !== null) {\n pos1 = pos;\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_port();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos1;\n }\n }\n else {\n result1 = null;\n pos = pos1;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_host() {\n var result0;\n var pos0;\n pos0 = pos;\n result0 = parse_hostname();\n if (result0 === null) {\n result0 = parse_IPv4address();\n if (result0 === null) {\n result0 = parse_IPv6reference();\n }\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.host = input.substring(pos, offset).toLowerCase();\n return data.host;\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_hostname() {\n var result0, result1, result2;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = [];\n pos2 = pos;\n result1 = parse_domainlabel();\n if (result1 !== null) {\n if (input.charCodeAt(pos) === 46) {\n result2 = \".\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n while (result1 !== null) {\n result0.push(result1);\n pos2 = pos;\n result1 = parse_domainlabel();\n if (result1 !== null) {\n if (input.charCodeAt(pos) === 46) {\n result2 = \".\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n if (result0 !== null) {\n result1 = parse_toplabel();\n if (result1 !== null) {\n if (input.charCodeAt(pos) === 46) {\n result2 = \".\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.host_type = 'domain';\n return input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_domainlabel() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_alphanum();\n if (result0 !== null) {\n result1 = [];\n result2 = parse_alphanum();\n if (result2 === null) {\n if (input.charCodeAt(pos) === 45) {\n result2 = \"-\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result2 === null) {\n if (input.charCodeAt(pos) === 95) {\n result2 = \"_\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n }\n }\n while (result2 !== null) {\n result1.push(result2);\n result2 = parse_alphanum();\n if (result2 === null) {\n if (input.charCodeAt(pos) === 45) {\n result2 = \"-\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result2 === null) {\n if (input.charCodeAt(pos) === 95) {\n result2 = \"_\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n }\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_toplabel() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_ALPHA();\n if (result0 !== null) {\n result1 = [];\n result2 = parse_alphanum();\n if (result2 === null) {\n if (input.charCodeAt(pos) === 45) {\n result2 = \"-\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result2 === null) {\n if (input.charCodeAt(pos) === 95) {\n result2 = \"_\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n }\n }\n while (result2 !== null) {\n result1.push(result2);\n result2 = parse_alphanum();\n if (result2 === null) {\n if (input.charCodeAt(pos) === 45) {\n result2 = \"-\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result2 === null) {\n if (input.charCodeAt(pos) === 95) {\n result2 = \"_\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"_\\\"\");\n }\n }\n }\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_IPv6reference() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.charCodeAt(pos) === 91) {\n result0 = \"[\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"[\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_IPv6address();\n if (result1 !== null) {\n if (input.charCodeAt(pos) === 93) {\n result2 = \"]\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"]\\\"\");\n }\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.host_type = 'IPv6';\n return input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_IPv6address() {\n var result0, result1, result2, result3, result4, result5, result6, result7, result8, result9, result10, result11, result12;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_h16();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_h16();\n if (result2 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result3 = \":\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_h16();\n if (result4 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result5 = \":\";\n pos++;\n }\n else {\n result5 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result5 !== null) {\n result6 = parse_h16();\n if (result6 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result7 = \":\";\n pos++;\n }\n else {\n result7 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result7 !== null) {\n result8 = parse_h16();\n if (result8 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result9 = \":\";\n pos++;\n }\n else {\n result9 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result9 !== null) {\n result10 = parse_h16();\n if (result10 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result11 = \":\";\n pos++;\n }\n else {\n result11 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result11 !== null) {\n result12 = parse_ls32();\n if (result12 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7, result8, result9, result10, result11, result12];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n if (input.substr(pos, 2) === \"::\") {\n result0 = \"::\";\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_h16();\n if (result1 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result2 = \":\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_h16();\n if (result3 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result4 = \":\";\n pos++;\n }\n else {\n result4 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result4 !== null) {\n result5 = parse_h16();\n if (result5 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result6 = \":\";\n pos++;\n }\n else {\n result6 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result6 !== null) {\n result7 = parse_h16();\n if (result7 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result8 = \":\";\n pos++;\n }\n else {\n result8 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result8 !== null) {\n result9 = parse_h16();\n if (result9 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result10 = \":\";\n pos++;\n }\n else {\n result10 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result10 !== null) {\n result11 = parse_ls32();\n if (result11 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7, result8, result9, result10, result11];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n if (input.substr(pos, 2) === \"::\") {\n result0 = \"::\";\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_h16();\n if (result1 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result2 = \":\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_h16();\n if (result3 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result4 = \":\";\n pos++;\n }\n else {\n result4 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result4 !== null) {\n result5 = parse_h16();\n if (result5 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result6 = \":\";\n pos++;\n }\n else {\n result6 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result6 !== null) {\n result7 = parse_h16();\n if (result7 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result8 = \":\";\n pos++;\n }\n else {\n result8 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result8 !== null) {\n result9 = parse_ls32();\n if (result9 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7, result8, result9];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n if (input.substr(pos, 2) === \"::\") {\n result0 = \"::\";\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_h16();\n if (result1 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result2 = \":\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_h16();\n if (result3 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result4 = \":\";\n pos++;\n }\n else {\n result4 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result4 !== null) {\n result5 = parse_h16();\n if (result5 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result6 = \":\";\n pos++;\n }\n else {\n result6 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result6 !== null) {\n result7 = parse_ls32();\n if (result7 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n if (input.substr(pos, 2) === \"::\") {\n result0 = \"::\";\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_h16();\n if (result1 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result2 = \":\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_h16();\n if (result3 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result4 = \":\";\n pos++;\n }\n else {\n result4 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result4 !== null) {\n result5 = parse_ls32();\n if (result5 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n if (input.substr(pos, 2) === \"::\") {\n result0 = \"::\";\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_h16();\n if (result1 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result2 = \":\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_ls32();\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n if (input.substr(pos, 2) === \"::\") {\n result0 = \"::\";\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_ls32();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n if (input.substr(pos, 2) === \"::\") {\n result0 = \"::\";\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_h16();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n result0 = parse_h16();\n if (result0 !== null) {\n if (input.substr(pos, 2) === \"::\") {\n result1 = \"::\";\n pos += 2;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_h16();\n if (result2 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result3 = \":\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_h16();\n if (result4 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result5 = \":\";\n pos++;\n }\n else {\n result5 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result5 !== null) {\n result6 = parse_h16();\n if (result6 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result7 = \":\";\n pos++;\n }\n else {\n result7 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result7 !== null) {\n result8 = parse_h16();\n if (result8 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result9 = \":\";\n pos++;\n }\n else {\n result9 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result9 !== null) {\n result10 = parse_ls32();\n if (result10 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7, result8, result9, result10];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n result0 = parse_h16();\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_h16();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n if (input.substr(pos, 2) === \"::\") {\n result2 = \"::\";\n pos += 2;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_h16();\n if (result3 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result4 = \":\";\n pos++;\n }\n else {\n result4 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result4 !== null) {\n result5 = parse_h16();\n if (result5 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result6 = \":\";\n pos++;\n }\n else {\n result6 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result6 !== null) {\n result7 = parse_h16();\n if (result7 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result8 = \":\";\n pos++;\n }\n else {\n result8 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result8 !== null) {\n result9 = parse_ls32();\n if (result9 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7, result8, result9];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n result0 = parse_h16();\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_h16();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result2 = \":\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_h16();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n if (input.substr(pos, 2) === \"::\") {\n result3 = \"::\";\n pos += 2;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_h16();\n if (result4 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result5 = \":\";\n pos++;\n }\n else {\n result5 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result5 !== null) {\n result6 = parse_h16();\n if (result6 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result7 = \":\";\n pos++;\n }\n else {\n result7 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result7 !== null) {\n result8 = parse_ls32();\n if (result8 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7, result8];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n result0 = parse_h16();\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_h16();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result2 = \":\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_h16();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result3 = \":\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_h16();\n if (result4 !== null) {\n result3 = [result3, result4];\n }\n else {\n result3 = null;\n pos = pos2;\n }\n }\n else {\n result3 = null;\n pos = pos2;\n }\n result3 = result3 !== null ? result3 : \"\";\n if (result3 !== null) {\n if (input.substr(pos, 2) === \"::\") {\n result4 = \"::\";\n pos += 2;\n }\n else {\n result4 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result4 !== null) {\n result5 = parse_h16();\n if (result5 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result6 = \":\";\n pos++;\n }\n else {\n result6 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result6 !== null) {\n result7 = parse_ls32();\n if (result7 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n result0 = parse_h16();\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_h16();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result2 = \":\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_h16();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result3 = \":\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_h16();\n if (result4 !== null) {\n result3 = [result3, result4];\n }\n else {\n result3 = null;\n pos = pos2;\n }\n }\n else {\n result3 = null;\n pos = pos2;\n }\n result3 = result3 !== null ? result3 : \"\";\n if (result3 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result4 = \":\";\n pos++;\n }\n else {\n result4 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result4 !== null) {\n result5 = parse_h16();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos2;\n }\n }\n else {\n result4 = null;\n pos = pos2;\n }\n result4 = result4 !== null ? result4 : \"\";\n if (result4 !== null) {\n if (input.substr(pos, 2) === \"::\") {\n result5 = \"::\";\n pos += 2;\n }\n else {\n result5 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result5 !== null) {\n result6 = parse_ls32();\n if (result6 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n result0 = parse_h16();\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_h16();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result2 = \":\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_h16();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result3 = \":\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_h16();\n if (result4 !== null) {\n result3 = [result3, result4];\n }\n else {\n result3 = null;\n pos = pos2;\n }\n }\n else {\n result3 = null;\n pos = pos2;\n }\n result3 = result3 !== null ? result3 : \"\";\n if (result3 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result4 = \":\";\n pos++;\n }\n else {\n result4 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result4 !== null) {\n result5 = parse_h16();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos2;\n }\n }\n else {\n result4 = null;\n pos = pos2;\n }\n result4 = result4 !== null ? result4 : \"\";\n if (result4 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result5 = \":\";\n pos++;\n }\n else {\n result5 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result5 !== null) {\n result6 = parse_h16();\n if (result6 !== null) {\n result5 = [result5, result6];\n }\n else {\n result5 = null;\n pos = pos2;\n }\n }\n else {\n result5 = null;\n pos = pos2;\n }\n result5 = result5 !== null ? result5 : \"\";\n if (result5 !== null) {\n if (input.substr(pos, 2) === \"::\") {\n result6 = \"::\";\n pos += 2;\n }\n else {\n result6 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result6 !== null) {\n result7 = parse_h16();\n if (result7 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n pos1 = pos;\n result0 = parse_h16();\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_h16();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result2 = \":\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_h16();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result3 = \":\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_h16();\n if (result4 !== null) {\n result3 = [result3, result4];\n }\n else {\n result3 = null;\n pos = pos2;\n }\n }\n else {\n result3 = null;\n pos = pos2;\n }\n result3 = result3 !== null ? result3 : \"\";\n if (result3 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result4 = \":\";\n pos++;\n }\n else {\n result4 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result4 !== null) {\n result5 = parse_h16();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos2;\n }\n }\n else {\n result4 = null;\n pos = pos2;\n }\n result4 = result4 !== null ? result4 : \"\";\n if (result4 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result5 = \":\";\n pos++;\n }\n else {\n result5 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result5 !== null) {\n result6 = parse_h16();\n if (result6 !== null) {\n result5 = [result5, result6];\n }\n else {\n result5 = null;\n pos = pos2;\n }\n }\n else {\n result5 = null;\n pos = pos2;\n }\n result5 = result5 !== null ? result5 : \"\";\n if (result5 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 58) {\n result6 = \":\";\n pos++;\n }\n else {\n result6 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result6 !== null) {\n result7 = parse_h16();\n if (result7 !== null) {\n result6 = [result6, result7];\n }\n else {\n result6 = null;\n pos = pos2;\n }\n }\n else {\n result6 = null;\n pos = pos2;\n }\n result6 = result6 !== null ? result6 : \"\";\n if (result6 !== null) {\n if (input.substr(pos, 2) === \"::\") {\n result7 = \"::\";\n pos += 2;\n }\n else {\n result7 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"::\\\"\");\n }\n }\n if (result7 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.host_type = 'IPv6';\n return input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_h16() {\n var result0, result1, result2, result3;\n var pos0;\n pos0 = pos;\n result0 = parse_HEXDIG();\n if (result0 !== null) {\n result1 = parse_HEXDIG();\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result2 = parse_HEXDIG();\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n result3 = parse_HEXDIG();\n result3 = result3 !== null ? result3 : \"\";\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_ls32() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_h16();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_h16();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n if (result0 === null) {\n result0 = parse_IPv4address();\n }\n return result0;\n }\n function parse_IPv4address() {\n var result0, result1, result2, result3, result4, result5, result6;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_dec_octet();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 46) {\n result1 = \".\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_dec_octet();\n if (result2 !== null) {\n if (input.charCodeAt(pos) === 46) {\n result3 = \".\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_dec_octet();\n if (result4 !== null) {\n if (input.charCodeAt(pos) === 46) {\n result5 = \".\";\n pos++;\n }\n else {\n result5 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result5 !== null) {\n result6 = parse_dec_octet();\n if (result6 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.host_type = 'IPv4';\n return input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_dec_octet() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 2) === \"25\") {\n result0 = \"25\";\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"25\\\"\");\n }\n }\n if (result0 !== null) {\n if (/^[0-5]/.test(input.charAt(pos))) {\n result1 = input.charAt(pos);\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"[0-5]\");\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n if (result0 === null) {\n pos0 = pos;\n if (input.charCodeAt(pos) === 50) {\n result0 = \"2\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"2\\\"\");\n }\n }\n if (result0 !== null) {\n if (/^[0-4]/.test(input.charAt(pos))) {\n result1 = input.charAt(pos);\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"[0-4]\");\n }\n }\n if (result1 !== null) {\n result2 = parse_DIGIT();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n if (result0 === null) {\n pos0 = pos;\n if (input.charCodeAt(pos) === 49) {\n result0 = \"1\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"1\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_DIGIT();\n if (result1 !== null) {\n result2 = parse_DIGIT();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n if (result0 === null) {\n pos0 = pos;\n if (/^[1-9]/.test(input.charAt(pos))) {\n result0 = input.charAt(pos);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"[1-9]\");\n }\n }\n if (result0 !== null) {\n result1 = parse_DIGIT();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n if (result0 === null) {\n result0 = parse_DIGIT();\n }\n }\n }\n }\n return result0;\n }\n function parse_port() {\n var result0, result1, result2, result3, result4;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_DIGIT();\n result0 = result0 !== null ? result0 : \"\";\n if (result0 !== null) {\n result1 = parse_DIGIT();\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result2 = parse_DIGIT();\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n result3 = parse_DIGIT();\n result3 = result3 !== null ? result3 : \"\";\n if (result3 !== null) {\n result4 = parse_DIGIT();\n result4 = result4 !== null ? result4 : \"\";\n if (result4 !== null) {\n result0 = [result0, result1, result2, result3, result4];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, port) {\n port = parseInt(port.join(''));\n data.port = port;\n return port;\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_uri_parameters() {\n var result0, result1, result2;\n var pos0;\n result0 = [];\n pos0 = pos;\n if (input.charCodeAt(pos) === 59) {\n result1 = \";\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_uri_parameter();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos0;\n }\n }\n else {\n result1 = null;\n pos = pos0;\n }\n while (result1 !== null) {\n result0.push(result1);\n pos0 = pos;\n if (input.charCodeAt(pos) === 59) {\n result1 = \";\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_uri_parameter();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos0;\n }\n }\n else {\n result1 = null;\n pos = pos0;\n }\n }\n return result0;\n }\n function parse_uri_parameter() {\n var result0;\n result0 = parse_transport_param();\n if (result0 === null) {\n result0 = parse_user_param();\n if (result0 === null) {\n result0 = parse_method_param();\n if (result0 === null) {\n result0 = parse_ttl_param();\n if (result0 === null) {\n result0 = parse_maddr_param();\n if (result0 === null) {\n result0 = parse_lr_param();\n if (result0 === null) {\n result0 = parse_other_param();\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_transport_param() {\n var result0, result1;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 10).toLowerCase() === \"transport=\") {\n result0 = input.substr(pos, 10);\n pos += 10;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"transport=\\\"\");\n }\n }\n if (result0 !== null) {\n if (input.substr(pos, 3).toLowerCase() === \"udp\") {\n result1 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"udp\\\"\");\n }\n }\n if (result1 === null) {\n if (input.substr(pos, 3).toLowerCase() === \"tcp\") {\n result1 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"tcp\\\"\");\n }\n }\n if (result1 === null) {\n if (input.substr(pos, 4).toLowerCase() === \"sctp\") {\n result1 = input.substr(pos, 4);\n pos += 4;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"sctp\\\"\");\n }\n }\n if (result1 === null) {\n if (input.substr(pos, 3).toLowerCase() === \"tls\") {\n result1 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"tls\\\"\");\n }\n }\n if (result1 === null) {\n result1 = parse_token();\n }\n }\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, transport) {\n if (!data.uri_params)\n data.uri_params = {};\n data.uri_params['transport'] = transport.toLowerCase();\n })(pos0, result0[1]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_user_param() {\n var result0, result1;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 5).toLowerCase() === \"user=\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"user=\\\"\");\n }\n }\n if (result0 !== null) {\n if (input.substr(pos, 5).toLowerCase() === \"phone\") {\n result1 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"phone\\\"\");\n }\n }\n if (result1 === null) {\n if (input.substr(pos, 2).toLowerCase() === \"ip\") {\n result1 = input.substr(pos, 2);\n pos += 2;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"ip\\\"\");\n }\n }\n if (result1 === null) {\n result1 = parse_token();\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, user) {\n if (!data.uri_params)\n data.uri_params = {};\n data.uri_params['user'] = user.toLowerCase();\n })(pos0, result0[1]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_method_param() {\n var result0, result1;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 7).toLowerCase() === \"method=\") {\n result0 = input.substr(pos, 7);\n pos += 7;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"method=\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_Method();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, method) {\n if (!data.uri_params)\n data.uri_params = {};\n data.uri_params['method'] = method;\n })(pos0, result0[1]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_ttl_param() {\n var result0, result1;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 4).toLowerCase() === \"ttl=\") {\n result0 = input.substr(pos, 4);\n pos += 4;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"ttl=\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_ttl();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, ttl) {\n if (!data.params)\n data.params = {};\n data.params['ttl'] = ttl;\n })(pos0, result0[1]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_maddr_param() {\n var result0, result1;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 6).toLowerCase() === \"maddr=\") {\n result0 = input.substr(pos, 6);\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"maddr=\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_host();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, maddr) {\n if (!data.uri_params)\n data.uri_params = {};\n data.uri_params['maddr'] = maddr;\n })(pos0, result0[1]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_lr_param() {\n var result0, result1, result2;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 2).toLowerCase() === \"lr\") {\n result0 = input.substr(pos, 2);\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"lr\\\"\");\n }\n }\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 61) {\n result1 = \"=\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_token();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n if (!data.uri_params)\n data.uri_params = {};\n data.uri_params['lr'] = undefined;\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_other_param() {\n var result0, result1, result2;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_pname();\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 61) {\n result1 = \"=\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_pvalue();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, param, value) {\n if (!data.uri_params)\n data.uri_params = {};\n if (typeof value === 'undefined') {\n value = undefined;\n }\n else {\n value = value[1];\n }\n data.uri_params[param.toLowerCase()] = value;\n })(pos0, result0[0], result0[1]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_pname() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result1 = parse_paramchar();\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_paramchar();\n }\n }\n else {\n result0 = null;\n }\n if (result0 !== null) {\n result0 = (function (offset, pname) { return pname.join(''); })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_pvalue() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result1 = parse_paramchar();\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_paramchar();\n }\n }\n else {\n result0 = null;\n }\n if (result0 !== null) {\n result0 = (function (offset, pvalue) { return pvalue.join(''); })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_paramchar() {\n var result0;\n result0 = parse_param_unreserved();\n if (result0 === null) {\n result0 = parse_unreserved();\n if (result0 === null) {\n result0 = parse_escaped();\n }\n }\n return result0;\n }\n function parse_param_unreserved() {\n var result0;\n if (input.charCodeAt(pos) === 91) {\n result0 = \"[\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"[\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 93) {\n result0 = \"]\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"]\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 47) {\n result0 = \"/\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 58) {\n result0 = \":\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 38) {\n result0 = \"&\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 43) {\n result0 = \"+\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 36) {\n result0 = \"$\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"$\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_headers() {\n var result0, result1, result2, result3, result4;\n var pos0, pos1;\n pos0 = pos;\n if (input.charCodeAt(pos) === 63) {\n result0 = \"?\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"?\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_header();\n if (result1 !== null) {\n result2 = [];\n pos1 = pos;\n if (input.charCodeAt(pos) === 38) {\n result3 = \"&\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_header();\n if (result4 !== null) {\n result3 = [result3, result4];\n }\n else {\n result3 = null;\n pos = pos1;\n }\n }\n else {\n result3 = null;\n pos = pos1;\n }\n while (result3 !== null) {\n result2.push(result3);\n pos1 = pos;\n if (input.charCodeAt(pos) === 38) {\n result3 = \"&\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_header();\n if (result4 !== null) {\n result3 = [result3, result4];\n }\n else {\n result3 = null;\n pos = pos1;\n }\n }\n else {\n result3 = null;\n pos = pos1;\n }\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_header() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_hname();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 61) {\n result1 = \"=\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_hvalue();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, hname, hvalue) {\n hname = hname.join('').toLowerCase();\n hvalue = hvalue.join('');\n if (!data.uri_headers)\n data.uri_headers = {};\n if (!data.uri_headers[hname]) {\n data.uri_headers[hname] = [hvalue];\n }\n else {\n data.uri_headers[hname].push(hvalue);\n }\n })(pos0, result0[0], result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_hname() {\n var result0, result1;\n result1 = parse_hnv_unreserved();\n if (result1 === null) {\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n }\n }\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_hnv_unreserved();\n if (result1 === null) {\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n }\n }\n }\n }\n else {\n result0 = null;\n }\n return result0;\n }\n function parse_hvalue() {\n var result0, result1;\n result0 = [];\n result1 = parse_hnv_unreserved();\n if (result1 === null) {\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n }\n }\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_hnv_unreserved();\n if (result1 === null) {\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n }\n }\n }\n return result0;\n }\n function parse_hnv_unreserved() {\n var result0;\n if (input.charCodeAt(pos) === 91) {\n result0 = \"[\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"[\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 93) {\n result0 = \"]\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"]\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 47) {\n result0 = \"/\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 63) {\n result0 = \"?\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"?\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 58) {\n result0 = \":\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 43) {\n result0 = \"+\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 36) {\n result0 = \"$\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"$\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_Request_Response() {\n var result0;\n result0 = parse_Status_Line();\n if (result0 === null) {\n result0 = parse_Request_Line();\n }\n return result0;\n }\n function parse_Request_Line() {\n var result0, result1, result2, result3, result4;\n var pos0;\n pos0 = pos;\n result0 = parse_Method();\n if (result0 !== null) {\n result1 = parse_SP();\n if (result1 !== null) {\n result2 = parse_Request_URI();\n if (result2 !== null) {\n result3 = parse_SP();\n if (result3 !== null) {\n result4 = parse_SIP_Version();\n if (result4 !== null) {\n result0 = [result0, result1, result2, result3, result4];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_Request_URI() {\n var result0;\n result0 = parse_SIP_URI();\n if (result0 === null) {\n result0 = parse_absoluteURI();\n }\n return result0;\n }\n function parse_absoluteURI() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_scheme();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_hier_part();\n if (result2 === null) {\n result2 = parse_opaque_part();\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_hier_part() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_net_path();\n if (result0 === null) {\n result0 = parse_abs_path();\n }\n if (result0 !== null) {\n pos1 = pos;\n if (input.charCodeAt(pos) === 63) {\n result1 = \"?\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"?\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_query();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos1;\n }\n }\n else {\n result1 = null;\n pos = pos1;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_net_path() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 2) === \"//\") {\n result0 = \"//\";\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"//\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_authority();\n if (result1 !== null) {\n result2 = parse_abs_path();\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_abs_path() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n if (input.charCodeAt(pos) === 47) {\n result0 = \"/\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_path_segments();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_opaque_part() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_uric_no_slash();\n if (result0 !== null) {\n result1 = [];\n result2 = parse_uric();\n while (result2 !== null) {\n result1.push(result2);\n result2 = parse_uric();\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_uric() {\n var result0;\n result0 = parse_reserved();\n if (result0 === null) {\n result0 = parse_unreserved();\n if (result0 === null) {\n result0 = parse_escaped();\n }\n }\n return result0;\n }\n function parse_uric_no_slash() {\n var result0;\n result0 = parse_unreserved();\n if (result0 === null) {\n result0 = parse_escaped();\n if (result0 === null) {\n if (input.charCodeAt(pos) === 59) {\n result0 = \";\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 63) {\n result0 = \"?\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"?\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 58) {\n result0 = \":\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 64) {\n result0 = \"@\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"@\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 38) {\n result0 = \"&\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 61) {\n result0 = \"=\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 43) {\n result0 = \"+\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 36) {\n result0 = \"$\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"$\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 44) {\n result0 = \",\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_path_segments() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_segment();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n if (input.charCodeAt(pos) === 47) {\n result2 = \"/\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_segment();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n if (input.charCodeAt(pos) === 47) {\n result2 = \"/\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_segment();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_segment() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = [];\n result1 = parse_pchar();\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_pchar();\n }\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n if (input.charCodeAt(pos) === 59) {\n result2 = \";\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n if (input.charCodeAt(pos) === 59) {\n result2 = \";\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_param() {\n var result0, result1;\n result0 = [];\n result1 = parse_pchar();\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_pchar();\n }\n return result0;\n }\n function parse_pchar() {\n var result0;\n result0 = parse_unreserved();\n if (result0 === null) {\n result0 = parse_escaped();\n if (result0 === null) {\n if (input.charCodeAt(pos) === 58) {\n result0 = \":\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 64) {\n result0 = \"@\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"@\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 38) {\n result0 = \"&\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 61) {\n result0 = \"=\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 43) {\n result0 = \"+\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 36) {\n result0 = \"$\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"$\\\"\");\n }\n }\n if (result0 === null) {\n if (input.charCodeAt(pos) === 44) {\n result0 = \",\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_scheme() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_ALPHA();\n if (result0 !== null) {\n result1 = [];\n result2 = parse_ALPHA();\n if (result2 === null) {\n result2 = parse_DIGIT();\n if (result2 === null) {\n if (input.charCodeAt(pos) === 43) {\n result2 = \"+\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result2 === null) {\n if (input.charCodeAt(pos) === 45) {\n result2 = \"-\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result2 === null) {\n if (input.charCodeAt(pos) === 46) {\n result2 = \".\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n }\n }\n }\n }\n while (result2 !== null) {\n result1.push(result2);\n result2 = parse_ALPHA();\n if (result2 === null) {\n result2 = parse_DIGIT();\n if (result2 === null) {\n if (input.charCodeAt(pos) === 43) {\n result2 = \"+\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n if (result2 === null) {\n if (input.charCodeAt(pos) === 45) {\n result2 = \"-\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result2 === null) {\n if (input.charCodeAt(pos) === 46) {\n result2 = \".\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n }\n }\n }\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.scheme = input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_authority() {\n var result0;\n result0 = parse_srvr();\n if (result0 === null) {\n result0 = parse_reg_name();\n }\n return result0;\n }\n function parse_srvr() {\n var result0, result1;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_userinfo();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 64) {\n result1 = \"@\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"@\\\"\");\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n result0 = result0 !== null ? result0 : \"\";\n if (result0 !== null) {\n result1 = parse_hostport();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n result0 = result0 !== null ? result0 : \"\";\n return result0;\n }\n function parse_reg_name() {\n var result0, result1;\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 36) {\n result1 = \"$\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"$\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 44) {\n result1 = \",\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 59) {\n result1 = \";\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 64) {\n result1 = \"@\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"@\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 38) {\n result1 = \"&\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 61) {\n result1 = \"=\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 43) {\n result1 = \"+\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n if (result1 === null) {\n if (input.charCodeAt(pos) === 36) {\n result1 = \"$\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"$\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 44) {\n result1 = \",\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 59) {\n result1 = \";\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\";\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 58) {\n result1 = \":\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\":\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 64) {\n result1 = \"@\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"@\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 38) {\n result1 = \"&\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"&\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 61) {\n result1 = \"=\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"=\\\"\");\n }\n }\n if (result1 === null) {\n if (input.charCodeAt(pos) === 43) {\n result1 = \"+\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"+\\\"\");\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n else {\n result0 = null;\n }\n return result0;\n }\n function parse_query() {\n var result0, result1;\n result0 = [];\n result1 = parse_uric();\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_uric();\n }\n return result0;\n }\n function parse_SIP_Version() {\n var result0, result1, result2, result3, result4, result5;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 3).toLowerCase() === \"sip\") {\n result0 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"SIP\\\"\");\n }\n }\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 47) {\n result1 = \"/\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"/\\\"\");\n }\n }\n if (result1 !== null) {\n result3 = parse_DIGIT();\n if (result3 !== null) {\n result2 = [];\n while (result3 !== null) {\n result2.push(result3);\n result3 = parse_DIGIT();\n }\n }\n else {\n result2 = null;\n }\n if (result2 !== null) {\n if (input.charCodeAt(pos) === 46) {\n result3 = \".\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result3 !== null) {\n result5 = parse_DIGIT();\n if (result5 !== null) {\n result4 = [];\n while (result5 !== null) {\n result4.push(result5);\n result5 = parse_DIGIT();\n }\n }\n else {\n result4 = null;\n }\n if (result4 !== null) {\n result0 = [result0, result1, result2, result3, result4];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.sip_version = input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_INVITEm() {\n var result0;\n if (input.substr(pos, 6) === \"INVITE\") {\n result0 = \"INVITE\";\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"INVITE\\\"\");\n }\n }\n return result0;\n }\n function parse_ACKm() {\n var result0;\n if (input.substr(pos, 3) === \"ACK\") {\n result0 = \"ACK\";\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"ACK\\\"\");\n }\n }\n return result0;\n }\n function parse_OPTIONSm() {\n var result0;\n if (input.substr(pos, 7) === \"OPTIONS\") {\n result0 = \"OPTIONS\";\n pos += 7;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"OPTIONS\\\"\");\n }\n }\n return result0;\n }\n function parse_BYEm() {\n var result0;\n if (input.substr(pos, 3) === \"BYE\") {\n result0 = \"BYE\";\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"BYE\\\"\");\n }\n }\n return result0;\n }\n function parse_CANCELm() {\n var result0;\n if (input.substr(pos, 6) === \"CANCEL\") {\n result0 = \"CANCEL\";\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"CANCEL\\\"\");\n }\n }\n return result0;\n }\n function parse_REGISTERm() {\n var result0;\n if (input.substr(pos, 8) === \"REGISTER\") {\n result0 = \"REGISTER\";\n pos += 8;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"REGISTER\\\"\");\n }\n }\n return result0;\n }\n function parse_SUBSCRIBEm() {\n var result0;\n if (input.substr(pos, 9) === \"SUBSCRIBE\") {\n result0 = \"SUBSCRIBE\";\n pos += 9;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"SUBSCRIBE\\\"\");\n }\n }\n return result0;\n }\n function parse_NOTIFYm() {\n var result0;\n if (input.substr(pos, 6) === \"NOTIFY\") {\n result0 = \"NOTIFY\";\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"NOTIFY\\\"\");\n }\n }\n return result0;\n }\n function parse_REFERm() {\n var result0;\n if (input.substr(pos, 5) === \"REFER\") {\n result0 = \"REFER\";\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"REFER\\\"\");\n }\n }\n return result0;\n }\n function parse_Method() {\n var result0;\n var pos0;\n pos0 = pos;\n result0 = parse_INVITEm();\n if (result0 === null) {\n result0 = parse_ACKm();\n if (result0 === null) {\n result0 = parse_OPTIONSm();\n if (result0 === null) {\n result0 = parse_BYEm();\n if (result0 === null) {\n result0 = parse_CANCELm();\n if (result0 === null) {\n result0 = parse_REGISTERm();\n if (result0 === null) {\n result0 = parse_SUBSCRIBEm();\n if (result0 === null) {\n result0 = parse_NOTIFYm();\n if (result0 === null) {\n result0 = parse_REFERm();\n if (result0 === null) {\n result0 = parse_token();\n }\n }\n }\n }\n }\n }\n }\n }\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.method = input.substring(pos, offset);\n return data.method;\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Status_Line() {\n var result0, result1, result2, result3, result4;\n var pos0;\n pos0 = pos;\n result0 = parse_SIP_Version();\n if (result0 !== null) {\n result1 = parse_SP();\n if (result1 !== null) {\n result2 = parse_Status_Code();\n if (result2 !== null) {\n result3 = parse_SP();\n if (result3 !== null) {\n result4 = parse_Reason_Phrase();\n if (result4 !== null) {\n result0 = [result0, result1, result2, result3, result4];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_Status_Code() {\n var result0;\n var pos0;\n pos0 = pos;\n result0 = parse_extension_code();\n if (result0 !== null) {\n result0 = (function (offset, status_code) {\n data.status_code = parseInt(status_code.join(''));\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_extension_code() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_DIGIT();\n if (result0 !== null) {\n result1 = parse_DIGIT();\n if (result1 !== null) {\n result2 = parse_DIGIT();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_Reason_Phrase() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result0 = [];\n result1 = parse_reserved();\n if (result1 === null) {\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n if (result1 === null) {\n result1 = parse_UTF8_NONASCII();\n if (result1 === null) {\n result1 = parse_UTF8_CONT();\n if (result1 === null) {\n result1 = parse_SP();\n if (result1 === null) {\n result1 = parse_HTAB();\n }\n }\n }\n }\n }\n }\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_reserved();\n if (result1 === null) {\n result1 = parse_unreserved();\n if (result1 === null) {\n result1 = parse_escaped();\n if (result1 === null) {\n result1 = parse_UTF8_NONASCII();\n if (result1 === null) {\n result1 = parse_UTF8_CONT();\n if (result1 === null) {\n result1 = parse_SP();\n if (result1 === null) {\n result1 = parse_HTAB();\n }\n }\n }\n }\n }\n }\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.reason_phrase = input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Allow_Events() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_event_type();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_event_type();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_event_type();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_Call_ID() {\n var result0, result1, result2;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_word();\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 64) {\n result1 = \"@\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"@\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_word();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data = input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Contact() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n result0 = parse_STAR();\n if (result0 === null) {\n pos1 = pos;\n result0 = parse_contact_param();\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_contact_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_contact_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n var idx, length;\n length = data.multi_header.length;\n for (idx = 0; idx < length; idx++) {\n if (data.multi_header[idx].parsed === null) {\n data = null;\n break;\n }\n }\n if (data !== null) {\n data = data.multi_header;\n }\n else {\n data = -1;\n }\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_contact_param() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SIP_URI_noparams();\n if (result0 === null) {\n result0 = parse_name_addr();\n }\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_contact_params();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_contact_params();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n var header;\n if (!data.multi_header)\n data.multi_header = [];\n try {\n header = new NameAddrHeader(data.uri, data.display_name, data.params);\n delete data.uri;\n delete data.display_name;\n delete data.params;\n }\n catch (e) {\n header = null;\n }\n data.multi_header.push({ 'possition': pos,\n 'offset': offset,\n 'parsed': header\n });\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_name_addr() {\n var result0, result1, result2, result3;\n var pos0;\n pos0 = pos;\n result0 = parse_display_name();\n result0 = result0 !== null ? result0 : \"\";\n if (result0 !== null) {\n result1 = parse_LAQUOT();\n if (result1 !== null) {\n result2 = parse_SIP_URI();\n if (result2 !== null) {\n result3 = parse_RAQUOT();\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_display_name() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_token();\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = parse_LWS();\n if (result2 !== null) {\n result3 = parse_token();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = parse_LWS();\n if (result2 !== null) {\n result3 = parse_token();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 === null) {\n result0 = parse_quoted_string_clean();\n }\n if (result0 !== null) {\n result0 = (function (offset, display_name) {\n if (typeof display_name === 'string') { // quoted_string_clean\n data.display_name = display_name;\n }\n else { // token ( LWS token )*\n data.display_name = display_name[1].reduce(function (acc, cur) {\n return acc + cur[0] + cur[1];\n }, display_name[0]);\n }\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_contact_params() {\n var result0;\n result0 = parse_c_p_q();\n if (result0 === null) {\n result0 = parse_c_p_expires();\n if (result0 === null) {\n result0 = parse_generic_param();\n }\n }\n return result0;\n }\n function parse_c_p_q() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 1).toLowerCase() === \"q\") {\n result0 = input.substr(pos, 1);\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"q\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_qvalue();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, q) {\n if (!data.params)\n data.params = {};\n data.params['q'] = q;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_c_p_expires() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 7).toLowerCase() === \"expires\") {\n result0 = input.substr(pos, 7);\n pos += 7;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"expires\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_delta_seconds();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, expires) {\n if (!data.params)\n data.params = {};\n data.params['expires'] = expires;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_delta_seconds() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result1 = parse_DIGIT();\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_DIGIT();\n }\n }\n else {\n result0 = null;\n }\n if (result0 !== null) {\n result0 = (function (offset, delta_seconds) {\n return parseInt(delta_seconds.join(''));\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_qvalue() {\n var result0, result1, result2, result3, result4;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n if (input.charCodeAt(pos) === 48) {\n result0 = \"0\";\n pos++;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"0\\\"\");\n }\n }\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 46) {\n result1 = \".\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_DIGIT();\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n result3 = parse_DIGIT();\n result3 = result3 !== null ? result3 : \"\";\n if (result3 !== null) {\n result4 = parse_DIGIT();\n result4 = result4 !== null ? result4 : \"\";\n if (result4 !== null) {\n result1 = [result1, result2, result3, result4];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n return parseFloat(input.substring(pos, offset));\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_generic_param() {\n var result0, result1, result2;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_token();\n if (result0 !== null) {\n pos2 = pos;\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_gen_value();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, param, value) {\n if (!data.params)\n data.params = {};\n if (typeof value === 'undefined') {\n value = undefined;\n }\n else {\n value = value[1];\n }\n data.params[param.toLowerCase()] = value;\n })(pos0, result0[0], result0[1]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_gen_value() {\n var result0;\n result0 = parse_token();\n if (result0 === null) {\n result0 = parse_host();\n if (result0 === null) {\n result0 = parse_quoted_string();\n }\n }\n return result0;\n }\n function parse_Content_Disposition() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_disp_type();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_disp_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_disp_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_disp_type() {\n var result0;\n if (input.substr(pos, 6).toLowerCase() === \"render\") {\n result0 = input.substr(pos, 6);\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"render\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 7).toLowerCase() === \"session\") {\n result0 = input.substr(pos, 7);\n pos += 7;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"session\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 4).toLowerCase() === \"icon\") {\n result0 = input.substr(pos, 4);\n pos += 4;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"icon\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 5).toLowerCase() === \"alert\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"alert\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_token();\n }\n }\n }\n }\n return result0;\n }\n function parse_disp_param() {\n var result0;\n result0 = parse_handling_param();\n if (result0 === null) {\n result0 = parse_generic_param();\n }\n return result0;\n }\n function parse_handling_param() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 8).toLowerCase() === \"handling\") {\n result0 = input.substr(pos, 8);\n pos += 8;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"handling\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n if (input.substr(pos, 8).toLowerCase() === \"optional\") {\n result2 = input.substr(pos, 8);\n pos += 8;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"optional\\\"\");\n }\n }\n if (result2 === null) {\n if (input.substr(pos, 8).toLowerCase() === \"required\") {\n result2 = input.substr(pos, 8);\n pos += 8;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"required\\\"\");\n }\n }\n if (result2 === null) {\n result2 = parse_token();\n }\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_Content_Encoding() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_token();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_token();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_token();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_Content_Length() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result1 = parse_DIGIT();\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_DIGIT();\n }\n }\n else {\n result0 = null;\n }\n if (result0 !== null) {\n result0 = (function (offset, length) {\n data = parseInt(length.join(''));\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Content_Type() {\n var result0;\n var pos0;\n pos0 = pos;\n result0 = parse_media_type();\n if (result0 !== null) {\n result0 = (function (offset) {\n data = input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_media_type() {\n var result0, result1, result2, result3, result4, result5;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_m_type();\n if (result0 !== null) {\n result1 = parse_SLASH();\n if (result1 !== null) {\n result2 = parse_m_subtype();\n if (result2 !== null) {\n result3 = [];\n pos1 = pos;\n result4 = parse_SEMI();\n if (result4 !== null) {\n result5 = parse_m_parameter();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n else {\n result4 = null;\n pos = pos1;\n }\n while (result4 !== null) {\n result3.push(result4);\n pos1 = pos;\n result4 = parse_SEMI();\n if (result4 !== null) {\n result5 = parse_m_parameter();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_m_type() {\n var result0;\n result0 = parse_discrete_type();\n if (result0 === null) {\n result0 = parse_composite_type();\n }\n return result0;\n }\n function parse_discrete_type() {\n var result0;\n if (input.substr(pos, 4).toLowerCase() === \"text\") {\n result0 = input.substr(pos, 4);\n pos += 4;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"text\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 5).toLowerCase() === \"image\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"image\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 5).toLowerCase() === \"audio\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"audio\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 5).toLowerCase() === \"video\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"video\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 11).toLowerCase() === \"application\") {\n result0 = input.substr(pos, 11);\n pos += 11;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"application\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_extension_token();\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_composite_type() {\n var result0;\n if (input.substr(pos, 7).toLowerCase() === \"message\") {\n result0 = input.substr(pos, 7);\n pos += 7;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"message\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 9).toLowerCase() === \"multipart\") {\n result0 = input.substr(pos, 9);\n pos += 9;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"multipart\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_extension_token();\n }\n }\n return result0;\n }\n function parse_extension_token() {\n var result0;\n result0 = parse_token();\n if (result0 === null) {\n result0 = parse_x_token();\n }\n return result0;\n }\n function parse_x_token() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 2).toLowerCase() === \"x-\") {\n result0 = input.substr(pos, 2);\n pos += 2;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"x-\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_token();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_m_subtype() {\n var result0;\n result0 = parse_extension_token();\n if (result0 === null) {\n result0 = parse_token();\n }\n return result0;\n }\n function parse_m_parameter() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_token();\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_m_value();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_m_value() {\n var result0;\n result0 = parse_token();\n if (result0 === null) {\n result0 = parse_quoted_string();\n }\n return result0;\n }\n function parse_CSeq() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_CSeq_value();\n if (result0 !== null) {\n result1 = parse_LWS();\n if (result1 !== null) {\n result2 = parse_Method();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_CSeq_value() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result1 = parse_DIGIT();\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_DIGIT();\n }\n }\n else {\n result0 = null;\n }\n if (result0 !== null) {\n result0 = (function (offset, cseq_value) {\n data.value = parseInt(cseq_value.join(''));\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Expires() {\n var result0;\n var pos0;\n pos0 = pos;\n result0 = parse_delta_seconds();\n if (result0 !== null) {\n result0 = (function (offset, expires) { data = expires; })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Event() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_event_type();\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_generic_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_generic_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, event_type) {\n data.event = event_type.join('').toLowerCase();\n })(pos0, result0[0]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_event_type() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_token_nodot();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n if (input.charCodeAt(pos) === 46) {\n result2 = \".\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_token_nodot();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n if (input.charCodeAt(pos) === 46) {\n result2 = \".\";\n pos++;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\".\\\"\");\n }\n }\n if (result2 !== null) {\n result3 = parse_token_nodot();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_From() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SIP_URI_noparams();\n if (result0 === null) {\n result0 = parse_name_addr();\n }\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_from_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_from_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n var tag = data.tag;\n try {\n data = new NameAddrHeader(data.uri, data.display_name, data.params);\n if (tag) {\n data.setParam('tag', tag);\n }\n }\n catch (e) {\n data = -1;\n }\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_from_param() {\n var result0;\n result0 = parse_tag_param();\n if (result0 === null) {\n result0 = parse_generic_param();\n }\n return result0;\n }\n function parse_tag_param() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 3).toLowerCase() === \"tag\") {\n result0 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"tag\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_token();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, tag) { data.tag = tag; })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Max_Forwards() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result1 = parse_DIGIT();\n if (result1 !== null) {\n result0 = [];\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_DIGIT();\n }\n }\n else {\n result0 = null;\n }\n if (result0 !== null) {\n result0 = (function (offset, forwards) {\n data = parseInt(forwards.join(''));\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Min_Expires() {\n var result0;\n var pos0;\n pos0 = pos;\n result0 = parse_delta_seconds();\n if (result0 !== null) {\n result0 = (function (offset, min_expires) { data = min_expires; })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Name_Addr_Header() {\n var result0, result1, result2, result3, result4, result5, result6;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = [];\n result1 = parse_display_name();\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_display_name();\n }\n if (result0 !== null) {\n result1 = parse_LAQUOT();\n if (result1 !== null) {\n result2 = parse_SIP_URI();\n if (result2 !== null) {\n result3 = parse_RAQUOT();\n if (result3 !== null) {\n result4 = [];\n pos2 = pos;\n result5 = parse_SEMI();\n if (result5 !== null) {\n result6 = parse_generic_param();\n if (result6 !== null) {\n result5 = [result5, result6];\n }\n else {\n result5 = null;\n pos = pos2;\n }\n }\n else {\n result5 = null;\n pos = pos2;\n }\n while (result5 !== null) {\n result4.push(result5);\n pos2 = pos;\n result5 = parse_SEMI();\n if (result5 !== null) {\n result6 = parse_generic_param();\n if (result6 !== null) {\n result5 = [result5, result6];\n }\n else {\n result5 = null;\n pos = pos2;\n }\n }\n else {\n result5 = null;\n pos = pos2;\n }\n }\n if (result4 !== null) {\n result0 = [result0, result1, result2, result3, result4];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n try {\n data = new NameAddrHeader(data.uri, data.display_name, data.params);\n }\n catch (e) {\n data = -1;\n }\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Proxy_Authenticate() {\n var result0;\n result0 = parse_challenge();\n return result0;\n }\n function parse_challenge() {\n var result0, result1, result2, result3, result4, result5;\n var pos0, pos1;\n pos0 = pos;\n if (input.substr(pos, 6).toLowerCase() === \"digest\") {\n result0 = input.substr(pos, 6);\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"Digest\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_LWS();\n if (result1 !== null) {\n result2 = parse_digest_cln();\n if (result2 !== null) {\n result3 = [];\n pos1 = pos;\n result4 = parse_COMMA();\n if (result4 !== null) {\n result5 = parse_digest_cln();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n else {\n result4 = null;\n pos = pos1;\n }\n while (result4 !== null) {\n result3.push(result4);\n pos1 = pos;\n result4 = parse_COMMA();\n if (result4 !== null) {\n result5 = parse_digest_cln();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n if (result0 === null) {\n result0 = parse_other_challenge();\n }\n return result0;\n }\n function parse_other_challenge() {\n var result0, result1, result2, result3, result4, result5;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_token();\n if (result0 !== null) {\n result1 = parse_LWS();\n if (result1 !== null) {\n result2 = parse_auth_param();\n if (result2 !== null) {\n result3 = [];\n pos1 = pos;\n result4 = parse_COMMA();\n if (result4 !== null) {\n result5 = parse_auth_param();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n else {\n result4 = null;\n pos = pos1;\n }\n while (result4 !== null) {\n result3.push(result4);\n pos1 = pos;\n result4 = parse_COMMA();\n if (result4 !== null) {\n result5 = parse_auth_param();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_auth_param() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_token();\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_token();\n if (result2 === null) {\n result2 = parse_quoted_string();\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_digest_cln() {\n var result0;\n result0 = parse_realm();\n if (result0 === null) {\n result0 = parse_domain();\n if (result0 === null) {\n result0 = parse_nonce();\n if (result0 === null) {\n result0 = parse_opaque();\n if (result0 === null) {\n result0 = parse_stale();\n if (result0 === null) {\n result0 = parse_algorithm();\n if (result0 === null) {\n result0 = parse_qop_options();\n if (result0 === null) {\n result0 = parse_auth_param();\n }\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_realm() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 5).toLowerCase() === \"realm\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"realm\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_realm_value();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_realm_value() {\n var result0;\n var pos0;\n pos0 = pos;\n result0 = parse_quoted_string_clean();\n if (result0 !== null) {\n result0 = (function (offset, realm) { data.realm = realm; })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_domain() {\n var result0, result1, result2, result3, result4, result5, result6;\n var pos0, pos1;\n pos0 = pos;\n if (input.substr(pos, 6).toLowerCase() === \"domain\") {\n result0 = input.substr(pos, 6);\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"domain\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_LDQUOT();\n if (result2 !== null) {\n result3 = parse_URI();\n if (result3 !== null) {\n result4 = [];\n pos1 = pos;\n result6 = parse_SP();\n if (result6 !== null) {\n result5 = [];\n while (result6 !== null) {\n result5.push(result6);\n result6 = parse_SP();\n }\n }\n else {\n result5 = null;\n }\n if (result5 !== null) {\n result6 = parse_URI();\n if (result6 !== null) {\n result5 = [result5, result6];\n }\n else {\n result5 = null;\n pos = pos1;\n }\n }\n else {\n result5 = null;\n pos = pos1;\n }\n while (result5 !== null) {\n result4.push(result5);\n pos1 = pos;\n result6 = parse_SP();\n if (result6 !== null) {\n result5 = [];\n while (result6 !== null) {\n result5.push(result6);\n result6 = parse_SP();\n }\n }\n else {\n result5 = null;\n }\n if (result5 !== null) {\n result6 = parse_URI();\n if (result6 !== null) {\n result5 = [result5, result6];\n }\n else {\n result5 = null;\n pos = pos1;\n }\n }\n else {\n result5 = null;\n pos = pos1;\n }\n }\n if (result4 !== null) {\n result5 = parse_RDQUOT();\n if (result5 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_URI() {\n var result0;\n result0 = parse_absoluteURI();\n if (result0 === null) {\n result0 = parse_abs_path();\n }\n return result0;\n }\n function parse_nonce() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 5).toLowerCase() === \"nonce\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"nonce\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_nonce_value();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_nonce_value() {\n var result0;\n var pos0;\n pos0 = pos;\n result0 = parse_quoted_string_clean();\n if (result0 !== null) {\n result0 = (function (offset, nonce) { data.nonce = nonce; })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_opaque() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 6).toLowerCase() === \"opaque\") {\n result0 = input.substr(pos, 6);\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"opaque\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_quoted_string_clean();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, opaque) { data.opaque = opaque; })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_stale() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n if (input.substr(pos, 5).toLowerCase() === \"stale\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"stale\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n pos1 = pos;\n if (input.substr(pos, 4).toLowerCase() === \"true\") {\n result2 = input.substr(pos, 4);\n pos += 4;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"true\\\"\");\n }\n }\n if (result2 !== null) {\n result2 = (function (offset) { data.stale = true; })(pos1);\n }\n if (result2 === null) {\n pos = pos1;\n }\n if (result2 === null) {\n pos1 = pos;\n if (input.substr(pos, 5).toLowerCase() === \"false\") {\n result2 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"false\\\"\");\n }\n }\n if (result2 !== null) {\n result2 = (function (offset) { data.stale = false; })(pos1);\n }\n if (result2 === null) {\n pos = pos1;\n }\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_algorithm() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 9).toLowerCase() === \"algorithm\") {\n result0 = input.substr(pos, 9);\n pos += 9;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"algorithm\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n if (input.substr(pos, 3).toLowerCase() === \"md5\") {\n result2 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"MD5\\\"\");\n }\n }\n if (result2 === null) {\n if (input.substr(pos, 8).toLowerCase() === \"md5-sess\") {\n result2 = input.substr(pos, 8);\n pos += 8;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"MD5-sess\\\"\");\n }\n }\n if (result2 === null) {\n result2 = parse_token();\n }\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, algorithm) {\n data.algorithm = algorithm.toUpperCase();\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_qop_options() {\n var result0, result1, result2, result3, result4, result5, result6;\n var pos0, pos1, pos2;\n pos0 = pos;\n if (input.substr(pos, 3).toLowerCase() === \"qop\") {\n result0 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"qop\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_LDQUOT();\n if (result2 !== null) {\n pos1 = pos;\n result3 = parse_qop_value();\n if (result3 !== null) {\n result4 = [];\n pos2 = pos;\n if (input.charCodeAt(pos) === 44) {\n result5 = \",\";\n pos++;\n }\n else {\n result5 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n if (result5 !== null) {\n result6 = parse_qop_value();\n if (result6 !== null) {\n result5 = [result5, result6];\n }\n else {\n result5 = null;\n pos = pos2;\n }\n }\n else {\n result5 = null;\n pos = pos2;\n }\n while (result5 !== null) {\n result4.push(result5);\n pos2 = pos;\n if (input.charCodeAt(pos) === 44) {\n result5 = \",\";\n pos++;\n }\n else {\n result5 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\",\\\"\");\n }\n }\n if (result5 !== null) {\n result6 = parse_qop_value();\n if (result6 !== null) {\n result5 = [result5, result6];\n }\n else {\n result5 = null;\n pos = pos2;\n }\n }\n else {\n result5 = null;\n pos = pos2;\n }\n }\n if (result4 !== null) {\n result3 = [result3, result4];\n }\n else {\n result3 = null;\n pos = pos1;\n }\n }\n else {\n result3 = null;\n pos = pos1;\n }\n if (result3 !== null) {\n result4 = parse_RDQUOT();\n if (result4 !== null) {\n result0 = [result0, result1, result2, result3, result4];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_qop_value() {\n var result0;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 8).toLowerCase() === \"auth-int\") {\n result0 = input.substr(pos, 8);\n pos += 8;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"auth-int\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 4).toLowerCase() === \"auth\") {\n result0 = input.substr(pos, 4);\n pos += 4;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"auth\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_token();\n }\n }\n if (result0 !== null) {\n result0 = (function (offset, qop_value) {\n data.qop || (data.qop = []);\n data.qop.push(qop_value.toLowerCase());\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Proxy_Require() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_token();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_token();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_token();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_Record_Route() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_rec_route();\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_rec_route();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_rec_route();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n var idx, length;\n length = data.multi_header.length;\n for (idx = 0; idx < length; idx++) {\n if (data.multi_header[idx].parsed === null) {\n data = null;\n break;\n }\n }\n if (data !== null) {\n data = data.multi_header;\n }\n else {\n data = -1;\n }\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_rec_route() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_name_addr();\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_generic_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_generic_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n var header;\n if (!data.multi_header)\n data.multi_header = [];\n try {\n header = new NameAddrHeader(data.uri, data.display_name, data.params);\n delete data.uri;\n delete data.display_name;\n delete data.params;\n }\n catch (e) {\n header = null;\n }\n data.multi_header.push({ 'possition': pos,\n 'offset': offset,\n 'parsed': header\n });\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Reason() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 3).toLowerCase() === \"sip\") {\n result0 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"SIP\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_token();\n }\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_reason_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_reason_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, protocol) {\n data.protocol = protocol.toLowerCase();\n if (!data.params)\n data.params = {};\n if (data.params.text && data.params.text[0] === '\"') {\n var text = data.params.text;\n data.text = text.substring(1, text.length - 1);\n delete data.params.text;\n }\n })(pos0, result0[0]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_reason_param() {\n var result0;\n result0 = parse_reason_cause();\n if (result0 === null) {\n result0 = parse_generic_param();\n }\n return result0;\n }\n function parse_reason_cause() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 5).toLowerCase() === \"cause\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"cause\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result3 = parse_DIGIT();\n if (result3 !== null) {\n result2 = [];\n while (result3 !== null) {\n result2.push(result3);\n result3 = parse_DIGIT();\n }\n }\n else {\n result2 = null;\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, cause) {\n data.cause = parseInt(cause.join(''));\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Require() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_token();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_token();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_token();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_Route() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_route_param();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_route_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_route_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_route_param() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_name_addr();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_generic_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_generic_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_Subscription_State() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_substate_value();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_subexp_params();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_subexp_params();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_substate_value() {\n var result0;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 6).toLowerCase() === \"active\") {\n result0 = input.substr(pos, 6);\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"active\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 7).toLowerCase() === \"pending\") {\n result0 = input.substr(pos, 7);\n pos += 7;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"pending\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 10).toLowerCase() === \"terminated\") {\n result0 = input.substr(pos, 10);\n pos += 10;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"terminated\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_token();\n }\n }\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.state = input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_subexp_params() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 6).toLowerCase() === \"reason\") {\n result0 = input.substr(pos, 6);\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"reason\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_event_reason_value();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, reason) {\n if (typeof reason !== 'undefined')\n data.reason = reason;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n if (result0 === null) {\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 7).toLowerCase() === \"expires\") {\n result0 = input.substr(pos, 7);\n pos += 7;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"expires\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_delta_seconds();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, expires) {\n if (typeof expires !== 'undefined')\n data.expires = expires;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n if (result0 === null) {\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 11).toLowerCase() === \"retry_after\") {\n result0 = input.substr(pos, 11);\n pos += 11;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"retry_after\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_delta_seconds();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, retry_after) {\n if (typeof retry_after !== 'undefined')\n data.retry_after = retry_after;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n if (result0 === null) {\n result0 = parse_generic_param();\n }\n }\n }\n return result0;\n }\n function parse_event_reason_value() {\n var result0;\n if (input.substr(pos, 11).toLowerCase() === \"deactivated\") {\n result0 = input.substr(pos, 11);\n pos += 11;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"deactivated\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 9).toLowerCase() === \"probation\") {\n result0 = input.substr(pos, 9);\n pos += 9;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"probation\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 8).toLowerCase() === \"rejected\") {\n result0 = input.substr(pos, 8);\n pos += 8;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"rejected\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 7).toLowerCase() === \"timeout\") {\n result0 = input.substr(pos, 7);\n pos += 7;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"timeout\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 6).toLowerCase() === \"giveup\") {\n result0 = input.substr(pos, 6);\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"giveup\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 10).toLowerCase() === \"noresource\") {\n result0 = input.substr(pos, 10);\n pos += 10;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"noresource\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 9).toLowerCase() === \"invariant\") {\n result0 = input.substr(pos, 9);\n pos += 9;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"invariant\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_token();\n }\n }\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_Subject() {\n var result0;\n result0 = parse_TEXT_UTF8_TRIM();\n result0 = result0 !== null ? result0 : \"\";\n return result0;\n }\n function parse_Supported() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_token();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_token();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_token();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n result0 = result0 !== null ? result0 : \"\";\n return result0;\n }\n function parse_To() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SIP_URI_noparams();\n if (result0 === null) {\n result0 = parse_name_addr();\n }\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_to_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_to_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n var tag = data.tag;\n try {\n data = new NameAddrHeader(data.uri, data.display_name, data.params);\n if (tag) {\n data.setParam('tag', tag);\n }\n }\n catch (e) {\n data = -1;\n }\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_to_param() {\n var result0;\n result0 = parse_tag_param();\n if (result0 === null) {\n result0 = parse_generic_param();\n }\n return result0;\n }\n function parse_Via() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_via_param();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_via_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_COMMA();\n if (result2 !== null) {\n result3 = parse_via_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_via_param() {\n var result0, result1, result2, result3, result4, result5;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_sent_protocol();\n if (result0 !== null) {\n result1 = parse_LWS();\n if (result1 !== null) {\n result2 = parse_sent_by();\n if (result2 !== null) {\n result3 = [];\n pos1 = pos;\n result4 = parse_SEMI();\n if (result4 !== null) {\n result5 = parse_via_params();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n else {\n result4 = null;\n pos = pos1;\n }\n while (result4 !== null) {\n result3.push(result4);\n pos1 = pos;\n result4 = parse_SEMI();\n if (result4 !== null) {\n result5 = parse_via_params();\n if (result5 !== null) {\n result4 = [result4, result5];\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n else {\n result4 = null;\n pos = pos1;\n }\n }\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_via_params() {\n var result0;\n result0 = parse_via_ttl();\n if (result0 === null) {\n result0 = parse_via_maddr();\n if (result0 === null) {\n result0 = parse_via_received();\n if (result0 === null) {\n result0 = parse_via_branch();\n if (result0 === null) {\n result0 = parse_response_port();\n if (result0 === null) {\n result0 = parse_generic_param();\n }\n }\n }\n }\n }\n return result0;\n }\n function parse_via_ttl() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 3).toLowerCase() === \"ttl\") {\n result0 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"ttl\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_ttl();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, via_ttl_value) {\n data.ttl = via_ttl_value;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_via_maddr() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 5).toLowerCase() === \"maddr\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"maddr\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_host();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, via_maddr) {\n data.maddr = via_maddr;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_via_received() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 8).toLowerCase() === \"received\") {\n result0 = input.substr(pos, 8);\n pos += 8;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"received\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_IPv4address();\n if (result2 === null) {\n result2 = parse_IPv6address();\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, via_received) {\n data.received = via_received;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_via_branch() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 6).toLowerCase() === \"branch\") {\n result0 = input.substr(pos, 6);\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"branch\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_token();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, via_branch) {\n data.branch = via_branch;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_response_port() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n if (input.substr(pos, 5).toLowerCase() === \"rport\") {\n result0 = input.substr(pos, 5);\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"rport\\\"\");\n }\n }\n if (result0 !== null) {\n pos1 = pos;\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_rport();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos1;\n }\n }\n else {\n result1 = null;\n pos = pos1;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_rport() {\n var result0, result1, result2, result3, result4;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_DIGIT();\n result0 = result0 !== null ? result0 : \"\";\n if (result0 !== null) {\n result1 = parse_DIGIT();\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result2 = parse_DIGIT();\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n result3 = parse_DIGIT();\n result3 = result3 !== null ? result3 : \"\";\n if (result3 !== null) {\n result4 = parse_DIGIT();\n result4 = result4 !== null ? result4 : \"\";\n if (result4 !== null) {\n result0 = [result0, result1, result2, result3, result4];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, rport) {\n data.rport = parseInt(rport.join(''));\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_sent_protocol() {\n var result0, result1, result2, result3, result4;\n var pos0;\n pos0 = pos;\n result0 = parse_protocol_name();\n if (result0 !== null) {\n result1 = parse_SLASH();\n if (result1 !== null) {\n result2 = parse_token();\n if (result2 !== null) {\n result3 = parse_SLASH();\n if (result3 !== null) {\n result4 = parse_transport();\n if (result4 !== null) {\n result0 = [result0, result1, result2, result3, result4];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_protocol_name() {\n var result0;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 3).toLowerCase() === \"sip\") {\n result0 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"SIP\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_token();\n }\n if (result0 !== null) {\n result0 = (function (offset, via_protocol) {\n data.protocol = via_protocol;\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_transport() {\n var result0;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 3).toLowerCase() === \"udp\") {\n result0 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"UDP\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 3).toLowerCase() === \"tcp\") {\n result0 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"TCP\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 3).toLowerCase() === \"tls\") {\n result0 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"TLS\\\"\");\n }\n }\n if (result0 === null) {\n if (input.substr(pos, 4).toLowerCase() === \"sctp\") {\n result0 = input.substr(pos, 4);\n pos += 4;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"SCTP\\\"\");\n }\n }\n if (result0 === null) {\n result0 = parse_token();\n }\n }\n }\n }\n if (result0 !== null) {\n result0 = (function (offset, via_transport) {\n data.transport = via_transport;\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_sent_by() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_via_host();\n if (result0 !== null) {\n pos1 = pos;\n result1 = parse_COLON();\n if (result1 !== null) {\n result2 = parse_via_port();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos1;\n }\n }\n else {\n result1 = null;\n pos = pos1;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_via_host() {\n var result0;\n var pos0;\n pos0 = pos;\n result0 = parse_IPv4address();\n if (result0 === null) {\n result0 = parse_IPv6reference();\n if (result0 === null) {\n result0 = parse_hostname();\n }\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.host = input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_via_port() {\n var result0, result1, result2, result3, result4;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_DIGIT();\n result0 = result0 !== null ? result0 : \"\";\n if (result0 !== null) {\n result1 = parse_DIGIT();\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result2 = parse_DIGIT();\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n result3 = parse_DIGIT();\n result3 = result3 !== null ? result3 : \"\";\n if (result3 !== null) {\n result4 = parse_DIGIT();\n result4 = result4 !== null ? result4 : \"\";\n if (result4 !== null) {\n result0 = [result0, result1, result2, result3, result4];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, via_sent_by_port) {\n data.port = parseInt(via_sent_by_port.join(''));\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_ttl() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_DIGIT();\n if (result0 !== null) {\n result1 = parse_DIGIT();\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result2 = parse_DIGIT();\n result2 = result2 !== null ? result2 : \"\";\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, ttl) {\n return parseInt(ttl.join(''));\n })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_WWW_Authenticate() {\n var result0;\n result0 = parse_challenge();\n return result0;\n }\n function parse_Session_Expires() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_s_e_expires();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_s_e_params();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_s_e_params();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_s_e_expires() {\n var result0;\n var pos0;\n pos0 = pos;\n result0 = parse_delta_seconds();\n if (result0 !== null) {\n result0 = (function (offset, expires) { data.expires = expires; })(pos0, result0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_s_e_params() {\n var result0;\n result0 = parse_s_e_refresher();\n if (result0 === null) {\n result0 = parse_generic_param();\n }\n return result0;\n }\n function parse_s_e_refresher() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 9).toLowerCase() === \"refresher\") {\n result0 = input.substr(pos, 9);\n pos += 9;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"refresher\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n if (input.substr(pos, 3).toLowerCase() === \"uac\") {\n result2 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"uac\\\"\");\n }\n }\n if (result2 === null) {\n if (input.substr(pos, 3).toLowerCase() === \"uas\") {\n result2 = input.substr(pos, 3);\n pos += 3;\n }\n else {\n result2 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"uas\\\"\");\n }\n }\n }\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, s_e_refresher_value) { data.refresher = s_e_refresher_value.toLowerCase(); })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_extension_header() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_token();\n if (result0 !== null) {\n result1 = parse_HCOLON();\n if (result1 !== null) {\n result2 = parse_header_value();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_header_value() {\n var result0, result1;\n result0 = [];\n result1 = parse_TEXT_UTF8char();\n if (result1 === null) {\n result1 = parse_UTF8_CONT();\n if (result1 === null) {\n result1 = parse_LWS();\n }\n }\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_TEXT_UTF8char();\n if (result1 === null) {\n result1 = parse_UTF8_CONT();\n if (result1 === null) {\n result1 = parse_LWS();\n }\n }\n }\n return result0;\n }\n function parse_message_body() {\n var result0, result1;\n result0 = [];\n result1 = parse_OCTET();\n while (result1 !== null) {\n result0.push(result1);\n result1 = parse_OCTET();\n }\n return result0;\n }\n function parse_uuid_URI() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 5) === \"uuid:\") {\n result0 = \"uuid:\";\n pos += 5;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"uuid:\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_uuid();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_uuid() {\n var result0, result1, result2, result3, result4, result5, result6, result7, result8;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_hex8();\n if (result0 !== null) {\n if (input.charCodeAt(pos) === 45) {\n result1 = \"-\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_hex4();\n if (result2 !== null) {\n if (input.charCodeAt(pos) === 45) {\n result3 = \"-\";\n pos++;\n }\n else {\n result3 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result3 !== null) {\n result4 = parse_hex4();\n if (result4 !== null) {\n if (input.charCodeAt(pos) === 45) {\n result5 = \"-\";\n pos++;\n }\n else {\n result5 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result5 !== null) {\n result6 = parse_hex4();\n if (result6 !== null) {\n if (input.charCodeAt(pos) === 45) {\n result7 = \"-\";\n pos++;\n }\n else {\n result7 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"-\\\"\");\n }\n }\n if (result7 !== null) {\n result8 = parse_hex12();\n if (result8 !== null) {\n result0 = [result0, result1, result2, result3, result4, result5, result6, result7, result8];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, uuid) {\n data = input.substring(pos + 5, offset);\n })(pos0, result0[0]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_hex4() {\n var result0, result1, result2, result3;\n var pos0;\n pos0 = pos;\n result0 = parse_HEXDIG();\n if (result0 !== null) {\n result1 = parse_HEXDIG();\n if (result1 !== null) {\n result2 = parse_HEXDIG();\n if (result2 !== null) {\n result3 = parse_HEXDIG();\n if (result3 !== null) {\n result0 = [result0, result1, result2, result3];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_hex8() {\n var result0, result1;\n var pos0;\n pos0 = pos;\n result0 = parse_hex4();\n if (result0 !== null) {\n result1 = parse_hex4();\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_hex12() {\n var result0, result1, result2;\n var pos0;\n pos0 = pos;\n result0 = parse_hex4();\n if (result0 !== null) {\n result1 = parse_hex4();\n if (result1 !== null) {\n result2 = parse_hex4();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_Refer_To() {\n var result0, result1, result2, result3;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_SIP_URI_noparams();\n if (result0 === null) {\n result0 = parse_name_addr();\n }\n if (result0 !== null) {\n result1 = [];\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_generic_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos2 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_generic_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n else {\n result2 = null;\n pos = pos2;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n try {\n data = new NameAddrHeader(data.uri, data.display_name, data.params);\n }\n catch (e) {\n data = -1;\n }\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_Replaces() {\n var result0, result1, result2, result3;\n var pos0, pos1;\n pos0 = pos;\n result0 = parse_call_id();\n if (result0 !== null) {\n result1 = [];\n pos1 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_replaces_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n while (result2 !== null) {\n result1.push(result2);\n pos1 = pos;\n result2 = parse_SEMI();\n if (result2 !== null) {\n result3 = parse_replaces_param();\n if (result3 !== null) {\n result2 = [result2, result3];\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n else {\n result2 = null;\n pos = pos1;\n }\n }\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos0;\n }\n }\n else {\n result0 = null;\n pos = pos0;\n }\n return result0;\n }\n function parse_call_id() {\n var result0, result1, result2;\n var pos0, pos1, pos2;\n pos0 = pos;\n pos1 = pos;\n result0 = parse_word();\n if (result0 !== null) {\n pos2 = pos;\n if (input.charCodeAt(pos) === 64) {\n result1 = \"@\";\n pos++;\n }\n else {\n result1 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"@\\\"\");\n }\n }\n if (result1 !== null) {\n result2 = parse_word();\n if (result2 !== null) {\n result1 = [result1, result2];\n }\n else {\n result1 = null;\n pos = pos2;\n }\n }\n else {\n result1 = null;\n pos = pos2;\n }\n result1 = result1 !== null ? result1 : \"\";\n if (result1 !== null) {\n result0 = [result0, result1];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.call_id = input.substring(pos, offset);\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_replaces_param() {\n var result0;\n result0 = parse_to_tag();\n if (result0 === null) {\n result0 = parse_from_tag();\n if (result0 === null) {\n result0 = parse_early_flag();\n if (result0 === null) {\n result0 = parse_generic_param();\n }\n }\n }\n return result0;\n }\n function parse_to_tag() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 6) === \"to-tag\") {\n result0 = \"to-tag\";\n pos += 6;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"to-tag\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_token();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, to_tag) {\n data.to_tag = to_tag;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_from_tag() {\n var result0, result1, result2;\n var pos0, pos1;\n pos0 = pos;\n pos1 = pos;\n if (input.substr(pos, 8) === \"from-tag\") {\n result0 = \"from-tag\";\n pos += 8;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"from-tag\\\"\");\n }\n }\n if (result0 !== null) {\n result1 = parse_EQUAL();\n if (result1 !== null) {\n result2 = parse_token();\n if (result2 !== null) {\n result0 = [result0, result1, result2];\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n }\n else {\n result0 = null;\n pos = pos1;\n }\n if (result0 !== null) {\n result0 = (function (offset, from_tag) {\n data.from_tag = from_tag;\n })(pos0, result0[2]);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function parse_early_flag() {\n var result0;\n var pos0;\n pos0 = pos;\n if (input.substr(pos, 10) === \"early-only\") {\n result0 = \"early-only\";\n pos += 10;\n }\n else {\n result0 = null;\n if (reportFailures === 0) {\n matchFailed(\"\\\"early-only\\\"\");\n }\n }\n if (result0 !== null) {\n result0 = (function (offset) {\n data.early_only = true;\n })(pos0);\n }\n if (result0 === null) {\n pos = pos0;\n }\n return result0;\n }\n function cleanupExpected(expected) {\n expected.sort();\n var lastExpected = null;\n var cleanExpected = [];\n for (var i = 0; i < expected.length; i++) {\n if (expected[i] !== lastExpected) {\n cleanExpected.push(expected[i]);\n lastExpected = expected[i];\n }\n }\n return cleanExpected;\n }\n function computeErrorPosition() {\n /*\n * The first idea was to use |String.split| to break the input up to the\n * error position along newlines and derive the line and column from\n * there. However IE's |split| implementation is so broken that it was\n * enough to prevent it.\n */\n var line = 1;\n var column = 1;\n var seenCR = false;\n for (var i = 0; i < Math.max(pos, rightmostFailuresPos); i++) {\n var ch = input.charAt(i);\n if (ch === \"\\n\") {\n if (!seenCR) {\n line++;\n }\n column = 1;\n seenCR = false;\n }\n else if (ch === \"\\r\" || ch === \"\\u2028\" || ch === \"\\u2029\") {\n line++;\n column = 1;\n seenCR = true;\n }\n else {\n column++;\n seenCR = false;\n }\n }\n return { line: line, column: column };\n }\n var URI = require('./URI');\n var NameAddrHeader = require('./NameAddrHeader');\n var data = {};\n var result = parseFunctions[startRule]();\n /*\n * The parser is now in one of the following three states:\n *\n * 1. The parser successfully parsed the whole input.\n *\n * - |result !== null|\n * - |pos === input.length|\n * - |rightmostFailuresExpected| may or may not contain something\n *\n * 2. The parser successfully parsed only a part of the input.\n *\n * - |result !== null|\n * - |pos < input.length|\n * - |rightmostFailuresExpected| may or may not contain something\n *\n * 3. The parser did not successfully parse any part of the input.\n *\n * - |result === null|\n * - |pos === 0|\n * - |rightmostFailuresExpected| contains at least one failure\n *\n * All code following this comment (including called functions) must\n * handle these states.\n */\n if (result === null || pos !== input.length) {\n var offset = Math.max(pos, rightmostFailuresPos);\n var found = offset < input.length ? input.charAt(offset) : null;\n var errorPosition = computeErrorPosition();\n new this.SyntaxError(cleanupExpected(rightmostFailuresExpected), found, offset, errorPosition.line, errorPosition.column);\n return -1;\n }\n return data;\n },\n /* Returns the parser source code. */\n toSource: function () { return this._source; }\n };\n /* Thrown when a parser encounters a syntax error. */\n result.SyntaxError = function (expected, found, offset, line, column) {\n function buildMessage(expected, found) {\n var expectedHumanized, foundHumanized;\n switch (expected.length) {\n case 0:\n expectedHumanized = \"end of input\";\n break;\n case 1:\n expectedHumanized = expected[0];\n break;\n default:\n expectedHumanized = expected.slice(0, expected.length - 1).join(\", \")\n + \" or \"\n + expected[expected.length - 1];\n }\n foundHumanized = found ? quote(found) : \"end of input\";\n return \"Expected \" + expectedHumanized + \" but \" + foundHumanized + \" found.\";\n }\n this.name = \"SyntaxError\";\n this.expected = expected;\n this.found = found;\n this.message = buildMessage(expected, found);\n this.offset = offset;\n this.line = line;\n this.column = column;\n };\n result.SyntaxError.prototype = Error.prototype;\n return result;\n})();\n", "\"use strict\";\nconst JsSIP_C = require('./Constants');\nconst Utils = require('./Utils');\nconst Grammar = require('./Grammar');\n/**\n * -param {String} [scheme]\n * -param {String} [user]\n * -param {String} host\n * -param {String} [port]\n * -param {Object} [parameters]\n * -param {Object} [headers]\n *\n */\nmodule.exports = class URI {\n /**\n * Parse the given string and returns a JsSIP.URI instance or undefined if\n * it is an invalid URI.\n */\n static parse(uri) {\n uri = Grammar.parse(uri, 'SIP_URI');\n if (uri !== -1) {\n return uri;\n }\n else {\n return undefined;\n }\n }\n constructor(scheme, user, host, port, parameters = {}, headers = {}) {\n // Checks.\n if (!host) {\n throw new TypeError('missing or invalid \"host\" parameter');\n }\n // Initialize parameters.\n this._parameters = {};\n this._headers = {};\n this._scheme = scheme || JsSIP_C.SIP;\n this._user = user;\n this._host = host;\n this._port = port;\n for (const param in parameters) {\n if (Object.prototype.hasOwnProperty.call(parameters, param)) {\n this.setParam(param, parameters[param]);\n }\n }\n for (const header in headers) {\n if (Object.prototype.hasOwnProperty.call(headers, header)) {\n this.setHeader(header, headers[header]);\n }\n }\n }\n get scheme() {\n return this._scheme;\n }\n set scheme(value) {\n this._scheme = value.toLowerCase();\n }\n get user() {\n return this._user;\n }\n set user(value) {\n this._user = value;\n }\n get host() {\n return this._host;\n }\n set host(value) {\n this._host = value.toLowerCase();\n }\n get port() {\n return this._port;\n }\n set port(value) {\n this._port = value === 0 ? value : parseInt(value, 10) || null;\n }\n setParam(key, value) {\n if (key) {\n this._parameters[key.toLowerCase()] =\n typeof value === 'undefined' || value === null\n ? null\n : value.toString();\n }\n }\n getParam(key) {\n if (key) {\n return this._parameters[key.toLowerCase()];\n }\n }\n hasParam(key) {\n if (key) {\n return ((this._parameters.hasOwnProperty(key.toLowerCase()) && true) || false);\n }\n }\n deleteParam(parameter) {\n parameter = parameter.toLowerCase();\n if (this._parameters.hasOwnProperty(parameter)) {\n const value = this._parameters[parameter];\n delete this._parameters[parameter];\n return value;\n }\n }\n clearParams() {\n this._parameters = {};\n }\n setHeader(name, value) {\n this._headers[Utils.headerize(name)] = Array.isArray(value)\n ? value\n : [value];\n }\n getHeader(name) {\n if (name) {\n return this._headers[Utils.headerize(name)];\n }\n }\n hasHeader(name) {\n if (name) {\n return ((this._headers.hasOwnProperty(Utils.headerize(name)) && true) || false);\n }\n }\n deleteHeader(header) {\n header = Utils.headerize(header);\n if (this._headers.hasOwnProperty(header)) {\n const value = this._headers[header];\n delete this._headers[header];\n return value;\n }\n }\n clearHeaders() {\n this._headers = {};\n }\n clone() {\n return new URI(this._scheme, this._user, this._host, this._port, JSON.parse(JSON.stringify(this._parameters)), JSON.parse(JSON.stringify(this._headers)));\n }\n toString() {\n const headers = [];\n let uri = `${this._scheme}:`;\n if (this._user) {\n uri += `${Utils.escapeUser(this._user)}@`;\n }\n uri += this._host;\n if (this._port || this._port === 0) {\n uri += `:${this._port}`;\n }\n for (const parameter in this._parameters) {\n if (Object.prototype.hasOwnProperty.call(this._parameters, parameter)) {\n uri += `;${parameter}`;\n if (this._parameters[parameter] !== null) {\n uri += `=${this._parameters[parameter]}`;\n }\n }\n }\n for (const header in this._headers) {\n if (Object.prototype.hasOwnProperty.call(this._headers, header)) {\n for (const item of this._headers[header]) {\n headers.push(`${header}=${item}`);\n }\n }\n }\n if (headers.length > 0) {\n uri += `?${headers.join('&')}`;\n }\n return uri;\n }\n toAor(show_port) {\n let aor = `${this._scheme}:`;\n if (this._user) {\n aor += `${Utils.escapeUser(this._user)}@`;\n }\n aor += this._host;\n if (show_port && (this._port || this._port === 0)) {\n aor += `:${this._port}`;\n }\n return aor;\n }\n};\n", "\"use strict\";\nconst JsSIP_C = require('./Constants');\nconst URI = require('./URI');\nconst Grammar = require('./Grammar');\nexports.str_utf8_length = string => unescape(encodeURIComponent(string)).length;\n// Used by 'hasMethods'.\nconst isFunction = (exports.isFunction = fn => {\n if (fn !== undefined) {\n return Object.prototype.toString.call(fn) === '[object Function]'\n ? true\n : false;\n }\n else {\n return false;\n }\n});\nexports.isString = str => {\n if (str !== undefined) {\n return Object.prototype.toString.call(str) === '[object String]'\n ? true\n : false;\n }\n else {\n return false;\n }\n};\nexports.isDecimal = num => !isNaN(num) && parseFloat(num) === parseInt(num, 10);\nexports.isEmpty = value => {\n return (value === null ||\n value === '' ||\n value === undefined ||\n (Array.isArray(value) && value.length === 0) ||\n (typeof value === 'number' && isNaN(value)));\n};\nexports.hasMethods = function (obj, ...methodNames) {\n for (const methodName of methodNames) {\n if (isFunction(obj[methodName])) {\n return false;\n }\n }\n return true;\n};\n// Used by 'newTag'.\nconst createRandomToken = (exports.createRandomToken = (size, base = 32) => {\n let i, r, token = '';\n for (i = 0; i < size; i++) {\n r = (Math.random() * base) | 0;\n token += r.toString(base);\n }\n return token;\n});\nexports.newTag = () => createRandomToken(10);\n// https://stackoverflow.com/users/109538/broofa.\nexports.newUUID = () => {\n const UUID = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, c => {\n const r = (Math.random() * 16) | 0, v = c === 'x' ? r : (r & 0x3) | 0x8;\n return v.toString(16);\n });\n return UUID;\n};\nexports.hostType = host => {\n if (!host) {\n return;\n }\n else {\n host = Grammar.parse(host, 'host');\n if (host !== -1) {\n return host.host_type;\n }\n }\n};\n/**\n * Hex-escape a SIP URI user.\n * Don't hex-escape ':' (%3A), '+' (%2B), '?' (%3F\"), '/' (%2F).\n *\n * Used by 'normalizeTarget'.\n */\nconst escapeUser = (exports.escapeUser = user => encodeURIComponent(decodeURIComponent(user))\n .replace(/%3A/gi, ':')\n .replace(/%2B/gi, '+')\n .replace(/%3F/gi, '?')\n .replace(/%2F/gi, '/'));\n/**\n * Normalize SIP URI.\n * NOTE: It does not allow a SIP URI without username.\n * Accepts 'sip', 'sips' and 'tel' URIs and convert them into 'sip'.\n * Detects the domain part (if given) and properly hex-escapes the user portion.\n * If the user portion has only 'tel' number symbols the user portion is clean of 'tel' visual separators.\n */\nexports.normalizeTarget = (target, domain) => {\n // If no target is given then raise an error.\n if (!target) {\n return;\n // If a URI instance is given then return it.\n }\n else if (target instanceof URI) {\n return target;\n // If a string is given split it by '@':\n // - Last fragment is the desired domain.\n // - Otherwise append the given domain argument.\n }\n else if (typeof target === 'string') {\n const target_array = target.split('@');\n let target_user;\n let target_domain;\n switch (target_array.length) {\n case 1: {\n if (!domain) {\n return;\n }\n target_user = target;\n target_domain = domain;\n break;\n }\n case 2: {\n target_user = target_array[0];\n target_domain = target_array[1];\n break;\n }\n default: {\n target_user = target_array.slice(0, target_array.length - 1).join('@');\n target_domain = target_array[target_array.length - 1];\n }\n }\n // Remove the URI scheme (if present).\n target_user = target_user.replace(/^(sips?|tel):/i, '');\n // Remove 'tel' visual separators if the user portion just contains 'tel' number symbols.\n if (/^[-.()]*\\+?[0-9\\-.()]+$/.test(target_user)) {\n target_user = target_user.replace(/[-.()]/g, '');\n }\n // Build the complete SIP URI.\n target = `${JsSIP_C.SIP}:${escapeUser(target_user)}@${target_domain}`;\n // Finally parse the resulting URI.\n let uri;\n if ((uri = URI.parse(target))) {\n return uri;\n }\n else {\n return;\n }\n }\n else {\n return;\n }\n};\nexports.headerize = string => {\n const exceptions = {\n 'Call-Id': 'Call-ID',\n Cseq: 'CSeq',\n 'Www-Authenticate': 'WWW-Authenticate',\n };\n const name = string.toLowerCase().replace(/_/g, '-').split('-');\n let hname = '';\n const parts = name.length;\n let part;\n for (part = 0; part < parts; part++) {\n if (part !== 0) {\n hname += '-';\n }\n hname += name[part].charAt(0).toUpperCase() + name[part].substring(1);\n }\n if (exceptions[hname]) {\n hname = exceptions[hname];\n }\n return hname;\n};\nexports.sipErrorCause = status_code => {\n for (const cause in JsSIP_C.SIP_ERROR_CAUSES) {\n if (JsSIP_C.SIP_ERROR_CAUSES[cause].indexOf(status_code) !== -1) {\n return JsSIP_C.causes[cause];\n }\n }\n return JsSIP_C.causes.SIP_FAILURE_CODE;\n};\n/**\n * Generate a random Test-Net IP (https://tools.ietf.org/html/rfc5735)\n */\nexports.getRandomTestNetIP = () => {\n function getOctet(from, to) {\n return Math.floor(Math.random() * (to - from + 1) + from);\n }\n return `192.0.2.${getOctet(1, 254)}`;\n};\n// MD5 (Message-Digest Algorithm) https://www.webtoolkit.info.\nexports.calculateMD5 = string => {\n function rotateLeft(lValue, iShiftBits) {\n return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));\n }\n function addUnsigned(lX, lY) {\n const lX8 = lX & 0x80000000;\n const lY8 = lY & 0x80000000;\n const lX4 = lX & 0x40000000;\n const lY4 = lY & 0x40000000;\n const lResult = (lX & 0x3fffffff) + (lY & 0x3fffffff);\n if (lX4 & lY4) {\n return lResult ^ 0x80000000 ^ lX8 ^ lY8;\n }\n if (lX4 | lY4) {\n if (lResult & 0x40000000) {\n return lResult ^ 0xc0000000 ^ lX8 ^ lY8;\n }\n else {\n return lResult ^ 0x40000000 ^ lX8 ^ lY8;\n }\n }\n else {\n return lResult ^ lX8 ^ lY8;\n }\n }\n function doF(x, y, z) {\n return (x & y) | (~x & z);\n }\n function doG(x, y, z) {\n return (x & z) | (y & ~z);\n }\n function doH(x, y, z) {\n return x ^ y ^ z;\n }\n function doI(x, y, z) {\n return y ^ (x | ~z);\n }\n function doFF(a, b, c, d, x, s, ac) {\n a = addUnsigned(a, addUnsigned(addUnsigned(doF(b, c, d), x), ac));\n return addUnsigned(rotateLeft(a, s), b);\n }\n function doGG(a, b, c, d, x, s, ac) {\n a = addUnsigned(a, addUnsigned(addUnsigned(doG(b, c, d), x), ac));\n return addUnsigned(rotateLeft(a, s), b);\n }\n function doHH(a, b, c, d, x, s, ac) {\n a = addUnsigned(a, addUnsigned(addUnsigned(doH(b, c, d), x), ac));\n return addUnsigned(rotateLeft(a, s), b);\n }\n function doII(a, b, c, d, x, s, ac) {\n a = addUnsigned(a, addUnsigned(addUnsigned(doI(b, c, d), x), ac));\n return addUnsigned(rotateLeft(a, s), b);\n }\n function convertToWordArray(str) {\n let lWordCount;\n const lMessageLength = str.length;\n const lNumberOfWords_temp1 = lMessageLength + 8;\n const lNumberOfWords_temp2 = (lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64;\n const lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16;\n const lWordArray = new Array(lNumberOfWords - 1);\n let lBytePosition = 0;\n let lByteCount = 0;\n while (lByteCount < lMessageLength) {\n lWordCount = (lByteCount - (lByteCount % 4)) / 4;\n lBytePosition = (lByteCount % 4) * 8;\n lWordArray[lWordCount] =\n lWordArray[lWordCount] | (str.charCodeAt(lByteCount) << lBytePosition);\n lByteCount++;\n }\n lWordCount = (lByteCount - (lByteCount % 4)) / 4;\n lBytePosition = (lByteCount % 4) * 8;\n lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);\n lWordArray[lNumberOfWords - 2] = lMessageLength << 3;\n lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;\n return lWordArray;\n }\n function wordToHex(lValue) {\n let wordToHexValue = '', wordToHexValue_temp = '', lByte, lCount;\n for (lCount = 0; lCount <= 3; lCount++) {\n lByte = (lValue >>> (lCount * 8)) & 255;\n wordToHexValue_temp = `0${lByte.toString(16)}`;\n wordToHexValue =\n wordToHexValue +\n wordToHexValue_temp.substr(wordToHexValue_temp.length - 2, 2);\n }\n return wordToHexValue;\n }\n function utf8Encode(str) {\n let utftext = '';\n for (let n = 0; n < str.length; n++) {\n const c = str.charCodeAt(n);\n if (c < 128) {\n utftext += String.fromCharCode(c);\n }\n else if (c > 127 && c < 2048) {\n utftext += String.fromCharCode((c >> 6) | 192);\n utftext += String.fromCharCode((c & 63) | 128);\n }\n else {\n utftext += String.fromCharCode((c >> 12) | 224);\n utftext += String.fromCharCode(((c >> 6) & 63) | 128);\n utftext += String.fromCharCode((c & 63) | 128);\n }\n }\n return utftext;\n }\n let x = [];\n let k, AA, BB, CC, DD, a, b, c, d;\n const S11 = 7, S12 = 12, S13 = 17, S14 = 22;\n const S21 = 5, S22 = 9, S23 = 14, S24 = 20;\n const S31 = 4, S32 = 11, S33 = 16, S34 = 23;\n const S41 = 6, S42 = 10, S43 = 15, S44 = 21;\n string = utf8Encode(string);\n x = convertToWordArray(string);\n a = 0x67452301;\n b = 0xefcdab89;\n c = 0x98badcfe;\n d = 0x10325476;\n for (k = 0; k < x.length; k += 16) {\n AA = a;\n BB = b;\n CC = c;\n DD = d;\n a = doFF(a, b, c, d, x[k + 0], S11, 0xd76aa478);\n d = doFF(d, a, b, c, x[k + 1], S12, 0xe8c7b756);\n c = doFF(c, d, a, b, x[k + 2], S13, 0x242070db);\n b = doFF(b, c, d, a, x[k + 3], S14, 0xc1bdceee);\n a = doFF(a, b, c, d, x[k + 4], S11, 0xf57c0faf);\n d = doFF(d, a, b, c, x[k + 5], S12, 0x4787c62a);\n c = doFF(c, d, a, b, x[k + 6], S13, 0xa8304613);\n b = doFF(b, c, d, a, x[k + 7], S14, 0xfd469501);\n a = doFF(a, b, c, d, x[k + 8], S11, 0x698098d8);\n d = doFF(d, a, b, c, x[k + 9], S12, 0x8b44f7af);\n c = doFF(c, d, a, b, x[k + 10], S13, 0xffff5bb1);\n b = doFF(b, c, d, a, x[k + 11], S14, 0x895cd7be);\n a = doFF(a, b, c, d, x[k + 12], S11, 0x6b901122);\n d = doFF(d, a, b, c, x[k + 13], S12, 0xfd987193);\n c = doFF(c, d, a, b, x[k + 14], S13, 0xa679438e);\n b = doFF(b, c, d, a, x[k + 15], S14, 0x49b40821);\n a = doGG(a, b, c, d, x[k + 1], S21, 0xf61e2562);\n d = doGG(d, a, b, c, x[k + 6], S22, 0xc040b340);\n c = doGG(c, d, a, b, x[k + 11], S23, 0x265e5a51);\n b = doGG(b, c, d, a, x[k + 0], S24, 0xe9b6c7aa);\n a = doGG(a, b, c, d, x[k + 5], S21, 0xd62f105d);\n d = doGG(d, a, b, c, x[k + 10], S22, 0x2441453);\n c = doGG(c, d, a, b, x[k + 15], S23, 0xd8a1e681);\n b = doGG(b, c, d, a, x[k + 4], S24, 0xe7d3fbc8);\n a = doGG(a, b, c, d, x[k + 9], S21, 0x21e1cde6);\n d = doGG(d, a, b, c, x[k + 14], S22, 0xc33707d6);\n c = doGG(c, d, a, b, x[k + 3], S23, 0xf4d50d87);\n b = doGG(b, c, d, a, x[k + 8], S24, 0x455a14ed);\n a = doGG(a, b, c, d, x[k + 13], S21, 0xa9e3e905);\n d = doGG(d, a, b, c, x[k + 2], S22, 0xfcefa3f8);\n c = doGG(c, d, a, b, x[k + 7], S23, 0x676f02d9);\n b = doGG(b, c, d, a, x[k + 12], S24, 0x8d2a4c8a);\n a = doHH(a, b, c, d, x[k + 5], S31, 0xfffa3942);\n d = doHH(d, a, b, c, x[k + 8], S32, 0x8771f681);\n c = doHH(c, d, a, b, x[k + 11], S33, 0x6d9d6122);\n b = doHH(b, c, d, a, x[k + 14], S34, 0xfde5380c);\n a = doHH(a, b, c, d, x[k + 1], S31, 0xa4beea44);\n d = doHH(d, a, b, c, x[k + 4], S32, 0x4bdecfa9);\n c = doHH(c, d, a, b, x[k + 7], S33, 0xf6bb4b60);\n b = doHH(b, c, d, a, x[k + 10], S34, 0xbebfbc70);\n a = doHH(a, b, c, d, x[k + 13], S31, 0x289b7ec6);\n d = doHH(d, a, b, c, x[k + 0], S32, 0xeaa127fa);\n c = doHH(c, d, a, b, x[k + 3], S33, 0xd4ef3085);\n b = doHH(b, c, d, a, x[k + 6], S34, 0x4881d05);\n a = doHH(a, b, c, d, x[k + 9], S31, 0xd9d4d039);\n d = doHH(d, a, b, c, x[k + 12], S32, 0xe6db99e5);\n c = doHH(c, d, a, b, x[k + 15], S33, 0x1fa27cf8);\n b = doHH(b, c, d, a, x[k + 2], S34, 0xc4ac5665);\n a = doII(a, b, c, d, x[k + 0], S41, 0xf4292244);\n d = doII(d, a, b, c, x[k + 7], S42, 0x432aff97);\n c = doII(c, d, a, b, x[k + 14], S43, 0xab9423a7);\n b = doII(b, c, d, a, x[k + 5], S44, 0xfc93a039);\n a = doII(a, b, c, d, x[k + 12], S41, 0x655b59c3);\n d = doII(d, a, b, c, x[k + 3], S42, 0x8f0ccc92);\n c = doII(c, d, a, b, x[k + 10], S43, 0xffeff47d);\n b = doII(b, c, d, a, x[k + 1], S44, 0x85845dd1);\n a = doII(a, b, c, d, x[k + 8], S41, 0x6fa87e4f);\n d = doII(d, a, b, c, x[k + 15], S42, 0xfe2ce6e0);\n c = doII(c, d, a, b, x[k + 6], S43, 0xa3014314);\n b = doII(b, c, d, a, x[k + 13], S44, 0x4e0811a1);\n a = doII(a, b, c, d, x[k + 4], S41, 0xf7537e82);\n d = doII(d, a, b, c, x[k + 11], S42, 0xbd3af235);\n c = doII(c, d, a, b, x[k + 2], S43, 0x2ad7d2bb);\n b = doII(b, c, d, a, x[k + 9], S44, 0xeb86d391);\n a = addUnsigned(a, AA);\n b = addUnsigned(b, BB);\n c = addUnsigned(c, CC);\n d = addUnsigned(d, DD);\n }\n const temp = wordToHex(a) + wordToHex(b) + wordToHex(c) + wordToHex(d);\n return temp.toLowerCase();\n};\nexports.closeMediaStream = stream => {\n if (!stream) {\n return;\n }\n // Latest spec states that MediaStream has no stop() method and instead must\n // call stop() on every MediaStreamTrack.\n try {\n let tracks;\n if (stream.getTracks) {\n tracks = stream.getTracks();\n for (const track of tracks) {\n track.stop();\n }\n }\n else {\n tracks = stream.getAudioTracks();\n for (const track of tracks) {\n track.stop();\n }\n tracks = stream.getVideoTracks();\n for (const track of tracks) {\n track.stop();\n }\n }\n }\n catch (error) {\n // Deprecated by the spec, but still in use.\n // NOTE: In Temasys IE plugin stream.stop is a callable 'object'.\n if (typeof stream.stop === 'function' || typeof stream.stop === 'object') {\n stream.stop();\n }\n }\n};\nexports.cloneArray = array => {\n return (array && array.slice()) || [];\n};\nexports.cloneObject = (obj, fallback = {}) => {\n return (obj && Object.assign({}, obj)) || fallback;\n};\n", "// Copyright Joyent, Inc. and other Node contributors.\n//\n// Permission is hereby granted, free of charge, to any person obtaining a\n// copy of this software and associated documentation files (the\n// \"Software\"), to deal in the Software without restriction, including\n// without limitation the rights to use, copy, modify, merge, publish,\n// distribute, sublicense, and/or sell copies of the Software, and to permit\n// persons to whom the Software is furnished to do so, subject to the\n// following conditions:\n//\n// The above copyright notice and this permission notice shall be included\n// in all copies or substantial portions of the Software.\n//\n// THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS\n// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\n// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN\n// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,\n// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR\n// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE\n// USE OR OTHER DEALINGS IN THE SOFTWARE.\n\n'use strict';\n\nvar R = typeof Reflect === 'object' ? Reflect : null\nvar ReflectApply = R && typeof R.apply === 'function'\n ? R.apply\n : function ReflectApply(target, receiver, args) {\n return Function.prototype.apply.call(target, receiver, args);\n }\n\nvar ReflectOwnKeys\nif (R && typeof R.ownKeys === 'function') {\n ReflectOwnKeys = R.ownKeys\n} else if (Object.getOwnPropertySymbols) {\n ReflectOwnKeys = function ReflectOwnKeys(target) {\n return Object.getOwnPropertyNames(target)\n .concat(Object.getOwnPropertySymbols(target));\n };\n} else {\n ReflectOwnKeys = function ReflectOwnKeys(target) {\n return Object.getOwnPropertyNames(target);\n };\n}\n\nfunction ProcessEmitWarning(warning) {\n if (console && console.warn) console.warn(warning);\n}\n\nvar NumberIsNaN = Number.isNaN || function NumberIsNaN(value) {\n return value !== value;\n}\n\nfunction EventEmitter() {\n EventEmitter.init.call(this);\n}\nmodule.exports = EventEmitter;\nmodule.exports.once = once;\n\n// Backwards-compat with node 0.10.x\nEventEmitter.EventEmitter = EventEmitter;\n\nEventEmitter.prototype._events = undefined;\nEventEmitter.prototype._eventsCount = 0;\nEventEmitter.prototype._maxListeners = undefined;\n\n// By default EventEmitters will print a warning if more than 10 listeners are\n// added to it. This is a useful default which helps finding memory leaks.\nvar defaultMaxListeners = 10;\n\nfunction checkListener(listener) {\n if (typeof listener !== 'function') {\n throw new TypeError('The \"listener\" argument must be of type Function. Received type ' + typeof listener);\n }\n}\n\nObject.defineProperty(EventEmitter, 'defaultMaxListeners', {\n enumerable: true,\n get: function() {\n return defaultMaxListeners;\n },\n set: function(arg) {\n if (typeof arg !== 'number' || arg < 0 || NumberIsNaN(arg)) {\n throw new RangeError('The value of \"defaultMaxListeners\" is out of range. It must be a non-negative number. Received ' + arg + '.');\n }\n defaultMaxListeners = arg;\n }\n});\n\nEventEmitter.init = function() {\n\n if (this._events === undefined ||\n this._events === Object.getPrototypeOf(this)._events) {\n this._events = Object.create(null);\n this._eventsCount = 0;\n }\n\n this._maxListeners = this._maxListeners || undefined;\n};\n\n// Obviously not all Emitters should be limited to 10. This function allows\n// that to be increased. Set to zero for unlimited.\nEventEmitter.prototype.setMaxListeners = function setMaxListeners(n) {\n if (typeof n !== 'number' || n < 0 || NumberIsNaN(n)) {\n throw new RangeError('The value of \"n\" is out of range. It must be a non-negative number. Received ' + n + '.');\n }\n this._maxListeners = n;\n return this;\n};\n\nfunction _getMaxListeners(that) {\n if (that._maxListeners === undefined)\n return EventEmitter.defaultMaxListeners;\n return that._maxListeners;\n}\n\nEventEmitter.prototype.getMaxListeners = function getMaxListeners() {\n return _getMaxListeners(this);\n};\n\nEventEmitter.prototype.emit = function emit(type) {\n var args = [];\n for (var i = 1; i < arguments.length; i++) args.push(arguments[i]);\n var doError = (type === 'error');\n\n var events = this._events;\n if (events !== undefined)\n doError = (doError && events.error === undefined);\n else if (!doError)\n return false;\n\n // If there is no 'error' event listener then throw.\n if (doError) {\n var er;\n if (args.length > 0)\n er = args[0];\n if (er instanceof Error) {\n // Note: The comments on the `throw` lines are intentional, they show\n // up in Node's output if this results in an unhandled exception.\n throw er; // Unhandled 'error' event\n }\n // At least give some kind of context to the user\n var err = new Error('Unhandled error.' + (er ? ' (' + er.message + ')' : ''));\n err.context = er;\n throw err; // Unhandled 'error' event\n }\n\n var handler = events[type];\n\n if (handler === undefined)\n return false;\n\n if (typeof handler === 'function') {\n ReflectApply(handler, this, args);\n } else {\n var len = handler.length;\n var listeners = arrayClone(handler, len);\n for (var i = 0; i < len; ++i)\n ReflectApply(listeners[i], this, args);\n }\n\n return true;\n};\n\nfunction _addListener(target, type, listener, prepend) {\n var m;\n var events;\n var existing;\n\n checkListener(listener);\n\n events = target._events;\n if (events === undefined) {\n events = target._events = Object.create(null);\n target._eventsCount = 0;\n } else {\n // To avoid recursion in the case that type === \"newListener\"! Before\n // adding it to the listeners, first emit \"newListener\".\n if (events.newListener !== undefined) {\n target.emit('newListener', type,\n listener.listener ? listener.listener : listener);\n\n // Re-assign `events` because a newListener handler could have caused the\n // this._events to be assigned to a new object\n events = target._events;\n }\n existing = events[type];\n }\n\n if (existing === undefined) {\n // Optimize the case of one listener. Don't need the extra array object.\n existing = events[type] = listener;\n ++target._eventsCount;\n } else {\n if (typeof existing === 'function') {\n // Adding the second element, need to change to array.\n existing = events[type] =\n prepend ? [listener, existing] : [existing, listener];\n // If we've already got an array, just append.\n } else if (prepend) {\n existing.unshift(listener);\n } else {\n existing.push(listener);\n }\n\n // Check for listener leak\n m = _getMaxListeners(target);\n if (m > 0 && existing.length > m && !existing.warned) {\n existing.warned = true;\n // No error code for this since it is a Warning\n // eslint-disable-next-line no-restricted-syntax\n var w = new Error('Possible EventEmitter memory leak detected. ' +\n existing.length + ' ' + String(type) + ' listeners ' +\n 'added. Use emitter.setMaxListeners() to ' +\n 'increase limit');\n w.name = 'MaxListenersExceededWarning';\n w.emitter = target;\n w.type = type;\n w.count = existing.length;\n ProcessEmitWarning(w);\n }\n }\n\n return target;\n}\n\nEventEmitter.prototype.addListener = function addListener(type, listener) {\n return _addListener(this, type, listener, false);\n};\n\nEventEmitter.prototype.on = EventEmitter.prototype.addListener;\n\nEventEmitter.prototype.prependListener =\n function prependListener(type, listener) {\n return _addListener(this, type, listener, true);\n };\n\nfunction onceWrapper() {\n if (!this.fired) {\n this.target.removeListener(this.type, this.wrapFn);\n this.fired = true;\n if (arguments.length === 0)\n return this.listener.call(this.target);\n return this.listener.apply(this.target, arguments);\n }\n}\n\nfunction _onceWrap(target, type, listener) {\n var state = { fired: false, wrapFn: undefined, target: target, type: type, listener: listener };\n var wrapped = onceWrapper.bind(state);\n wrapped.listener = listener;\n state.wrapFn = wrapped;\n return wrapped;\n}\n\nEventEmitter.prototype.once = function once(type, listener) {\n checkListener(listener);\n this.on(type, _onceWrap(this, type, listener));\n return this;\n};\n\nEventEmitter.prototype.prependOnceListener =\n function prependOnceListener(type, listener) {\n checkListener(listener);\n this.prependListener(type, _onceWrap(this, type, listener));\n return this;\n };\n\n// Emits a 'removeListener' event if and only if the listener was removed.\nEventEmitter.prototype.removeListener =\n function removeListener(type, listener) {\n var list, events, position, i, originalListener;\n\n checkListener(listener);\n\n events = this._events;\n if (events === undefined)\n return this;\n\n list = events[type];\n if (list === undefined)\n return this;\n\n if (list === listener || list.listener === listener) {\n if (--this._eventsCount === 0)\n this._events = Object.create(null);\n else {\n delete events[type];\n if (events.removeListener)\n this.emit('removeListener', type, list.listener || listener);\n }\n } else if (typeof list !== 'function') {\n position = -1;\n\n for (i = list.length - 1; i >= 0; i--) {\n if (list[i] === listener || list[i].listener === listener) {\n originalListener = list[i].listener;\n position = i;\n break;\n }\n }\n\n if (position < 0)\n return this;\n\n if (position === 0)\n list.shift();\n else {\n spliceOne(list, position);\n }\n\n if (list.length === 1)\n events[type] = list[0];\n\n if (events.removeListener !== undefined)\n this.emit('removeListener', type, originalListener || listener);\n }\n\n return this;\n };\n\nEventEmitter.prototype.off = EventEmitter.prototype.removeListener;\n\nEventEmitter.prototype.removeAllListeners =\n function removeAllListeners(type) {\n var listeners, events, i;\n\n events = this._events;\n if (events === undefined)\n return this;\n\n // not listening for removeListener, no need to emit\n if (events.removeListener === undefined) {\n if (arguments.length === 0) {\n this._events = Object.create(null);\n this._eventsCount = 0;\n } else if (events[type] !== undefined) {\n if (--this._eventsCount === 0)\n this._events = Object.create(null);\n else\n delete events[type];\n }\n return this;\n }\n\n // emit removeListener for all listeners on all events\n if (arguments.length === 0) {\n var keys = Object.keys(events);\n var key;\n for (i = 0; i < keys.length; ++i) {\n key = keys[i];\n if (key === 'removeListener') continue;\n this.removeAllListeners(key);\n }\n this.removeAllListeners('removeListener');\n this._events = Object.create(null);\n this._eventsCount = 0;\n return this;\n }\n\n listeners = events[type];\n\n if (typeof listeners === 'function') {\n this.removeListener(type, listeners);\n } else if (listeners !== undefined) {\n // LIFO order\n for (i = listeners.length - 1; i >= 0; i--) {\n this.removeListener(type, listeners[i]);\n }\n }\n\n return this;\n };\n\nfunction _listeners(target, type, unwrap) {\n var events = target._events;\n\n if (events === undefined)\n return [];\n\n var evlistener = events[type];\n if (evlistener === undefined)\n return [];\n\n if (typeof evlistener === 'function')\n return unwrap ? [evlistener.listener || evlistener] : [evlistener];\n\n return unwrap ?\n unwrapListeners(evlistener) : arrayClone(evlistener, evlistener.length);\n}\n\nEventEmitter.prototype.listeners = function listeners(type) {\n return _listeners(this, type, true);\n};\n\nEventEmitter.prototype.rawListeners = function rawListeners(type) {\n return _listeners(this, type, false);\n};\n\nEventEmitter.listenerCount = function(emitter, type) {\n if (typeof emitter.listenerCount === 'function') {\n return emitter.listenerCount(type);\n } else {\n return listenerCount.call(emitter, type);\n }\n};\n\nEventEmitter.prototype.listenerCount = listenerCount;\nfunction listenerCount(type) {\n var events = this._events;\n\n if (events !== undefined) {\n var evlistener = events[type];\n\n if (typeof evlistener === 'function') {\n return 1;\n } else if (evlistener !== undefined) {\n return evlistener.length;\n }\n }\n\n return 0;\n}\n\nEventEmitter.prototype.eventNames = function eventNames() {\n return this._eventsCount > 0 ? ReflectOwnKeys(this._events) : [];\n};\n\nfunction arrayClone(arr, n) {\n var copy = new Array(n);\n for (var i = 0; i < n; ++i)\n copy[i] = arr[i];\n return copy;\n}\n\nfunction spliceOne(list, index) {\n for (; index + 1 < list.length; index++)\n list[index] = list[index + 1];\n list.pop();\n}\n\nfunction unwrapListeners(arr) {\n var ret = new Array(arr.length);\n for (var i = 0; i < ret.length; ++i) {\n ret[i] = arr[i].listener || arr[i];\n }\n return ret;\n}\n\nfunction once(emitter, name) {\n return new Promise(function (resolve, reject) {\n function errorListener(err) {\n emitter.removeListener(name, resolver);\n reject(err);\n }\n\n function resolver() {\n if (typeof emitter.removeListener === 'function') {\n emitter.removeListener('error', errorListener);\n }\n resolve([].slice.call(arguments));\n };\n\n eventTargetAgnosticAddListener(emitter, name, resolver, { once: true });\n if (name !== 'error') {\n addErrorHandlerIfEventEmitter(emitter, errorListener, { once: true });\n }\n });\n}\n\nfunction addErrorHandlerIfEventEmitter(emitter, handler, flags) {\n if (typeof emitter.on === 'function') {\n eventTargetAgnosticAddListener(emitter, 'error', handler, flags);\n }\n}\n\nfunction eventTargetAgnosticAddListener(emitter, name, listener, flags) {\n if (typeof emitter.on === 'function') {\n if (flags.once) {\n emitter.once(name, listener);\n } else {\n emitter.on(name, listener);\n }\n } else if (typeof emitter.addEventListener === 'function') {\n // EventTarget does not have `error` event semantics like Node\n // EventEmitters, we do not listen for `error` events here.\n emitter.addEventListener(name, function wrapListener(arg) {\n // IE does not have builtin `{ once: true }` support so we\n // have to do it manually.\n if (flags.once) {\n emitter.removeEventListener(name, wrapListener);\n }\n listener(arg);\n });\n } else {\n throw new TypeError('The \"emitter\" argument must be of type EventEmitter. Received type ' + typeof emitter);\n }\n}\n", "/**\n * Helpers.\n */\n\nvar s = 1000;\nvar m = s * 60;\nvar h = m * 60;\nvar d = h * 24;\nvar w = d * 7;\nvar y = d * 365.25;\n\n/**\n * Parse or format the given `val`.\n *\n * Options:\n *\n * - `long` verbose formatting [false]\n *\n * @param {String|Number} val\n * @param {Object} [options]\n * @throws {Error} throw an error if val is not a non-empty string or a number\n * @return {String|Number}\n * @api public\n */\n\nmodule.exports = function (val, options) {\n options = options || {};\n var type = typeof val;\n if (type === 'string' && val.length > 0) {\n return parse(val);\n } else if (type === 'number' && isFinite(val)) {\n return options.long ? fmtLong(val) : fmtShort(val);\n }\n throw new Error(\n 'val is not a non-empty string or a valid number. val=' +\n JSON.stringify(val)\n );\n};\n\n/**\n * Parse the given `str` and return milliseconds.\n *\n * @param {String} str\n * @return {Number}\n * @api private\n */\n\nfunction parse(str) {\n str = String(str);\n if (str.length > 100) {\n return;\n }\n var match = /^(-?(?:\\d+)?\\.?\\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(\n str\n );\n if (!match) {\n return;\n }\n var n = parseFloat(match[1]);\n var type = (match[2] || 'ms').toLowerCase();\n switch (type) {\n case 'years':\n case 'year':\n case 'yrs':\n case 'yr':\n case 'y':\n return n * y;\n case 'weeks':\n case 'week':\n case 'w':\n return n * w;\n case 'days':\n case 'day':\n case 'd':\n return n * d;\n case 'hours':\n case 'hour':\n case 'hrs':\n case 'hr':\n case 'h':\n return n * h;\n case 'minutes':\n case 'minute':\n case 'mins':\n case 'min':\n case 'm':\n return n * m;\n case 'seconds':\n case 'second':\n case 'secs':\n case 'sec':\n case 's':\n return n * s;\n case 'milliseconds':\n case 'millisecond':\n case 'msecs':\n case 'msec':\n case 'ms':\n return n;\n default:\n return undefined;\n }\n}\n\n/**\n * Short format for `ms`.\n *\n * @param {Number} ms\n * @return {String}\n * @api private\n */\n\nfunction fmtShort(ms) {\n var msAbs = Math.abs(ms);\n if (msAbs >= d) {\n return Math.round(ms / d) + 'd';\n }\n if (msAbs >= h) {\n return Math.round(ms / h) + 'h';\n }\n if (msAbs >= m) {\n return Math.round(ms / m) + 'm';\n }\n if (msAbs >= s) {\n return Math.round(ms / s) + 's';\n }\n return ms + 'ms';\n}\n\n/**\n * Long format for `ms`.\n *\n * @param {Number} ms\n * @return {String}\n * @api private\n */\n\nfunction fmtLong(ms) {\n var msAbs = Math.abs(ms);\n if (msAbs >= d) {\n return plural(ms, msAbs, d, 'day');\n }\n if (msAbs >= h) {\n return plural(ms, msAbs, h, 'hour');\n }\n if (msAbs >= m) {\n return plural(ms, msAbs, m, 'minute');\n }\n if (msAbs >= s) {\n return plural(ms, msAbs, s, 'second');\n }\n return ms + ' ms';\n}\n\n/**\n * Pluralization helper.\n */\n\nfunction plural(ms, msAbs, n, name) {\n var isPlural = msAbs >= n * 1.5;\n return Math.round(ms / n) + ' ' + name + (isPlural ? 's' : '');\n}\n", "\n/**\n * This is the common logic for both the Node.js and web browser\n * implementations of `debug()`.\n */\n\nfunction setup(env) {\n\tcreateDebug.debug = createDebug;\n\tcreateDebug.default = createDebug;\n\tcreateDebug.coerce = coerce;\n\tcreateDebug.disable = disable;\n\tcreateDebug.enable = enable;\n\tcreateDebug.enabled = enabled;\n\tcreateDebug.humanize = require('ms');\n\tcreateDebug.destroy = destroy;\n\n\tObject.keys(env).forEach(key => {\n\t\tcreateDebug[key] = env[key];\n\t});\n\n\t/**\n\t* The currently active debug mode names, and names to skip.\n\t*/\n\n\tcreateDebug.names = [];\n\tcreateDebug.skips = [];\n\n\t/**\n\t* Map of special \"%n\" handling functions, for the debug \"format\" argument.\n\t*\n\t* Valid key names are a single, lower or upper-case letter, i.e. \"n\" and \"N\".\n\t*/\n\tcreateDebug.formatters = {};\n\n\t/**\n\t* Selects a color for a debug namespace\n\t* @param {String} namespace The namespace string for the debug instance to be colored\n\t* @return {Number|String} An ANSI color code for the given namespace\n\t* @api private\n\t*/\n\tfunction selectColor(namespace) {\n\t\tlet hash = 0;\n\n\t\tfor (let i = 0; i < namespace.length; i++) {\n\t\t\thash = ((hash << 5) - hash) + namespace.charCodeAt(i);\n\t\t\thash |= 0; // Convert to 32bit integer\n\t\t}\n\n\t\treturn createDebug.colors[Math.abs(hash) % createDebug.colors.length];\n\t}\n\tcreateDebug.selectColor = selectColor;\n\n\t/**\n\t* Create a debugger with the given `namespace`.\n\t*\n\t* @param {String} namespace\n\t* @return {Function}\n\t* @api public\n\t*/\n\tfunction createDebug(namespace) {\n\t\tlet prevTime;\n\t\tlet enableOverride = null;\n\t\tlet namespacesCache;\n\t\tlet enabledCache;\n\n\t\tfunction debug(...args) {\n\t\t\t// Disabled?\n\t\t\tif (!debug.enabled) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tconst self = debug;\n\n\t\t\t// Set `diff` timestamp\n\t\t\tconst curr = Number(new Date());\n\t\t\tconst ms = curr - (prevTime || curr);\n\t\t\tself.diff = ms;\n\t\t\tself.prev = prevTime;\n\t\t\tself.curr = curr;\n\t\t\tprevTime = curr;\n\n\t\t\targs[0] = createDebug.coerce(args[0]);\n\n\t\t\tif (typeof args[0] !== 'string') {\n\t\t\t\t// Anything else let's inspect with %O\n\t\t\t\targs.unshift('%O');\n\t\t\t}\n\n\t\t\t// Apply any `formatters` transformations\n\t\t\tlet index = 0;\n\t\t\targs[0] = args[0].replace(/%([a-zA-Z%])/g, (match, format) => {\n\t\t\t\t// If we encounter an escaped % then don't increase the array index\n\t\t\t\tif (match === '%%') {\n\t\t\t\t\treturn '%';\n\t\t\t\t}\n\t\t\t\tindex++;\n\t\t\t\tconst formatter = createDebug.formatters[format];\n\t\t\t\tif (typeof formatter === 'function') {\n\t\t\t\t\tconst val = args[index];\n\t\t\t\t\tmatch = formatter.call(self, val);\n\n\t\t\t\t\t// Now we need to remove `args[index]` since it's inlined in the `format`\n\t\t\t\t\targs.splice(index, 1);\n\t\t\t\t\tindex--;\n\t\t\t\t}\n\t\t\t\treturn match;\n\t\t\t});\n\n\t\t\t// Apply env-specific formatting (colors, etc.)\n\t\t\tcreateDebug.formatArgs.call(self, args);\n\n\t\t\tconst logFn = self.log || createDebug.log;\n\t\t\tlogFn.apply(self, args);\n\t\t}\n\n\t\tdebug.namespace = namespace;\n\t\tdebug.useColors = createDebug.useColors();\n\t\tdebug.color = createDebug.selectColor(namespace);\n\t\tdebug.extend = extend;\n\t\tdebug.destroy = createDebug.destroy; // XXX Temporary. Will be removed in the next major release.\n\n\t\tObject.defineProperty(debug, 'enabled', {\n\t\t\tenumerable: true,\n\t\t\tconfigurable: false,\n\t\t\tget: () => {\n\t\t\t\tif (enableOverride !== null) {\n\t\t\t\t\treturn enableOverride;\n\t\t\t\t}\n\t\t\t\tif (namespacesCache !== createDebug.namespaces) {\n\t\t\t\t\tnamespacesCache = createDebug.namespaces;\n\t\t\t\t\tenabledCache = createDebug.enabled(namespace);\n\t\t\t\t}\n\n\t\t\t\treturn enabledCache;\n\t\t\t},\n\t\t\tset: v => {\n\t\t\t\tenableOverride = v;\n\t\t\t}\n\t\t});\n\n\t\t// Env-specific initialization logic for debug instances\n\t\tif (typeof createDebug.init === 'function') {\n\t\t\tcreateDebug.init(debug);\n\t\t}\n\n\t\treturn debug;\n\t}\n\n\tfunction extend(namespace, delimiter) {\n\t\tconst newDebug = createDebug(this.namespace + (typeof delimiter === 'undefined' ? ':' : delimiter) + namespace);\n\t\tnewDebug.log = this.log;\n\t\treturn newDebug;\n\t}\n\n\t/**\n\t* Enables a debug mode by namespaces. This can include modes\n\t* separated by a colon and wildcards.\n\t*\n\t* @param {String} namespaces\n\t* @api public\n\t*/\n\tfunction enable(namespaces) {\n\t\tcreateDebug.save(namespaces);\n\t\tcreateDebug.namespaces = namespaces;\n\n\t\tcreateDebug.names = [];\n\t\tcreateDebug.skips = [];\n\n\t\tconst split = (typeof namespaces === 'string' ? namespaces : '')\n\t\t\t.trim()\n\t\t\t.replace(/\\s+/g, ',')\n\t\t\t.split(',')\n\t\t\t.filter(Boolean);\n\n\t\tfor (const ns of split) {\n\t\t\tif (ns[0] === '-') {\n\t\t\t\tcreateDebug.skips.push(ns.slice(1));\n\t\t\t} else {\n\t\t\t\tcreateDebug.names.push(ns);\n\t\t\t}\n\t\t}\n\t}\n\n\t/**\n\t * Checks if the given string matches a namespace template, honoring\n\t * asterisks as wildcards.\n\t *\n\t * @param {String} search\n\t * @param {String} template\n\t * @return {Boolean}\n\t */\n\tfunction matchesTemplate(search, template) {\n\t\tlet searchIndex = 0;\n\t\tlet templateIndex = 0;\n\t\tlet starIndex = -1;\n\t\tlet matchIndex = 0;\n\n\t\twhile (searchIndex < search.length) {\n\t\t\tif (templateIndex < template.length && (template[templateIndex] === search[searchIndex] || template[templateIndex] === '*')) {\n\t\t\t\t// Match character or proceed with wildcard\n\t\t\t\tif (template[templateIndex] === '*') {\n\t\t\t\t\tstarIndex = templateIndex;\n\t\t\t\t\tmatchIndex = searchIndex;\n\t\t\t\t\ttemplateIndex++; // Skip the '*'\n\t\t\t\t} else {\n\t\t\t\t\tsearchIndex++;\n\t\t\t\t\ttemplateIndex++;\n\t\t\t\t}\n\t\t\t} else if (starIndex !== -1) { // eslint-disable-line no-negated-condition\n\t\t\t\t// Backtrack to the last '*' and try to match more characters\n\t\t\t\ttemplateIndex = starIndex + 1;\n\t\t\t\tmatchIndex++;\n\t\t\t\tsearchIndex = matchIndex;\n\t\t\t} else {\n\t\t\t\treturn false; // No match\n\t\t\t}\n\t\t}\n\n\t\t// Handle trailing '*' in template\n\t\twhile (templateIndex < template.length && template[templateIndex] === '*') {\n\t\t\ttemplateIndex++;\n\t\t}\n\n\t\treturn templateIndex === template.length;\n\t}\n\n\t/**\n\t* Disable debug output.\n\t*\n\t* @return {String} namespaces\n\t* @api public\n\t*/\n\tfunction disable() {\n\t\tconst namespaces = [\n\t\t\t...createDebug.names,\n\t\t\t...createDebug.skips.map(namespace => '-' + namespace)\n\t\t].join(',');\n\t\tcreateDebug.enable('');\n\t\treturn namespaces;\n\t}\n\n\t/**\n\t* Returns true if the given mode name is enabled, false otherwise.\n\t*\n\t* @param {String} name\n\t* @return {Boolean}\n\t* @api public\n\t*/\n\tfunction enabled(name) {\n\t\tfor (const skip of createDebug.skips) {\n\t\t\tif (matchesTemplate(name, skip)) {\n\t\t\t\treturn false;\n\t\t\t}\n\t\t}\n\n\t\tfor (const ns of createDebug.names) {\n\t\t\tif (matchesTemplate(name, ns)) {\n\t\t\t\treturn true;\n\t\t\t}\n\t\t}\n\n\t\treturn false;\n\t}\n\n\t/**\n\t* Coerce `val`.\n\t*\n\t* @param {Mixed} val\n\t* @return {Mixed}\n\t* @api private\n\t*/\n\tfunction coerce(val) {\n\t\tif (val instanceof Error) {\n\t\t\treturn val.stack || val.message;\n\t\t}\n\t\treturn val;\n\t}\n\n\t/**\n\t* XXX DO NOT USE. This is a temporary stub function.\n\t* XXX It WILL be removed in the next major release.\n\t*/\n\tfunction destroy() {\n\t\tconsole.warn('Instance method `debug.destroy()` is deprecated and no longer does anything. It will be removed in the next major version of `debug`.');\n\t}\n\n\tcreateDebug.enable(createDebug.load());\n\n\treturn createDebug;\n}\n\nmodule.exports = setup;\n", "/* eslint-env browser */\n\n/**\n * This is the web browser implementation of `debug()`.\n */\n\nexports.formatArgs = formatArgs;\nexports.save = save;\nexports.load = load;\nexports.useColors = useColors;\nexports.storage = localstorage();\nexports.destroy = (() => {\n\tlet warned = false;\n\n\treturn () => {\n\t\tif (!warned) {\n\t\t\twarned = true;\n\t\t\tconsole.warn('Instance method `debug.destroy()` is deprecated and no longer does anything. It will be removed in the next major version of `debug`.');\n\t\t}\n\t};\n})();\n\n/**\n * Colors.\n */\n\nexports.colors = [\n\t'#0000CC',\n\t'#0000FF',\n\t'#0033CC',\n\t'#0033FF',\n\t'#0066CC',\n\t'#0066FF',\n\t'#0099CC',\n\t'#0099FF',\n\t'#00CC00',\n\t'#00CC33',\n\t'#00CC66',\n\t'#00CC99',\n\t'#00CCCC',\n\t'#00CCFF',\n\t'#3300CC',\n\t'#3300FF',\n\t'#3333CC',\n\t'#3333FF',\n\t'#3366CC',\n\t'#3366FF',\n\t'#3399CC',\n\t'#3399FF',\n\t'#33CC00',\n\t'#33CC33',\n\t'#33CC66',\n\t'#33CC99',\n\t'#33CCCC',\n\t'#33CCFF',\n\t'#6600CC',\n\t'#6600FF',\n\t'#6633CC',\n\t'#6633FF',\n\t'#66CC00',\n\t'#66CC33',\n\t'#9900CC',\n\t'#9900FF',\n\t'#9933CC',\n\t'#9933FF',\n\t'#99CC00',\n\t'#99CC33',\n\t'#CC0000',\n\t'#CC0033',\n\t'#CC0066',\n\t'#CC0099',\n\t'#CC00CC',\n\t'#CC00FF',\n\t'#CC3300',\n\t'#CC3333',\n\t'#CC3366',\n\t'#CC3399',\n\t'#CC33CC',\n\t'#CC33FF',\n\t'#CC6600',\n\t'#CC6633',\n\t'#CC9900',\n\t'#CC9933',\n\t'#CCCC00',\n\t'#CCCC33',\n\t'#FF0000',\n\t'#FF0033',\n\t'#FF0066',\n\t'#FF0099',\n\t'#FF00CC',\n\t'#FF00FF',\n\t'#FF3300',\n\t'#FF3333',\n\t'#FF3366',\n\t'#FF3399',\n\t'#FF33CC',\n\t'#FF33FF',\n\t'#FF6600',\n\t'#FF6633',\n\t'#FF9900',\n\t'#FF9933',\n\t'#FFCC00',\n\t'#FFCC33'\n];\n\n/**\n * Currently only WebKit-based Web Inspectors, Firefox >= v31,\n * and the Firebug extension (any Firefox version) are known\n * to support \"%c\" CSS customizations.\n *\n * TODO: add a `localStorage` variable to explicitly enable/disable colors\n */\n\n// eslint-disable-next-line complexity\nfunction useColors() {\n\t// NB: In an Electron preload script, document will be defined but not fully\n\t// initialized. Since we know we're in Chrome, we'll just detect this case\n\t// explicitly\n\tif (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {\n\t\treturn true;\n\t}\n\n\t// Internet Explorer and Edge do not support colors.\n\tif (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\\/(\\d+)/)) {\n\t\treturn false;\n\t}\n\n\tlet m;\n\n\t// Is webkit? http://stackoverflow.com/a/16459606/376773\n\t// document is undefined in react-native: https://github.com/facebook/react-native/pull/1632\n\t// eslint-disable-next-line no-return-assign\n\treturn (typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance) ||\n\t\t// Is firebug? http://stackoverflow.com/a/398120/376773\n\t\t(typeof window !== 'undefined' && window.console && (window.console.firebug || (window.console.exception && window.console.table))) ||\n\t\t// Is firefox >= v31?\n\t\t// https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages\n\t\t(typeof navigator !== 'undefined' && navigator.userAgent && (m = navigator.userAgent.toLowerCase().match(/firefox\\/(\\d+)/)) && parseInt(m[1], 10) >= 31) ||\n\t\t// Double check webkit in userAgent just in case we are in a worker\n\t\t(typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\\/(\\d+)/));\n}\n\n/**\n * Colorize log arguments if enabled.\n *\n * @api public\n */\n\nfunction formatArgs(args) {\n\targs[0] = (this.useColors ? '%c' : '') +\n\t\tthis.namespace +\n\t\t(this.useColors ? ' %c' : ' ') +\n\t\targs[0] +\n\t\t(this.useColors ? '%c ' : ' ') +\n\t\t'+' + module.exports.humanize(this.diff);\n\n\tif (!this.useColors) {\n\t\treturn;\n\t}\n\n\tconst c = 'color: ' + this.color;\n\targs.splice(1, 0, c, 'color: inherit');\n\n\t// The final \"%c\" is somewhat tricky, because there could be other\n\t// arguments passed either before or after the %c, so we need to\n\t// figure out the correct index to insert the CSS into\n\tlet index = 0;\n\tlet lastC = 0;\n\targs[0].replace(/%[a-zA-Z%]/g, match => {\n\t\tif (match === '%%') {\n\t\t\treturn;\n\t\t}\n\t\tindex++;\n\t\tif (match === '%c') {\n\t\t\t// We only are interested in the *last* %c\n\t\t\t// (the user may have provided their own)\n\t\t\tlastC = index;\n\t\t}\n\t});\n\n\targs.splice(lastC, 0, c);\n}\n\n/**\n * Invokes `console.debug()` when available.\n * No-op when `console.debug` is not a \"function\".\n * If `console.debug` is not available, falls back\n * to `console.log`.\n *\n * @api public\n */\nexports.log = console.debug || console.log || (() => {});\n\n/**\n * Save `namespaces`.\n *\n * @param {String} namespaces\n * @api private\n */\nfunction save(namespaces) {\n\ttry {\n\t\tif (namespaces) {\n\t\t\texports.storage.setItem('debug', namespaces);\n\t\t} else {\n\t\t\texports.storage.removeItem('debug');\n\t\t}\n\t} catch (error) {\n\t\t// Swallow\n\t\t// XXX (@Qix-) should we be logging these?\n\t}\n}\n\n/**\n * Load `namespaces`.\n *\n * @return {String} returns the previously persisted debug modes\n * @api private\n */\nfunction load() {\n\tlet r;\n\ttry {\n\t\tr = exports.storage.getItem('debug') || exports.storage.getItem('DEBUG') ;\n\t} catch (error) {\n\t\t// Swallow\n\t\t// XXX (@Qix-) should we be logging these?\n\t}\n\n\t// If debug isn't set in LS, and we're in Electron, try to load $DEBUG\n\tif (!r && typeof process !== 'undefined' && 'env' in process) {\n\t\tr = process.env.DEBUG;\n\t}\n\n\treturn r;\n}\n\n/**\n * Localstorage attempts to return the localstorage.\n *\n * This is necessary because safari throws\n * when a user disables cookies/localstorage\n * and you attempt to access it.\n *\n * @return {LocalStorage}\n * @api private\n */\n\nfunction localstorage() {\n\ttry {\n\t\t// TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context\n\t\t// The Browser also has localStorage in the global context.\n\t\treturn localStorage;\n\t} catch (error) {\n\t\t// Swallow\n\t\t// XXX (@Qix-) should we be logging these?\n\t}\n}\n\nmodule.exports = require('./common')(exports);\n\nconst {formatters} = module.exports;\n\n/**\n * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.\n */\n\nformatters.j = function (v) {\n\ttry {\n\t\treturn JSON.stringify(v);\n\t} catch (error) {\n\t\treturn '[UnexpectedJSONParseError]: ' + error.message;\n\t}\n};\n", "\"use strict\";\nconst debug = require('debug');\nconst APP_NAME = 'JsSIP';\nmodule.exports = class Logger {\n constructor(prefix) {\n if (prefix) {\n this._debug = debug.default(`${APP_NAME}:${prefix}`);\n this._warn = debug.default(`${APP_NAME}:WARN:${prefix}`);\n this._error = debug.default(`${APP_NAME}:ERROR:${prefix}`);\n }\n else {\n this._debug = debug.default(APP_NAME);\n this._warn = debug.default(`${APP_NAME}:WARN`);\n this._error = debug.default(`${APP_NAME}:ERROR`);\n }\n /* eslint-disable no-console */\n this._debug.log = console.info.bind(console);\n this._warn.log = console.warn.bind(console);\n this._error.log = console.error.bind(console);\n /* eslint-enable no-console */\n }\n get debug() {\n return this._debug;\n }\n get warn() {\n return this._warn;\n }\n get error() {\n return this._error;\n }\n};\n", "var grammar = module.exports = {\n v: [{\n name: 'version',\n reg: /^(\\d*)$/\n }],\n o: [{\n // o=- 20518 0 IN IP4 203.0.113.1\n // NB: sessionId will be a String in most cases because it is huge\n name: 'origin',\n reg: /^(\\S*) (\\d*) (\\d*) (\\S*) IP(\\d) (\\S*)/,\n names: ['username', 'sessionId', 'sessionVersion', 'netType', 'ipVer', 'address'],\n format: '%s %s %d %s IP%d %s'\n }],\n // default parsing of these only (though some of these feel outdated)\n s: [{ name: 'name' }],\n i: [{ name: 'description' }],\n u: [{ name: 'uri' }],\n e: [{ name: 'email' }],\n p: [{ name: 'phone' }],\n z: [{ name: 'timezones' }], // TODO: this one can actually be parsed properly...\n r: [{ name: 'repeats' }], // TODO: this one can also be parsed properly\n // k: [{}], // outdated thing ignored\n t: [{\n // t=0 0\n name: 'timing',\n reg: /^(\\d*) (\\d*)/,\n names: ['start', 'stop'],\n format: '%d %d'\n }],\n c: [{\n // c=IN IP4 10.47.197.26\n name: 'connection',\n reg: /^IN IP(\\d) (\\S*)/,\n names: ['version', 'ip'],\n format: 'IN IP%d %s'\n }],\n b: [{\n // b=AS:4000\n push: 'bandwidth',\n reg: /^(TIAS|AS|CT|RR|RS):(\\d*)/,\n names: ['type', 'limit'],\n format: '%s:%s'\n }],\n m: [{\n // m=video 51744 RTP/AVP 126 97 98 34 31\n // NB: special - pushes to session\n // TODO: rtp/fmtp should be filtered by the payloads found here?\n reg: /^(\\w*) (\\d*) ([\\w/]*)(?: (.*))?/,\n names: ['type', 'port', 'protocol', 'payloads'],\n format: '%s %d %s %s'\n }],\n a: [\n {\n // a=rtpmap:110 opus/48000/2\n push: 'rtp',\n reg: /^rtpmap:(\\d*) ([\\w\\-.]*)(?:\\s*\\/(\\d*)(?:\\s*\\/(\\S*))?)?/,\n names: ['payload', 'codec', 'rate', 'encoding'],\n format: function (o) {\n return (o.encoding)\n ? 'rtpmap:%d %s/%s/%s'\n : o.rate\n ? 'rtpmap:%d %s/%s'\n : 'rtpmap:%d %s';\n }\n },\n {\n // a=fmtp:108 profile-level-id=24;object=23;bitrate=64000\n // a=fmtp:111 minptime=10; useinbandfec=1\n push: 'fmtp',\n reg: /^fmtp:(\\d*) ([\\S| ]*)/,\n names: ['payload', 'config'],\n format: 'fmtp:%d %s'\n },\n {\n // a=control:streamid=0\n name: 'control',\n reg: /^control:(.*)/,\n format: 'control:%s'\n },\n {\n // a=rtcp:65179 IN IP4 193.84.77.194\n name: 'rtcp',\n reg: /^rtcp:(\\d*)(?: (\\S*) IP(\\d) (\\S*))?/,\n names: ['port', 'netType', 'ipVer', 'address'],\n format: function (o) {\n return (o.address != null)\n ? 'rtcp:%d %s IP%d %s'\n : 'rtcp:%d';\n }\n },\n {\n // a=rtcp-fb:98 trr-int 100\n push: 'rtcpFbTrrInt',\n reg: /^rtcp-fb:(\\*|\\d*) trr-int (\\d*)/,\n names: ['payload', 'value'],\n format: 'rtcp-fb:%s trr-int %d'\n },\n {\n // a=rtcp-fb:98 nack rpsi\n push: 'rtcpFb',\n reg: /^rtcp-fb:(\\*|\\d*) ([\\w-_]*)(?: ([\\w-_]*))?/,\n names: ['payload', 'type', 'subtype'],\n format: function (o) {\n return (o.subtype != null)\n ? 'rtcp-fb:%s %s %s'\n : 'rtcp-fb:%s %s';\n }\n },\n {\n // a=extmap:2 urn:ietf:params:rtp-hdrext:toffset\n // a=extmap:1/recvonly URI-gps-string\n // a=extmap:3 urn:ietf:params:rtp-hdrext:encrypt urn:ietf:params:rtp-hdrext:smpte-tc 25@600/24\n push: 'ext',\n reg: /^extmap:(\\d+)(?:\\/(\\w+))?(?: (urn:ietf:params:rtp-hdrext:encrypt))? (\\S*)(?: (\\S*))?/,\n names: ['value', 'direction', 'encrypt-uri', 'uri', 'config'],\n format: function (o) {\n return (\n 'extmap:%d' +\n (o.direction ? '/%s' : '%v') +\n (o['encrypt-uri'] ? ' %s' : '%v') +\n ' %s' +\n (o.config ? ' %s' : '')\n );\n }\n },\n {\n // a=extmap-allow-mixed\n name: 'extmapAllowMixed',\n reg: /^(extmap-allow-mixed)/\n },\n {\n // a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:PS1uQCVeeCFCanVmcjkpPywjNWhcYD0mXXtxaVBR|2^20|1:32\n push: 'crypto',\n reg: /^crypto:(\\d*) ([\\w_]*) (\\S*)(?: (\\S*))?/,\n names: ['id', 'suite', 'config', 'sessionConfig'],\n format: function (o) {\n return (o.sessionConfig != null)\n ? 'crypto:%d %s %s %s'\n : 'crypto:%d %s %s';\n }\n },\n {\n // a=setup:actpass\n name: 'setup',\n reg: /^setup:(\\w*)/,\n format: 'setup:%s'\n },\n {\n // a=connection:new\n name: 'connectionType',\n reg: /^connection:(new|existing)/,\n format: 'connection:%s'\n },\n {\n // a=mid:1\n name: 'mid',\n reg: /^mid:([^\\s]*)/,\n format: 'mid:%s'\n },\n {\n // a=msid:0c8b064d-d807-43b4-b434-f92a889d8587 98178685-d409-46e0-8e16-7ef0db0db64a\n name: 'msid',\n reg: /^msid:(.*)/,\n format: 'msid:%s'\n },\n {\n // a=ptime:20\n name: 'ptime',\n reg: /^ptime:(\\d*(?:\\.\\d*)*)/,\n format: 'ptime:%d'\n },\n {\n // a=maxptime:60\n name: 'maxptime',\n reg: /^maxptime:(\\d*(?:\\.\\d*)*)/,\n format: 'maxptime:%d'\n },\n {\n // a=sendrecv\n name: 'direction',\n reg: /^(sendrecv|recvonly|sendonly|inactive)/\n },\n {\n // a=ice-lite\n name: 'icelite',\n reg: /^(ice-lite)/\n },\n {\n // a=ice-ufrag:F7gI\n name: 'iceUfrag',\n reg: /^ice-ufrag:(\\S*)/,\n format: 'ice-ufrag:%s'\n },\n {\n // a=ice-pwd:x9cml/YzichV2+XlhiMu8g\n name: 'icePwd',\n reg: /^ice-pwd:(\\S*)/,\n format: 'ice-pwd:%s'\n },\n {\n // a=fingerprint:SHA-1 00:11:22:33:44:55:66:77:88:99:AA:BB:CC:DD:EE:FF:00:11:22:33\n name: 'fingerprint',\n reg: /^fingerprint:(\\S*) (\\S*)/,\n names: ['type', 'hash'],\n format: 'fingerprint:%s %s'\n },\n {\n // a=candidate:0 1 UDP 2113667327 203.0.113.1 54400 typ host\n // a=candidate:1162875081 1 udp 2113937151 192.168.34.75 60017 typ host generation 0 network-id 3 network-cost 10\n // a=candidate:3289912957 2 udp 1845501695 193.84.77.194 60017 typ srflx raddr 192.168.34.75 rport 60017 generation 0 network-id 3 network-cost 10\n // a=candidate:229815620 1 tcp 1518280447 192.168.150.19 60017 typ host tcptype active generation 0 network-id 3 network-cost 10\n // a=candidate:3289912957 2 tcp 1845501695 193.84.77.194 60017 typ srflx raddr 192.168.34.75 rport 60017 tcptype passive generation 0 network-id 3 network-cost 10\n push:'candidates',\n reg: /^candidate:(\\S*) (\\d*) (\\S*) (\\d*) (\\S*) (\\d*) typ (\\S*)(?: raddr (\\S*) rport (\\d*))?(?: tcptype (\\S*))?(?: generation (\\d*))?(?: network-id (\\d*))?(?: network-cost (\\d*))?/,\n names: ['foundation', 'component', 'transport', 'priority', 'ip', 'port', 'type', 'raddr', 'rport', 'tcptype', 'generation', 'network-id', 'network-cost'],\n format: function (o) {\n var str = 'candidate:%s %d %s %d %s %d typ %s';\n\n str += (o.raddr != null) ? ' raddr %s rport %d' : '%v%v';\n\n // NB: candidate has three optional chunks, so %void middles one if it's missing\n str += (o.tcptype != null) ? ' tcptype %s' : '%v';\n\n if (o.generation != null) {\n str += ' generation %d';\n }\n\n str += (o['network-id'] != null) ? ' network-id %d' : '%v';\n str += (o['network-cost'] != null) ? ' network-cost %d' : '%v';\n return str;\n }\n },\n {\n // a=end-of-candidates (keep after the candidates line for readability)\n name: 'endOfCandidates',\n reg: /^(end-of-candidates)/\n },\n {\n // a=remote-candidates:1 203.0.113.1 54400 2 203.0.113.1 54401 ...\n name: 'remoteCandidates',\n reg: /^remote-candidates:(.*)/,\n format: 'remote-candidates:%s'\n },\n {\n // a=ice-options:google-ice\n name: 'iceOptions',\n reg: /^ice-options:(\\S*)/,\n format: 'ice-options:%s'\n },\n {\n // a=ssrc:2566107569 cname:t9YU8M1UxTF8Y1A1\n push: 'ssrcs',\n reg: /^ssrc:(\\d*) ([\\w_-]*)(?::(.*))?/,\n names: ['id', 'attribute', 'value'],\n format: function (o) {\n var str = 'ssrc:%d';\n if (o.attribute != null) {\n str += ' %s';\n if (o.value != null) {\n str += ':%s';\n }\n }\n return str;\n }\n },\n {\n // a=ssrc-group:FEC 1 2\n // a=ssrc-group:FEC-FR 3004364195 1080772241\n push: 'ssrcGroups',\n // token-char = %x21 / %x23-27 / %x2A-2B / %x2D-2E / %x30-39 / %x41-5A / %x5E-7E\n reg: /^ssrc-group:([\\x21\\x23\\x24\\x25\\x26\\x27\\x2A\\x2B\\x2D\\x2E\\w]*) (.*)/,\n names: ['semantics', 'ssrcs'],\n format: 'ssrc-group:%s %s'\n },\n {\n // a=msid-semantic: WMS Jvlam5X3SX1OP6pn20zWogvaKJz5Hjf9OnlV\n name: 'msidSemantic',\n reg: /^msid-semantic:\\s?(\\w*) (\\S*)/,\n names: ['semantic', 'token'],\n format: 'msid-semantic: %s %s' // space after ':' is not accidental\n },\n {\n // a=group:BUNDLE audio video\n push: 'groups',\n reg: /^group:(\\w*) (.*)/,\n names: ['type', 'mids'],\n format: 'group:%s %s'\n },\n {\n // a=rtcp-mux\n name: 'rtcpMux',\n reg: /^(rtcp-mux)/\n },\n {\n // a=rtcp-rsize\n name: 'rtcpRsize',\n reg: /^(rtcp-rsize)/\n },\n {\n // a=sctpmap:5000 webrtc-datachannel 1024\n name: 'sctpmap',\n reg: /^sctpmap:([\\w_/]*) (\\S*)(?: (\\S*))?/,\n names: ['sctpmapNumber', 'app', 'maxMessageSize'],\n format: function (o) {\n return (o.maxMessageSize != null)\n ? 'sctpmap:%s %s %s'\n : 'sctpmap:%s %s';\n }\n },\n {\n // a=x-google-flag:conference\n name: 'xGoogleFlag',\n reg: /^x-google-flag:([^\\s]*)/,\n format: 'x-google-flag:%s'\n },\n {\n // a=rid:1 send max-width=1280;max-height=720;max-fps=30;depend=0\n push: 'rids',\n reg: /^rid:([\\d\\w]+) (\\w+)(?: ([\\S| ]*))?/,\n names: ['id', 'direction', 'params'],\n format: function (o) {\n return (o.params) ? 'rid:%s %s %s' : 'rid:%s %s';\n }\n },\n {\n // a=imageattr:97 send [x=800,y=640,sar=1.1,q=0.6] [x=480,y=320] recv [x=330,y=250]\n // a=imageattr:* send [x=800,y=640] recv *\n // a=imageattr:100 recv [x=320,y=240]\n push: 'imageattrs',\n reg: new RegExp(\n // a=imageattr:97\n '^imageattr:(\\\\d+|\\\\*)' +\n // send [x=800,y=640,sar=1.1,q=0.6] [x=480,y=320]\n '[\\\\s\\\\t]+(send|recv)[\\\\s\\\\t]+(\\\\*|\\\\[\\\\S+\\\\](?:[\\\\s\\\\t]+\\\\[\\\\S+\\\\])*)' +\n // recv [x=330,y=250]\n '(?:[\\\\s\\\\t]+(recv|send)[\\\\s\\\\t]+(\\\\*|\\\\[\\\\S+\\\\](?:[\\\\s\\\\t]+\\\\[\\\\S+\\\\])*))?'\n ),\n names: ['pt', 'dir1', 'attrs1', 'dir2', 'attrs2'],\n format: function (o) {\n return 'imageattr:%s %s %s' + (o.dir2 ? ' %s %s' : '');\n }\n },\n {\n // a=simulcast:send 1,2,3;~4,~5 recv 6;~7,~8\n // a=simulcast:recv 1;4,5 send 6;7\n name: 'simulcast',\n reg: new RegExp(\n // a=simulcast:\n '^simulcast:' +\n // send 1,2,3;~4,~5\n '(send|recv) ([a-zA-Z0-9\\\\-_~;,]+)' +\n // space + recv 6;~7,~8\n '(?:\\\\s?(send|recv) ([a-zA-Z0-9\\\\-_~;,]+))?' +\n // end\n '$'\n ),\n names: ['dir1', 'list1', 'dir2', 'list2'],\n format: function (o) {\n return 'simulcast:%s %s' + (o.dir2 ? ' %s %s' : '');\n }\n },\n {\n // old simulcast draft 03 (implemented by Firefox)\n // https://tools.ietf.org/html/draft-ietf-mmusic-sdp-simulcast-03\n // a=simulcast: recv pt=97;98 send pt=97\n // a=simulcast: send rid=5;6;7 paused=6,7\n name: 'simulcast_03',\n reg: /^simulcast:[\\s\\t]+([\\S+\\s\\t]+)$/,\n names: ['value'],\n format: 'simulcast: %s'\n },\n {\n // a=framerate:25\n // a=framerate:29.97\n name: 'framerate',\n reg: /^framerate:(\\d+(?:$|\\.\\d+))/,\n format: 'framerate:%s'\n },\n {\n // RFC4570\n // a=source-filter: incl IN IP4 239.5.2.31 10.1.15.5\n name: 'sourceFilter',\n reg: /^source-filter: *(excl|incl) (\\S*) (IP4|IP6|\\*) (\\S*) (.*)/,\n names: ['filterMode', 'netType', 'addressTypes', 'destAddress', 'srcList'],\n format: 'source-filter: %s %s %s %s %s'\n },\n {\n // a=bundle-only\n name: 'bundleOnly',\n reg: /^(bundle-only)/\n },\n {\n // a=label:1\n name: 'label',\n reg: /^label:(.+)/,\n format: 'label:%s'\n },\n {\n // RFC version 26 for SCTP over DTLS\n // https://tools.ietf.org/html/draft-ietf-mmusic-sctp-sdp-26#section-5\n name: 'sctpPort',\n reg: /^sctp-port:(\\d+)$/,\n format: 'sctp-port:%s'\n },\n {\n // RFC version 26 for SCTP over DTLS\n // https://tools.ietf.org/html/draft-ietf-mmusic-sctp-sdp-26#section-6\n name: 'maxMessageSize',\n reg: /^max-message-size:(\\d+)$/,\n format: 'max-message-size:%s'\n },\n {\n // RFC7273\n // a=ts-refclk:ptp=IEEE1588-2008:39-A7-94-FF-FE-07-CB-D0:37\n push:'tsRefClocks',\n reg: /^ts-refclk:([^\\s=]*)(?:=(\\S*))?/,\n names: ['clksrc', 'clksrcExt'],\n format: function (o) {\n return 'ts-refclk:%s' + (o.clksrcExt != null ? '=%s' : '');\n }\n },\n {\n // RFC7273\n // a=mediaclk:direct=963214424\n name:'mediaClk',\n reg: /^mediaclk:(?:id=(\\S*))? *([^\\s=]*)(?:=(\\S*))?(?: *rate=(\\d+)\\/(\\d+))?/,\n names: ['id', 'mediaClockName', 'mediaClockValue', 'rateNumerator', 'rateDenominator'],\n format: function (o) {\n var str = 'mediaclk:';\n str += (o.id != null ? 'id=%s %s' : '%v%s');\n str += (o.mediaClockValue != null ? '=%s' : '');\n str += (o.rateNumerator != null ? ' rate=%s' : '');\n str += (o.rateDenominator != null ? '/%s' : '');\n return str;\n }\n },\n {\n // a=keywds:keywords\n name: 'keywords',\n reg: /^keywds:(.+)$/,\n format: 'keywds:%s'\n },\n {\n // a=content:main\n name: 'content',\n reg: /^content:(.+)/,\n format: 'content:%s'\n },\n // BFCP https://tools.ietf.org/html/rfc4583\n {\n // a=floorctrl:c-s\n name: 'bfcpFloorCtrl',\n reg: /^floorctrl:(c-only|s-only|c-s)/,\n format: 'floorctrl:%s'\n },\n {\n // a=confid:1\n name: 'bfcpConfId',\n reg: /^confid:(\\d+)/,\n format: 'confid:%s'\n },\n {\n // a=userid:1\n name: 'bfcpUserId',\n reg: /^userid:(\\d+)/,\n format: 'userid:%s'\n },\n {\n // a=floorid:1\n name: 'bfcpFloorId',\n reg: /^floorid:(.+) (?:m-stream|mstrm):(.+)/,\n names: ['id', 'mStream'],\n format: 'floorid:%s mstrm:%s'\n },\n {\n // any a= that we don't understand is kept verbatim on media.invalid\n push: 'invalid',\n names: ['value']\n }\n ]\n};\n\n// set sensible defaults to avoid polluting the grammar with boring details\nObject.keys(grammar).forEach(function (key) {\n var objs = grammar[key];\n objs.forEach(function (obj) {\n if (!obj.reg) {\n obj.reg = /(.*)/;\n }\n if (!obj.format) {\n obj.format = '%s';\n }\n });\n});\n", "var toIntIfInt = function (v) {\n return String(Number(v)) === v ? Number(v) : v;\n};\n\nvar attachProperties = function (match, location, names, rawName) {\n if (rawName && !names) {\n location[rawName] = toIntIfInt(match[1]);\n }\n else {\n for (var i = 0; i < names.length; i += 1) {\n if (match[i+1] != null) {\n location[names[i]] = toIntIfInt(match[i+1]);\n }\n }\n }\n};\n\nvar parseReg = function (obj, location, content) {\n var needsBlank = obj.name && obj.names;\n if (obj.push && !location[obj.push]) {\n location[obj.push] = [];\n }\n else if (needsBlank && !location[obj.name]) {\n location[obj.name] = {};\n }\n var keyLocation = obj.push ?\n {} : // blank object that will be pushed\n needsBlank ? location[obj.name] : location; // otherwise, named location or root\n\n attachProperties(content.match(obj.reg), keyLocation, obj.names, obj.name);\n\n if (obj.push) {\n location[obj.push].push(keyLocation);\n }\n};\n\nvar grammar = require('./grammar');\nvar validLine = RegExp.prototype.test.bind(/^([a-z])=(.*)/);\n\nexports.parse = function (sdp) {\n var session = {}\n , media = []\n , location = session; // points at where properties go under (one of the above)\n\n // parse lines we understand\n sdp.split(/(\\r\\n|\\r|\\n)/).filter(validLine).forEach(function (l) {\n var type = l[0];\n var content = l.slice(2);\n if (type === 'm') {\n media.push({rtp: [], fmtp: []});\n location = media[media.length-1]; // point at latest media line\n }\n\n for (var j = 0; j < (grammar[type] || []).length; j += 1) {\n var obj = grammar[type][j];\n if (obj.reg.test(content)) {\n return parseReg(obj, location, content);\n }\n }\n });\n\n session.media = media; // link it up\n return session;\n};\n\nvar paramReducer = function (acc, expr) {\n var s = expr.split(/=(.+)/, 2);\n if (s.length === 2) {\n acc[s[0]] = toIntIfInt(s[1]);\n } else if (s.length === 1 && expr.length > 1) {\n acc[s[0]] = undefined;\n }\n return acc;\n};\n\nexports.parseParams = function (str) {\n return str.split(/;\\s?/).reduce(paramReducer, {});\n};\n\n// For backward compatibility - alias will be removed in 3.0.0\nexports.parseFmtpConfig = exports.parseParams;\n\nexports.parsePayloads = function (str) {\n return str.toString().split(' ').map(Number);\n};\n\nexports.parseRemoteCandidates = function (str) {\n var candidates = [];\n var parts = str.split(' ').map(toIntIfInt);\n for (var i = 0; i < parts.length; i += 3) {\n candidates.push({\n component: parts[i],\n ip: parts[i + 1],\n port: parts[i + 2]\n });\n }\n return candidates;\n};\n\nexports.parseImageAttributes = function (str) {\n return str.split(' ').map(function (item) {\n return item.substring(1, item.length-1).split(',').reduce(paramReducer, {});\n });\n};\n\nexports.parseSimulcastStreamList = function (str) {\n return str.split(';').map(function (stream) {\n return stream.split(',').map(function (format) {\n var scid, paused = false;\n\n if (format[0] !== '~') {\n scid = toIntIfInt(format);\n } else {\n scid = toIntIfInt(format.substring(1, format.length));\n paused = true;\n }\n\n return {\n scid: scid,\n paused: paused\n };\n });\n });\n};\n", "var grammar = require('./grammar');\n\n// customized util.format - discards excess arguments and can void middle ones\nvar formatRegExp = /%[sdv%]/g;\nvar format = function (formatStr) {\n var i = 1;\n var args = arguments;\n var len = args.length;\n return formatStr.replace(formatRegExp, function (x) {\n if (i >= len) {\n return x; // missing argument\n }\n var arg = args[i];\n i += 1;\n switch (x) {\n case '%%':\n return '%';\n case '%s':\n return String(arg);\n case '%d':\n return Number(arg);\n case '%v':\n return '';\n }\n });\n // NB: we discard excess arguments - they are typically undefined from makeLine\n};\n\nvar makeLine = function (type, obj, location) {\n var str = obj.format instanceof Function ?\n (obj.format(obj.push ? location : location[obj.name])) :\n obj.format;\n\n var args = [type + '=' + str];\n if (obj.names) {\n for (var i = 0; i < obj.names.length; i += 1) {\n var n = obj.names[i];\n if (obj.name) {\n args.push(location[obj.name][n]);\n }\n else { // for mLine and push attributes\n args.push(location[obj.names[i]]);\n }\n }\n }\n else {\n args.push(location[obj.name]);\n }\n return format.apply(null, args);\n};\n\n// RFC specified order\n// TODO: extend this with all the rest\nvar defaultOuterOrder = [\n 'v', 'o', 's', 'i',\n 'u', 'e', 'p', 'c',\n 'b', 't', 'r', 'z', 'a'\n];\nvar defaultInnerOrder = ['i', 'c', 'b', 'a'];\n\n\nmodule.exports = function (session, opts) {\n opts = opts || {};\n // ensure certain properties exist\n if (session.version == null) {\n session.version = 0; // 'v=0' must be there (only defined version atm)\n }\n if (session.name == null) {\n session.name = ' '; // 's= ' must be there if no meaningful name set\n }\n session.media.forEach(function (mLine) {\n if (mLine.payloads == null) {\n mLine.payloads = '';\n }\n });\n\n var outerOrder = opts.outerOrder || defaultOuterOrder;\n var innerOrder = opts.innerOrder || defaultInnerOrder;\n var sdp = [];\n\n // loop through outerOrder for matching properties on session\n outerOrder.forEach(function (type) {\n grammar[type].forEach(function (obj) {\n if (obj.name in session && session[obj.name] != null) {\n sdp.push(makeLine(type, obj, session));\n }\n else if (obj.push in session && session[obj.push] != null) {\n session[obj.push].forEach(function (el) {\n sdp.push(makeLine(type, obj, el));\n });\n }\n });\n });\n\n // then for each media line, follow the innerOrder\n session.media.forEach(function (mLine) {\n sdp.push(makeLine('m', grammar.m[0], mLine));\n\n innerOrder.forEach(function (type) {\n grammar[type].forEach(function (obj) {\n if (obj.name in mLine && mLine[obj.name] != null) {\n sdp.push(makeLine(type, obj, mLine));\n }\n else if (obj.push in mLine && mLine[obj.push] != null) {\n mLine[obj.push].forEach(function (el) {\n sdp.push(makeLine(type, obj, el));\n });\n }\n });\n });\n });\n\n return sdp.join('\\r\\n') + '\\r\\n';\n};\n", "var parser = require('./parser');\nvar writer = require('./writer');\nvar grammar = require('./grammar');\n\nexports.grammar = grammar;\nexports.write = writer;\nexports.parse = parser.parse;\nexports.parseParams = parser.parseParams;\nexports.parseFmtpConfig = parser.parseFmtpConfig; // Alias of parseParams().\nexports.parsePayloads = parser.parsePayloads;\nexports.parseRemoteCandidates = parser.parseRemoteCandidates;\nexports.parseImageAttributes = parser.parseImageAttributes;\nexports.parseSimulcastStreamList = parser.parseSimulcastStreamList;\n", "\"use strict\";\nconst sdp_transform = require('sdp-transform');\nconst Logger = require('./Logger');\nconst JsSIP_C = require('./Constants');\nconst Utils = require('./Utils');\nconst NameAddrHeader = require('./NameAddrHeader');\nconst Grammar = require('./Grammar');\nconst logger = new Logger('SIPMessage');\n/**\n * -param {String} method request method\n * -param {String} ruri request uri\n * -param {UA} ua\n * -param {Object} params parameters that will have priority over ua.configuration parameters:\n *
\n * - cseq, call_id, from_tag, from_uri, from_display_name, to_uri, to_tag, route_set\n * -param {Object} [headers] extra headers\n * -param {String} [body]\n */\nclass OutgoingRequest {\n constructor(method, ruri, ua, params, extraHeaders, body) {\n // Mandatory parameters check.\n if (!method || !ruri || !ua) {\n return null;\n }\n params = params || {};\n this.ua = ua;\n this.headers = {};\n this.method = method;\n this.ruri = ruri;\n this.body = body;\n this.extraHeaders = Utils.cloneArray(extraHeaders);\n if (this.ua.configuration.extra_headers) {\n this.extraHeaders = this.extraHeaders.concat(this.ua.configuration.extra_headers);\n }\n // Fill the Common SIP Request Headers.\n // Route.\n if (params.route_set) {\n this.setHeader('route', params.route_set);\n }\n else if (ua.configuration.use_preloaded_route) {\n this.setHeader('route', `<${ua.transport.sip_uri};lr>`);\n }\n // Via.\n // Empty Via header. Will be filled by the client transaction.\n this.setHeader('via', '');\n // Max-Forwards.\n this.setHeader('max-forwards', JsSIP_C.MAX_FORWARDS);\n // To\n const to_uri = params.to_uri || ruri;\n const to_params = params.to_tag ? { tag: params.to_tag } : null;\n const to_display_name = typeof params.to_display_name !== 'undefined'\n ? params.to_display_name\n : null;\n this.to = new NameAddrHeader(to_uri, to_display_name, to_params);\n this.setHeader('to', this.to.toString());\n // From.\n const from_uri = params.from_uri || ua.configuration.uri;\n const from_params = { tag: params.from_tag || Utils.newTag() };\n let display_name;\n if (typeof params.from_display_name !== 'undefined') {\n display_name = params.from_display_name;\n }\n else if (ua.configuration.display_name) {\n display_name = ua.configuration.display_name;\n }\n else {\n display_name = null;\n }\n this.from = new NameAddrHeader(from_uri, display_name, from_params);\n this.setHeader('from', this.from.toString());\n // Call-ID.\n const call_id = params.call_id || ua.configuration.jssip_id + Utils.createRandomToken(15);\n this.call_id = call_id;\n this.setHeader('call-id', call_id);\n // CSeq.\n const cseq = params.cseq || Math.floor(Math.random() * 10000);\n this.cseq = cseq;\n this.setHeader('cseq', `${cseq} ${method}`);\n }\n /**\n * Replace the the given header by the given value.\n * -param {String} name header name\n * -param {String | Array} value header value\n */\n setHeader(name, value) {\n // Remove the header from extraHeaders if present.\n const regexp = new RegExp(`^\\\\s*${name}\\\\s*:`, 'i');\n for (let idx = 0; idx < this.extraHeaders.length; idx++) {\n if (regexp.test(this.extraHeaders[idx])) {\n this.extraHeaders.splice(idx, 1);\n }\n }\n this.headers[Utils.headerize(name)] = Array.isArray(value)\n ? value\n : [value];\n }\n /**\n * Get the value of the given header name at the given position.\n * -param {String} name header name\n * -returns {String|undefined} Returns the specified header, null if header doesn't exist.\n */\n getHeader(name) {\n const headers = this.headers[Utils.headerize(name)];\n if (headers) {\n if (headers[0]) {\n return headers[0];\n }\n }\n else {\n const regexp = new RegExp(`^\\\\s*${name}\\\\s*:`, 'i');\n for (const header of this.extraHeaders) {\n if (regexp.test(header)) {\n return header.substring(header.indexOf(':') + 1).trim();\n }\n }\n }\n return;\n }\n /**\n * Get the header/s of the given name.\n * -param {String} name header name\n * -returns {Array} Array with all the headers of the specified name.\n */\n getHeaders(name) {\n const headers = this.headers[Utils.headerize(name)];\n const result = [];\n if (headers) {\n for (const header of headers) {\n result.push(header);\n }\n return result;\n }\n else {\n const regexp = new RegExp(`^\\\\s*${name}\\\\s*:`, 'i');\n for (const header of this.extraHeaders) {\n if (regexp.test(header)) {\n result.push(header.substring(header.indexOf(':') + 1).trim());\n }\n }\n return result;\n }\n }\n /**\n * Verify the existence of the given header.\n * -param {String} name header name\n * -returns {boolean} true if header with given name exists, false otherwise\n */\n hasHeader(name) {\n if (this.headers[Utils.headerize(name)]) {\n return true;\n }\n else {\n const regexp = new RegExp(`^\\\\s*${name}\\\\s*:`, 'i');\n for (const header of this.extraHeaders) {\n if (regexp.test(header)) {\n return true;\n }\n }\n }\n return false;\n }\n /**\n * Parse the current body as a SDP and store the resulting object\n * into this.sdp.\n * -param {Boolean} force: Parse even if this.sdp already exists.\n *\n * Returns this.sdp.\n */\n parseSDP(force) {\n if (!force && this.sdp) {\n return this.sdp;\n }\n else {\n this.sdp = sdp_transform.parse(this.body || '');\n return this.sdp;\n }\n }\n toString() {\n let msg = `${this.method} ${this.ruri} SIP/2.0\\r\\n`;\n for (const headerName in this.headers) {\n if (Object.prototype.hasOwnProperty.call(this.headers, headerName)) {\n for (const headerValue of this.headers[headerName]) {\n msg += `${headerName}: ${headerValue}\\r\\n`;\n }\n }\n }\n for (const header of this.extraHeaders) {\n msg += `${header.trim()}\\r\\n`;\n }\n // Supported.\n const supported = [];\n switch (this.method) {\n case JsSIP_C.REGISTER: {\n supported.push('path', 'gruu');\n break;\n }\n case JsSIP_C.INVITE: {\n if (this.ua.configuration.session_timers) {\n supported.push('timer');\n }\n if (this.ua.contact.pub_gruu || this.ua.contact.temp_gruu) {\n supported.push('gruu');\n }\n supported.push('ice', 'replaces');\n break;\n }\n case JsSIP_C.UPDATE: {\n if (this.ua.configuration.session_timers) {\n supported.push('timer');\n }\n supported.push('ice');\n break;\n }\n }\n supported.push('outbound');\n const userAgent = this.ua.configuration.user_agent || JsSIP_C.USER_AGENT;\n // Allow.\n msg += `Allow: ${JsSIP_C.ALLOWED_METHODS}\\r\\n`;\n msg += `Supported: ${supported}\\r\\n`;\n msg += `User-Agent: ${userAgent}\\r\\n`;\n if (this.body) {\n const length = Utils.str_utf8_length(this.body);\n msg += `Content-Length: ${length}\\r\\n\\r\\n`;\n msg += this.body;\n }\n else {\n msg += 'Content-Length: 0\\r\\n\\r\\n';\n }\n return msg;\n }\n clone() {\n const request = new OutgoingRequest(this.method, this.ruri, this.ua);\n Object.keys(this.headers).forEach(function (name) {\n request.headers[name] = this.headers[name].slice();\n }, this);\n request.body = this.body;\n request.extraHeaders = Utils.cloneArray(this.extraHeaders);\n request.to = this.to;\n request.from = this.from;\n request.call_id = this.call_id;\n request.cseq = this.cseq;\n return request;\n }\n}\nclass InitialOutgoingInviteRequest extends OutgoingRequest {\n constructor(ruri, ua, params, extraHeaders, body) {\n super(JsSIP_C.INVITE, ruri, ua, params, extraHeaders, body);\n this.transaction = null;\n }\n cancel(reason) {\n this.transaction.cancel(reason);\n }\n clone() {\n const request = new InitialOutgoingInviteRequest(this.ruri, this.ua);\n Object.keys(this.headers).forEach(function (name) {\n request.headers[name] = this.headers[name].slice();\n }, this);\n request.body = this.body;\n request.extraHeaders = Utils.cloneArray(this.extraHeaders);\n request.to = this.to;\n request.from = this.from;\n request.call_id = this.call_id;\n request.cseq = this.cseq;\n request.transaction = this.transaction;\n return request;\n }\n}\nclass IncomingMessage {\n constructor() {\n this.data = null;\n this.headers = null;\n this.method = null;\n this.via = null;\n this.via_branch = null;\n this.call_id = null;\n this.cseq = null;\n this.from = null;\n this.from_tag = null;\n this.to = null;\n this.to_tag = null;\n this.body = null;\n this.sdp = null;\n }\n /**\n * Insert a header of the given name and value into the last position of the\n * header array.\n */\n addHeader(name, value) {\n const header = { raw: value };\n name = Utils.headerize(name);\n if (this.headers[name]) {\n this.headers[name].push(header);\n }\n else {\n this.headers[name] = [header];\n }\n }\n /**\n * Get the value of the given header name at the given position.\n */\n getHeader(name) {\n const header = this.headers[Utils.headerize(name)];\n if (header) {\n if (header[0]) {\n return header[0].raw;\n }\n }\n else {\n return;\n }\n }\n /**\n * Get the header/s of the given name.\n */\n getHeaders(name) {\n const headers = this.headers[Utils.headerize(name)];\n const result = [];\n if (!headers) {\n return [];\n }\n for (const header of headers) {\n result.push(header.raw);\n }\n return result;\n }\n /**\n * Verify the existence of the given header.\n */\n hasHeader(name) {\n return this.headers[Utils.headerize(name)] ? true : false;\n }\n /**\n * Parse the given header on the given index.\n * -param {String} name header name\n * -param {Number} [idx=0] header index\n * -returns {Object|undefined} Parsed header object, undefined if the header\n * is not present or in case of a parsing error.\n */\n parseHeader(name, idx = 0) {\n name = Utils.headerize(name);\n if (!this.headers[name]) {\n logger.debug(`header \"${name}\" not present`);\n return;\n }\n else if (idx >= this.headers[name].length) {\n logger.debug(`not so many \"${name}\" headers present`);\n return;\n }\n const header = this.headers[name][idx];\n const value = header.raw;\n if (header.parsed) {\n return header.parsed;\n }\n // Substitute '-' by '_' for grammar rule matching.\n const parsed = Grammar.parse(value, name.replace(/-/g, '_'));\n if (parsed === -1) {\n this.headers[name].splice(idx, 1); // delete from headers\n logger.debug(`error parsing \"${name}\" header field with value \"${value}\"`);\n return;\n }\n else {\n header.parsed = parsed;\n return parsed;\n }\n }\n /**\n * Message Header attribute selector. Alias of parseHeader.\n * -param {String} name header name\n * -param {Number} [idx=0] header index\n * -returns {Object|undefined} Parsed header object, undefined if the header\n * is not present or in case of a parsing error.\n *\n * -example\n * message.s('via',3).port\n */\n s(name, idx) {\n return this.parseHeader(name, idx);\n }\n /**\n * Replace the value of the given header by the value.\n * -param {String} name header name\n * -param {String} value header value\n */\n setHeader(name, value) {\n const header = { raw: value };\n this.headers[Utils.headerize(name)] = [header];\n }\n /**\n * Parse the current body as a SDP and store the resulting object\n * into this.sdp.\n * -param {Boolean} force: Parse even if this.sdp already exists.\n *\n * Returns this.sdp.\n */\n parseSDP(force) {\n if (!force && this.sdp) {\n return this.sdp;\n }\n else {\n this.sdp = sdp_transform.parse(this.body || '');\n return this.sdp;\n }\n }\n toString() {\n return this.data;\n }\n}\nclass IncomingRequest extends IncomingMessage {\n constructor(ua) {\n super();\n this.ua = ua;\n this.headers = {};\n this.ruri = null;\n this.transport = null;\n this.server_transaction = null;\n }\n /**\n * Stateful reply.\n * -param {Number} code status code\n * -param {String} reason reason phrase\n * -param {Object} headers extra headers\n * -param {String} body body\n * -param {Function} [onSuccess] onSuccess callback\n * -param {Function} [onFailure] onFailure callback\n */\n reply(code, reason, extraHeaders, body, onSuccess, onFailure) {\n const supported = [];\n let to = this.getHeader('To');\n code = code || null;\n reason = reason || null;\n // Validate code and reason values.\n if (!code || code < 100 || code > 699) {\n throw new TypeError(`Invalid status_code: ${code}`);\n }\n else if (reason &&\n typeof reason !== 'string' &&\n !(reason instanceof String)) {\n throw new TypeError(`Invalid reason_phrase: ${reason}`);\n }\n reason = reason || JsSIP_C.REASON_PHRASE[code] || '';\n extraHeaders = Utils.cloneArray(extraHeaders);\n if (this.ua.configuration.extra_headers) {\n extraHeaders = extraHeaders.concat(this.ua.configuration.extra_headers);\n }\n let response = `SIP/2.0 ${code} ${reason}\\r\\n`;\n if (this.method === JsSIP_C.INVITE && code > 100 && code <= 200) {\n const headers = this.getHeaders('record-route');\n for (const header of headers) {\n response += `Record-Route: ${header}\\r\\n`;\n }\n }\n const vias = this.getHeaders('via');\n for (const via of vias) {\n response += `Via: ${via}\\r\\n`;\n }\n if (!this.to_tag && code > 100) {\n to += `;tag=${Utils.newTag()}`;\n }\n else if (this.to_tag && !this.s('to').hasParam('tag')) {\n to += `;tag=${this.to_tag}`;\n }\n response += `To: ${to}\\r\\n`;\n response += `From: ${this.getHeader('From')}\\r\\n`;\n response += `Call-ID: ${this.call_id}\\r\\n`;\n response += `CSeq: ${this.cseq} ${this.method}\\r\\n`;\n for (const header of extraHeaders) {\n response += `${header.trim()}\\r\\n`;\n }\n // Supported.\n switch (this.method) {\n case JsSIP_C.INVITE: {\n if (this.ua.configuration.session_timers) {\n supported.push('timer');\n }\n if (this.ua.contact.pub_gruu || this.ua.contact.temp_gruu) {\n supported.push('gruu');\n }\n supported.push('ice', 'replaces');\n break;\n }\n case JsSIP_C.UPDATE: {\n if (this.ua.configuration.session_timers) {\n supported.push('timer');\n }\n if (body) {\n supported.push('ice');\n }\n supported.push('replaces');\n }\n }\n supported.push('outbound');\n // Allow and Accept.\n if (this.method === JsSIP_C.OPTIONS) {\n response += `Allow: ${JsSIP_C.ALLOWED_METHODS}\\r\\n`;\n response += `Accept: ${JsSIP_C.ACCEPTED_BODY_TYPES}\\r\\n`;\n }\n else if (code === 405) {\n response += `Allow: ${JsSIP_C.ALLOWED_METHODS}\\r\\n`;\n }\n else if (code === 415) {\n response += `Accept: ${JsSIP_C.ACCEPTED_BODY_TYPES}\\r\\n`;\n }\n response += `Supported: ${supported}\\r\\n`;\n if (body) {\n const length = Utils.str_utf8_length(body);\n response += 'Content-Type: application/sdp\\r\\n';\n response += `Content-Length: ${length}\\r\\n\\r\\n`;\n response += body;\n }\n else {\n response += `Content-Length: ${0}\\r\\n\\r\\n`;\n }\n this.server_transaction.receiveResponse(code, response, onSuccess, onFailure);\n }\n /**\n * Stateless reply.\n * -param {Number} code status code\n * -param {String} reason reason phrase\n */\n reply_sl(code = null, reason = null) {\n const vias = this.getHeaders('via');\n // Validate code and reason values.\n if (!code || code < 100 || code > 699) {\n throw new TypeError(`Invalid status_code: ${code}`);\n }\n else if (reason &&\n typeof reason !== 'string' &&\n !(reason instanceof String)) {\n throw new TypeError(`Invalid reason_phrase: ${reason}`);\n }\n reason = reason || JsSIP_C.REASON_PHRASE[code] || '';\n let response = `SIP/2.0 ${code} ${reason}\\r\\n`;\n for (const via of vias) {\n response += `Via: ${via}\\r\\n`;\n }\n let to = this.getHeader('To');\n if (!this.to_tag && code > 100) {\n to += `;tag=${Utils.newTag()}`;\n }\n else if (this.to_tag && !this.s('to').hasParam('tag')) {\n to += `;tag=${this.to_tag}`;\n }\n response += `To: ${to}\\r\\n`;\n response += `From: ${this.getHeader('From')}\\r\\n`;\n response += `Call-ID: ${this.call_id}\\r\\n`;\n response += `CSeq: ${this.cseq} ${this.method}\\r\\n`;\n if (this.ua.configuration.extra_headers) {\n for (const header of this.ua.configuration.extra_headers) {\n response += `${header.trim()}\\r\\n`;\n }\n }\n response += `Content-Length: ${0}\\r\\n\\r\\n`;\n this.transport.send(response);\n }\n}\nclass IncomingResponse extends IncomingMessage {\n constructor() {\n super();\n this.headers = {};\n this.status_code = null;\n this.reason_phrase = null;\n }\n}\nmodule.exports = {\n OutgoingRequest,\n InitialOutgoingInviteRequest,\n IncomingRequest,\n IncomingResponse,\n};\n", "\"use strict\";\nconst Logger = require('./Logger');\nconst Utils = require('./Utils');\nconst logger = new Logger('DigestAuthentication');\nmodule.exports = class DigestAuthentication {\n constructor(credentials) {\n this._credentials = credentials;\n this._cnonce = null;\n this._nc = 0;\n this._ncHex = '00000000';\n this._algorithm = null;\n this._realm = null;\n this._nonce = null;\n this._opaque = null;\n this._stale = null;\n this._qop = null;\n this._method = null;\n this._uri = null;\n this._ha1 = null;\n this._response = null;\n }\n get(parameter) {\n switch (parameter) {\n case 'realm': {\n return this._realm;\n }\n case 'ha1': {\n return this._ha1;\n }\n default: {\n logger.warn('get() | cannot get \"%s\" parameter', parameter);\n return undefined;\n }\n }\n }\n /**\n * Performs Digest authentication given a SIP request and the challenge\n * received in a response to that request.\n * Returns true if auth was successfully generated, false otherwise.\n */\n authenticate({ method, ruri, body }, challenge, cnonce = null /* test interface */) {\n this._algorithm = challenge.algorithm;\n this._realm = challenge.realm;\n this._nonce = challenge.nonce;\n this._opaque = challenge.opaque;\n this._stale = challenge.stale;\n if (this._algorithm) {\n if (this._algorithm !== 'MD5') {\n logger.warn('authenticate() | challenge with Digest algorithm different than \"MD5\", authentication aborted');\n return false;\n }\n }\n else {\n this._algorithm = 'MD5';\n }\n if (!this._nonce) {\n logger.warn('authenticate() | challenge without Digest nonce, authentication aborted');\n return false;\n }\n if (!this._realm) {\n logger.warn('authenticate() | challenge without Digest realm, authentication aborted');\n return false;\n }\n // If no plain SIP password is provided.\n if (!this._credentials.password) {\n // If ha1 is not provided we cannot authenticate.\n if (!this._credentials.ha1) {\n logger.warn('authenticate() | no plain SIP password nor ha1 provided, authentication aborted');\n return false;\n }\n // If the realm does not match the stored realm we cannot authenticate.\n if (this._credentials.realm !== this._realm) {\n logger.warn('authenticate() | no plain SIP password, and stored `realm` does not match the given `realm`, cannot authenticate [stored:\"%s\", given:\"%s\"]', this._credentials.realm, this._realm);\n return false;\n }\n }\n // 'qop' can contain a list of values (Array). Let's choose just one.\n if (challenge.qop) {\n if (challenge.qop.indexOf('auth-int') > -1) {\n this._qop = 'auth-int';\n }\n else if (challenge.qop.indexOf('auth') > -1) {\n this._qop = 'auth';\n }\n else {\n // Otherwise 'qop' is present but does not contain 'auth' or 'auth-int', so abort here.\n logger.warn('authenticate() | challenge without Digest qop different than \"auth\" or \"auth-int\", authentication aborted');\n return false;\n }\n }\n else {\n this._qop = null;\n }\n // Fill other attributes.\n this._method = method;\n this._uri = ruri;\n this._cnonce = cnonce || Utils.createRandomToken(12);\n this._nc += 1;\n const hex = Number(this._nc).toString(16);\n this._ncHex = '00000000'.substr(0, 8 - hex.length) + hex;\n // Nc-value = 8LHEX. Max value = 'FFFFFFFF'.\n if (this._nc === 4294967296) {\n this._nc = 1;\n this._ncHex = '00000001';\n }\n // Calculate the Digest \"response\" value.\n // If we have plain SIP password then regenerate ha1.\n if (this._credentials.password) {\n // HA1 = MD5(A1) = MD5(username:realm:password).\n this._ha1 = Utils.calculateMD5(`${this._credentials.username}:${this._realm}:${this._credentials.password}`);\n }\n // Otherwise reuse the stored ha1.\n else {\n this._ha1 = this._credentials.ha1;\n }\n let a2;\n let ha2;\n if (this._qop === 'auth') {\n // HA2 = MD5(A2) = MD5(method:digestURI).\n a2 = `${this._method}:${this._uri}`;\n ha2 = Utils.calculateMD5(a2);\n logger.debug('authenticate() | using qop=auth [a2:\"%s\"]', a2);\n // Response = MD5(HA1:nonce:nonceCount:credentialsNonce:qop:HA2).\n this._response = Utils.calculateMD5(`${this._ha1}:${this._nonce}:${this._ncHex}:${this._cnonce}:auth:${ha2}`);\n }\n else if (this._qop === 'auth-int') {\n // HA2 = MD5(A2) = MD5(method:digestURI:MD5(entityBody)).\n a2 = `${this._method}:${this._uri}:${Utils.calculateMD5(body ? body : '')}`;\n ha2 = Utils.calculateMD5(a2);\n logger.debug('authenticate() | using qop=auth-int [a2:\"%s\"]', a2);\n // Response = MD5(HA1:nonce:nonceCount:credentialsNonce:qop:HA2).\n this._response = Utils.calculateMD5(`${this._ha1}:${this._nonce}:${this._ncHex}:${this._cnonce}:auth-int:${ha2}`);\n }\n else if (this._qop === null) {\n // HA2 = MD5(A2) = MD5(method:digestURI).\n a2 = `${this._method}:${this._uri}`;\n ha2 = Utils.calculateMD5(a2);\n logger.debug('authenticate() | using qop=null [a2:\"%s\"]', a2);\n // Response = MD5(HA1:nonce:HA2).\n this._response = Utils.calculateMD5(`${this._ha1}:${this._nonce}:${ha2}`);\n }\n logger.debug('authenticate() | response generated');\n return true;\n }\n /**\n * Return the Proxy-Authorization or WWW-Authorization header value.\n */\n toString() {\n const auth_params = [];\n if (!this._response) {\n throw new Error('response field does not exist, cannot generate Authorization header');\n }\n auth_params.push(`algorithm=${this._algorithm}`);\n auth_params.push(`username=\"${this._credentials.username}\"`);\n auth_params.push(`realm=\"${this._realm}\"`);\n auth_params.push(`nonce=\"${this._nonce}\"`);\n auth_params.push(`uri=\"${this._uri}\"`);\n auth_params.push(`response=\"${this._response}\"`);\n if (this._opaque) {\n auth_params.push(`opaque=\"${this._opaque}\"`);\n }\n if (this._qop) {\n auth_params.push(`qop=${this._qop}`);\n auth_params.push(`cnonce=\"${this._cnonce}\"`);\n auth_params.push(`nc=${this._ncHex}`);\n }\n return `Digest ${auth_params.join(', ')}`;\n }\n};\n", "\"use strict\";\nconst T1 = 500, T2 = 4000, T4 = 5000;\nmodule.exports = {\n T1,\n T2,\n T4,\n TIMER_B: 64 * T1,\n TIMER_D: 0 * T1,\n TIMER_F: 64 * T1,\n TIMER_H: 64 * T1,\n TIMER_I: 0 * T1,\n TIMER_J: 0 * T1,\n TIMER_K: 0 * T4,\n TIMER_L: 64 * T1,\n TIMER_M: 64 * T1,\n PROVISIONAL_RESPONSE_INTERVAL: 60000, // See RFC 3261 Section 13.3.1.1\n};\n", "\"use strict\";\nconst EventEmitter = require('events').EventEmitter;\nconst Logger = require('./Logger');\nconst JsSIP_C = require('./Constants');\nconst SIPMessage = require('./SIPMessage');\nconst Timers = require('./Timers');\nconst loggernict = new Logger('NonInviteClientTransaction');\nconst loggerict = new Logger('InviteClientTransaction');\nconst loggeract = new Logger('AckClientTransaction');\nconst loggernist = new Logger('NonInviteServerTransaction');\nconst loggerist = new Logger('InviteServerTransaction');\nconst C = {\n // Transaction states.\n STATUS_TRYING: 1,\n STATUS_PROCEEDING: 2,\n STATUS_CALLING: 3,\n STATUS_ACCEPTED: 4,\n STATUS_COMPLETED: 5,\n STATUS_TERMINATED: 6,\n STATUS_CONFIRMED: 7,\n // Transaction types.\n NON_INVITE_CLIENT: 'nict',\n NON_INVITE_SERVER: 'nist',\n INVITE_CLIENT: 'ict',\n INVITE_SERVER: 'ist',\n};\nclass NonInviteClientTransaction extends EventEmitter {\n constructor(ua, transport, request, eventHandlers) {\n super();\n this.type = C.NON_INVITE_CLIENT;\n this.id = `z9hG4bK${Math.floor(Math.random() * 10000000)}`;\n this.ua = ua;\n this.transport = transport;\n this.request = request;\n this.eventHandlers = eventHandlers;\n let via = `SIP/2.0/${transport.via_transport}`;\n via += ` ${ua.configuration.via_host};branch=${this.id}`;\n this.request.setHeader('via', via);\n this.ua.newTransaction(this);\n }\n get C() {\n return C;\n }\n stateChanged(state) {\n this.state = state;\n this.emit('stateChanged');\n }\n send() {\n this.stateChanged(C.STATUS_TRYING);\n this.F = setTimeout(() => {\n this.timer_F();\n }, Timers.TIMER_F);\n if (!this.transport.send(this.request)) {\n this.onTransportError();\n }\n }\n onTransportError() {\n loggernict.debug(`transport error occurred, deleting transaction ${this.id}`);\n clearTimeout(this.F);\n clearTimeout(this.K);\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n this.eventHandlers.onTransportError();\n }\n timer_F() {\n loggernict.debug(`Timer F expired for transaction ${this.id}`);\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n this.eventHandlers.onRequestTimeout();\n }\n timer_K() {\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n }\n receiveResponse(response) {\n const status_code = response.status_code;\n if (status_code < 200) {\n switch (this.state) {\n case C.STATUS_TRYING:\n case C.STATUS_PROCEEDING: {\n this.stateChanged(C.STATUS_PROCEEDING);\n this.eventHandlers.onReceiveResponse(response);\n break;\n }\n }\n }\n else {\n switch (this.state) {\n case C.STATUS_TRYING:\n case C.STATUS_PROCEEDING: {\n this.stateChanged(C.STATUS_COMPLETED);\n clearTimeout(this.F);\n if (status_code === 408) {\n this.eventHandlers.onRequestTimeout();\n }\n else {\n this.eventHandlers.onReceiveResponse(response);\n }\n this.K = setTimeout(() => {\n this.timer_K();\n }, Timers.TIMER_K);\n break;\n }\n case C.STATUS_COMPLETED: {\n break;\n }\n }\n }\n }\n}\nclass InviteClientTransaction extends EventEmitter {\n constructor(ua, transport, request, eventHandlers) {\n super();\n this.type = C.INVITE_CLIENT;\n this.id = `z9hG4bK${Math.floor(Math.random() * 10000000)}`;\n this.ua = ua;\n this.transport = transport;\n this.request = request;\n this.eventHandlers = eventHandlers;\n request.transaction = this;\n let via = `SIP/2.0/${transport.via_transport}`;\n via += ` ${ua.configuration.via_host};branch=${this.id}`;\n this.request.setHeader('via', via);\n this.ua.newTransaction(this);\n }\n get C() {\n return C;\n }\n stateChanged(state) {\n this.state = state;\n this.emit('stateChanged');\n }\n send() {\n this.stateChanged(C.STATUS_CALLING);\n this.B = setTimeout(() => {\n this.timer_B();\n }, Timers.TIMER_B);\n if (!this.transport.send(this.request)) {\n this.onTransportError();\n }\n }\n onTransportError() {\n clearTimeout(this.B);\n clearTimeout(this.D);\n clearTimeout(this.M);\n if (this.state !== C.STATUS_ACCEPTED) {\n loggerict.debug(`transport error occurred, deleting transaction ${this.id}`);\n this.eventHandlers.onTransportError();\n }\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n }\n // RFC 6026 7.2.\n timer_M() {\n loggerict.debug(`Timer M expired for transaction ${this.id}`);\n if (this.state === C.STATUS_ACCEPTED) {\n clearTimeout(this.B);\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n }\n }\n // RFC 3261 17.1.1.\n timer_B() {\n loggerict.debug(`Timer B expired for transaction ${this.id}`);\n if (this.state === C.STATUS_CALLING) {\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n this.eventHandlers.onRequestTimeout();\n }\n }\n timer_D() {\n loggerict.debug(`Timer D expired for transaction ${this.id}`);\n clearTimeout(this.B);\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n }\n sendACK(response) {\n const ack = new SIPMessage.OutgoingRequest(JsSIP_C.ACK, this.request.ruri, this.ua, {\n route_set: this.request.getHeaders('route'),\n call_id: this.request.getHeader('call-id'),\n cseq: this.request.cseq,\n });\n ack.setHeader('from', this.request.getHeader('from'));\n ack.setHeader('via', this.request.getHeader('via'));\n ack.setHeader('to', response.getHeader('to'));\n this.D = setTimeout(() => {\n this.timer_D();\n }, Timers.TIMER_D);\n this.transport.send(ack);\n }\n cancel(reason) {\n // Send only if a provisional response (>100) has been received.\n if (this.state !== C.STATUS_PROCEEDING) {\n return;\n }\n const cancel = new SIPMessage.OutgoingRequest(JsSIP_C.CANCEL, this.request.ruri, this.ua, {\n route_set: this.request.getHeaders('route'),\n call_id: this.request.getHeader('call-id'),\n cseq: this.request.cseq,\n });\n cancel.setHeader('from', this.request.getHeader('from'));\n cancel.setHeader('via', this.request.getHeader('via'));\n cancel.setHeader('to', this.request.getHeader('to'));\n if (reason) {\n cancel.setHeader('reason', reason);\n }\n this.transport.send(cancel);\n }\n receiveResponse(response) {\n const status_code = response.status_code;\n if (status_code >= 100 && status_code <= 199) {\n switch (this.state) {\n case C.STATUS_CALLING: {\n this.stateChanged(C.STATUS_PROCEEDING);\n this.eventHandlers.onReceiveResponse(response);\n break;\n }\n case C.STATUS_PROCEEDING: {\n this.eventHandlers.onReceiveResponse(response);\n break;\n }\n }\n }\n else if (status_code >= 200 && status_code <= 299) {\n switch (this.state) {\n case C.STATUS_CALLING:\n case C.STATUS_PROCEEDING: {\n this.stateChanged(C.STATUS_ACCEPTED);\n this.M = setTimeout(() => {\n this.timer_M();\n }, Timers.TIMER_M);\n this.eventHandlers.onReceiveResponse(response);\n break;\n }\n case C.STATUS_ACCEPTED: {\n this.eventHandlers.onReceiveResponse(response);\n break;\n }\n }\n }\n else if (status_code >= 300 && status_code <= 699) {\n switch (this.state) {\n case C.STATUS_CALLING:\n case C.STATUS_PROCEEDING: {\n this.stateChanged(C.STATUS_COMPLETED);\n this.sendACK(response);\n this.eventHandlers.onReceiveResponse(response);\n break;\n }\n case C.STATUS_COMPLETED: {\n this.sendACK(response);\n break;\n }\n }\n }\n }\n}\nclass AckClientTransaction extends EventEmitter {\n constructor(ua, transport, request, eventHandlers) {\n super();\n this.id = `z9hG4bK${Math.floor(Math.random() * 10000000)}`;\n this.transport = transport;\n this.request = request;\n this.eventHandlers = eventHandlers;\n let via = `SIP/2.0/${transport.via_transport}`;\n via += ` ${ua.configuration.via_host};branch=${this.id}`;\n this.request.setHeader('via', via);\n }\n get C() {\n return C;\n }\n send() {\n if (!this.transport.send(this.request)) {\n this.onTransportError();\n }\n }\n onTransportError() {\n loggeract.debug(`transport error occurred for transaction ${this.id}`);\n this.eventHandlers.onTransportError();\n }\n}\nclass NonInviteServerTransaction extends EventEmitter {\n constructor(ua, transport, request) {\n super();\n this.type = C.NON_INVITE_SERVER;\n this.id = request.via_branch;\n this.ua = ua;\n this.transport = transport;\n this.request = request;\n this.last_response = '';\n request.server_transaction = this;\n this.state = C.STATUS_TRYING;\n ua.newTransaction(this);\n }\n get C() {\n return C;\n }\n stateChanged(state) {\n this.state = state;\n this.emit('stateChanged');\n }\n timer_J() {\n loggernist.debug(`Timer J expired for transaction ${this.id}`);\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n }\n onTransportError() {\n if (!this.transportError) {\n this.transportError = true;\n loggernist.debug(`transport error occurred, deleting transaction ${this.id}`);\n clearTimeout(this.J);\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n }\n }\n receiveResponse(status_code, response, onSuccess, onFailure) {\n if (status_code === 100) {\n /* RFC 4320 4.1\n * 'A SIP element MUST NOT\n * send any provisional response with a\n * Status-Code other than 100 to a non-INVITE request.'\n */\n switch (this.state) {\n case C.STATUS_TRYING: {\n this.stateChanged(C.STATUS_PROCEEDING);\n if (!this.transport.send(response)) {\n this.onTransportError();\n }\n break;\n }\n case C.STATUS_PROCEEDING: {\n this.last_response = response;\n if (!this.transport.send(response)) {\n this.onTransportError();\n if (onFailure) {\n onFailure();\n }\n }\n else if (onSuccess) {\n onSuccess();\n }\n break;\n }\n }\n }\n else if (status_code >= 200 && status_code <= 699) {\n switch (this.state) {\n case C.STATUS_TRYING:\n case C.STATUS_PROCEEDING: {\n this.stateChanged(C.STATUS_COMPLETED);\n this.last_response = response;\n this.J = setTimeout(() => {\n this.timer_J();\n }, Timers.TIMER_J);\n if (!this.transport.send(response)) {\n this.onTransportError();\n if (onFailure) {\n onFailure();\n }\n }\n else if (onSuccess) {\n onSuccess();\n }\n break;\n }\n case C.STATUS_COMPLETED: {\n break;\n }\n }\n }\n }\n}\nclass InviteServerTransaction extends EventEmitter {\n constructor(ua, transport, request) {\n super();\n this.type = C.INVITE_SERVER;\n this.id = request.via_branch;\n this.ua = ua;\n this.transport = transport;\n this.request = request;\n this.last_response = '';\n request.server_transaction = this;\n this.state = C.STATUS_PROCEEDING;\n ua.newTransaction(this);\n this.resendProvisionalTimer = null;\n request.reply(100);\n }\n get C() {\n return C;\n }\n stateChanged(state) {\n this.state = state;\n this.emit('stateChanged');\n }\n timer_H() {\n loggerist.debug(`Timer H expired for transaction ${this.id}`);\n if (this.state === C.STATUS_COMPLETED) {\n loggerist.debug('ACK not received, dialog will be terminated');\n }\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n }\n timer_I() {\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n }\n // RFC 6026 7.1.\n timer_L() {\n loggerist.debug(`Timer L expired for transaction ${this.id}`);\n if (this.state === C.STATUS_ACCEPTED) {\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n }\n }\n onTransportError() {\n if (!this.transportError) {\n this.transportError = true;\n loggerist.debug(`transport error occurred, deleting transaction ${this.id}`);\n if (this.resendProvisionalTimer !== null) {\n clearInterval(this.resendProvisionalTimer);\n this.resendProvisionalTimer = null;\n }\n clearTimeout(this.L);\n clearTimeout(this.H);\n clearTimeout(this.I);\n this.stateChanged(C.STATUS_TERMINATED);\n this.ua.destroyTransaction(this);\n }\n }\n resend_provisional() {\n if (!this.transport.send(this.last_response)) {\n this.onTransportError();\n }\n }\n // INVITE Server Transaction RFC 3261 17.2.1.\n receiveResponse(status_code, response, onSuccess, onFailure) {\n if (status_code >= 100 && status_code <= 199) {\n switch (this.state) {\n case C.STATUS_PROCEEDING: {\n if (!this.transport.send(response)) {\n this.onTransportError();\n }\n this.last_response = response;\n break;\n }\n }\n }\n if (status_code > 100 &&\n status_code <= 199 &&\n this.state === C.STATUS_PROCEEDING) {\n // Trigger the resendProvisionalTimer only for the first non 100 provisional response.\n if (this.resendProvisionalTimer === null) {\n this.resendProvisionalTimer = setInterval(() => {\n this.resend_provisional();\n }, Timers.PROVISIONAL_RESPONSE_INTERVAL);\n }\n }\n else if (status_code >= 200 && status_code <= 299) {\n switch (this.state) {\n case C.STATUS_PROCEEDING: {\n this.stateChanged(C.STATUS_ACCEPTED);\n this.last_response = response;\n this.L = setTimeout(() => {\n this.timer_L();\n }, Timers.TIMER_L);\n if (this.resendProvisionalTimer !== null) {\n clearInterval(this.resendProvisionalTimer);\n this.resendProvisionalTimer = null;\n }\n }\n // falls through\n case C.STATUS_ACCEPTED: {\n // Note that this point will be reached for proceeding this.state also.\n if (!this.transport.send(response)) {\n this.onTransportError();\n if (onFailure) {\n onFailure();\n }\n }\n else if (onSuccess) {\n onSuccess();\n }\n break;\n }\n }\n }\n else if (status_code >= 300 && status_code <= 699) {\n switch (this.state) {\n case C.STATUS_PROCEEDING: {\n if (this.resendProvisionalTimer !== null) {\n clearInterval(this.resendProvisionalTimer);\n this.resendProvisionalTimer = null;\n }\n if (!this.transport.send(response)) {\n this.onTransportError();\n if (onFailure) {\n onFailure();\n }\n }\n else {\n this.stateChanged(C.STATUS_COMPLETED);\n this.H = setTimeout(() => {\n this.timer_H();\n }, Timers.TIMER_H);\n if (onSuccess) {\n onSuccess();\n }\n }\n break;\n }\n }\n }\n }\n}\n/**\n * INVITE:\n * _true_ if retransmission\n * _false_ new request\n *\n * ACK:\n * _true_ ACK to non2xx response\n * _false_ ACK must be passed to TU (accepted state)\n * ACK to 2xx response\n *\n * CANCEL:\n * _true_ no matching invite transaction\n * _false_ matching invite transaction and no final response sent\n *\n * OTHER:\n * _true_ retransmission\n * _false_ new request\n */\nfunction checkTransaction({ _transactions }, request) {\n let tr;\n switch (request.method) {\n case JsSIP_C.INVITE: {\n tr = _transactions.ist[request.via_branch];\n if (tr) {\n switch (tr.state) {\n case C.STATUS_PROCEEDING: {\n tr.transport.send(tr.last_response);\n break;\n }\n // RFC 6026 7.1 Invite retransmission.\n // Received while in C.STATUS_ACCEPTED state. Absorb it.\n case C.STATUS_ACCEPTED: {\n break;\n }\n }\n return true;\n }\n break;\n }\n case JsSIP_C.ACK: {\n tr = _transactions.ist[request.via_branch];\n // RFC 6026 7.1.\n if (tr) {\n if (tr.state === C.STATUS_ACCEPTED) {\n return false;\n }\n else if (tr.state === C.STATUS_COMPLETED) {\n tr.state = C.STATUS_CONFIRMED;\n tr.I = setTimeout(() => {\n tr.timer_I();\n }, Timers.TIMER_I);\n return true;\n }\n }\n // ACK to 2XX Response.\n else {\n return false;\n }\n break;\n }\n case JsSIP_C.CANCEL: {\n tr = _transactions.ist[request.via_branch];\n if (tr) {\n request.reply_sl(200);\n if (tr.state === C.STATUS_PROCEEDING) {\n return false;\n }\n else {\n return true;\n }\n }\n else {\n request.reply_sl(481);\n return true;\n }\n }\n default: {\n // Non-INVITE Server Transaction RFC 3261 17.2.2.\n tr = _transactions.nist[request.via_branch];\n if (tr) {\n switch (tr.state) {\n case C.STATUS_TRYING: {\n break;\n }\n case C.STATUS_PROCEEDING:\n case C.STATUS_COMPLETED: {\n tr.transport.send(tr.last_response);\n break;\n }\n }\n return true;\n }\n break;\n }\n }\n}\nmodule.exports = {\n C,\n NonInviteClientTransaction,\n InviteClientTransaction,\n AckClientTransaction,\n NonInviteServerTransaction,\n InviteServerTransaction,\n checkTransaction,\n};\n", "\"use strict\";\nconst Logger = require('./Logger');\nconst JsSIP_C = require('./Constants');\nconst DigestAuthentication = require('./DigestAuthentication');\nconst Transactions = require('./Transactions');\nconst logger = new Logger('RequestSender');\n// Default event handlers.\nconst EventHandlers = {\n onRequestTimeout: () => { },\n onTransportError: () => { },\n onReceiveResponse: () => { },\n onAuthenticated: () => { },\n};\nmodule.exports = class RequestSender {\n constructor(ua, request, eventHandlers) {\n this._ua = ua;\n this._eventHandlers = eventHandlers;\n this._method = request.method;\n this._request = request;\n this._auth = null;\n this._challenged = false;\n this._staled = false;\n // Define the undefined handlers.\n for (const handler in EventHandlers) {\n if (Object.prototype.hasOwnProperty.call(EventHandlers, handler)) {\n if (!this._eventHandlers[handler]) {\n this._eventHandlers[handler] = EventHandlers[handler];\n }\n }\n }\n // If ua is in closing process or even closed just allow sending Bye and ACK.\n if (ua.status === ua.C.STATUS_USER_CLOSED &&\n (this._method !== JsSIP_C.BYE || this._method !== JsSIP_C.ACK)) {\n this._eventHandlers.onTransportError();\n }\n }\n /**\n * Create the client transaction and send the message.\n */\n send() {\n const eventHandlers = {\n onRequestTimeout: () => {\n this._eventHandlers.onRequestTimeout();\n },\n onTransportError: () => {\n this._eventHandlers.onTransportError();\n },\n onReceiveResponse: response => {\n this._receiveResponse(response);\n },\n };\n switch (this._method) {\n case 'INVITE': {\n this.clientTransaction = new Transactions.InviteClientTransaction(this._ua, this._ua.transport, this._request, eventHandlers);\n break;\n }\n case 'ACK': {\n this.clientTransaction = new Transactions.AckClientTransaction(this._ua, this._ua.transport, this._request, eventHandlers);\n break;\n }\n default: {\n this.clientTransaction = new Transactions.NonInviteClientTransaction(this._ua, this._ua.transport, this._request, eventHandlers);\n }\n }\n // If authorization JWT is present, use it.\n if (this._ua._configuration.authorization_jwt) {\n this._request.setHeader('Authorization', this._ua._configuration.authorization_jwt);\n }\n this.clientTransaction.send();\n }\n /**\n * Called from client transaction when receiving a correct response to the request.\n * Authenticate request if needed or pass the response back to the applicant.\n */\n _receiveResponse(response) {\n let challenge;\n let authorization_header_name;\n const status_code = response.status_code;\n /*\n * Authentication\n * Authenticate once. _challenged_ flag used to avoid infinite authentications.\n */\n if ((status_code === 401 || status_code === 407) &&\n (this._ua.configuration.password !== null ||\n this._ua.configuration.ha1 !== null)) {\n // Get and parse the appropriate WWW-Authenticate or Proxy-Authenticate header.\n if (response.status_code === 401) {\n challenge = response.parseHeader('www-authenticate');\n authorization_header_name = 'authorization';\n }\n else {\n challenge = response.parseHeader('proxy-authenticate');\n authorization_header_name = 'proxy-authorization';\n }\n // Verify it seems a valid challenge.\n if (!challenge) {\n logger.debug(`${response.status_code} with wrong or missing challenge, cannot authenticate`);\n this._eventHandlers.onReceiveResponse(response);\n return;\n }\n if (!this._challenged || (!this._staled && challenge.stale === true)) {\n if (!this._auth) {\n this._auth = new DigestAuthentication({\n username: this._ua.configuration.authorization_user,\n password: this._ua.configuration.password,\n realm: this._ua.configuration.realm,\n ha1: this._ua.configuration.ha1,\n });\n }\n // Verify that the challenge is really valid.\n if (!this._auth.authenticate(this._request, challenge)) {\n this._eventHandlers.onReceiveResponse(response);\n return;\n }\n this._challenged = true;\n // Update ha1 and realm in the UA.\n this._ua.set('realm', this._auth.get('realm'));\n this._ua.set('ha1', this._auth.get('ha1'));\n if (challenge.stale) {\n this._staled = true;\n }\n this._request = this._request.clone();\n this._request.cseq += 1;\n this._request.setHeader('cseq', `${this._request.cseq} ${this._method}`);\n this._request.setHeader(authorization_header_name, this._auth.toString());\n this._eventHandlers.onAuthenticated(this._request);\n this.send();\n }\n else {\n this._eventHandlers.onReceiveResponse(response);\n }\n }\n else {\n this._eventHandlers.onReceiveResponse(response);\n }\n }\n};\n", "\"use strict\";\nconst Logger = require('./Logger');\nconst Utils = require('./Utils');\nconst JsSIP_C = require('./Constants');\nconst SIPMessage = require('./SIPMessage');\nconst RequestSender = require('./RequestSender');\nconst logger = new Logger('Registrator');\nconst MIN_REGISTER_EXPIRES = 10; // In seconds.\nmodule.exports = class Registrator {\n constructor(ua, transport) {\n // Force reg_id to 1.\n this._reg_id = 1;\n this._ua = ua;\n this._transport = transport;\n this._registrar = ua.configuration.registrar_server;\n this._expires = ua.configuration.register_expires;\n // Call-ID and CSeq values RFC3261 10.2.\n this._call_id = Utils.createRandomToken(22);\n this._cseq = 0;\n this._to_uri = ua.configuration.uri;\n this._registrationTimer = null;\n // Ongoing Register request.\n this._registering = false;\n // Set status.\n this._registered = false;\n // Contact header.\n this._contact = this._ua.contact.toString();\n // Sip.ice media feature tag (RFC 5768).\n this._contact += ';+sip.ice';\n // Custom headers for REGISTER and un-REGISTER.\n this._extraHeaders = [];\n // Custom Contact header params for REGISTER and un-REGISTER.\n this._extraContactParams = '';\n // Contents of the sip.instance Contact header parameter.\n this._sipInstance = `\"\"`;\n this._contact += `;reg-id=${this._reg_id}`;\n this._contact += `;+sip.instance=${this._sipInstance}`;\n }\n get registered() {\n return this._registered;\n }\n setExtraHeaders(extraHeaders) {\n if (!Array.isArray(extraHeaders)) {\n extraHeaders = [];\n }\n this._extraHeaders = extraHeaders.slice();\n }\n setExtraContactParams(extraContactParams) {\n if (!(extraContactParams instanceof Object)) {\n extraContactParams = {};\n }\n // Reset it.\n this._extraContactParams = '';\n for (const param_key in extraContactParams) {\n if (Object.prototype.hasOwnProperty.call(extraContactParams, param_key)) {\n const param_value = extraContactParams[param_key];\n this._extraContactParams += `;${param_key}`;\n if (param_value) {\n this._extraContactParams += `=${param_value}`;\n }\n }\n }\n }\n register() {\n if (this._registering) {\n logger.debug('Register request in progress...');\n return;\n }\n const extraHeaders = Utils.cloneArray(this._extraHeaders);\n let contactValue;\n if (this._expires) {\n contactValue = `${this._contact};expires=${this._expires}${this._extraContactParams}`;\n extraHeaders.push(`Expires: ${this._expires}`);\n }\n else {\n contactValue = `${this._contact}${this._extraContactParams}`;\n }\n extraHeaders.push(`Contact: ${contactValue}`);\n let fromTag = Utils.newTag();\n if (this._ua.configuration.register_from_tag_trail) {\n if (typeof this._ua.configuration.register_from_tag_trail === 'function') {\n fromTag += this._ua.configuration.register_from_tag_trail();\n }\n else {\n fromTag += this._ua.configuration.register_from_tag_trail;\n }\n }\n const request = new SIPMessage.OutgoingRequest(JsSIP_C.REGISTER, this._registrar, this._ua, {\n to_uri: this._to_uri,\n call_id: this._call_id,\n cseq: (this._cseq += 1),\n from_tag: fromTag,\n }, extraHeaders);\n const request_sender = new RequestSender(this._ua, request, {\n onRequestTimeout: () => {\n this._registrationFailure(null, JsSIP_C.causes.REQUEST_TIMEOUT);\n },\n onTransportError: () => {\n this._registrationFailure(null, JsSIP_C.causes.CONNECTION_ERROR);\n },\n // Increase the CSeq on authentication.\n onAuthenticated: () => {\n this._cseq += 1;\n },\n onReceiveResponse: response => {\n // Discard responses to older REGISTER/un-REGISTER requests.\n if (response.cseq !== this._cseq) {\n return;\n }\n // Clear registration timer.\n if (this._registrationTimer !== null) {\n clearTimeout(this._registrationTimer);\n this._registrationTimer = null;\n }\n switch (true) {\n case /^1[0-9]{2}$/.test(response.status_code): {\n // Ignore provisional responses.\n break;\n }\n case /^2[0-9]{2}$/.test(response.status_code): {\n this._registering = false;\n if (!response.hasHeader('Contact')) {\n logger.debug('no Contact header in response to REGISTER, response ignored');\n break;\n }\n const contacts = response.headers['Contact'].reduce((a, b) => a.concat(b.parsed), []);\n // Get the Contact pointing to us and update the expires value accordingly.\n // Try to find a matching Contact using sip.instance and reg-id.\n let contact = contacts.find(element => this._sipInstance === element.getParam('+sip.instance') &&\n this._reg_id === parseInt(element.getParam('reg-id')));\n // If no match was found using the sip.instance try comparing the URIs.\n if (!contact) {\n contact = contacts.find(element => element.uri.user === this._ua.contact.uri.user);\n }\n if (!contact) {\n logger.debug('no Contact header pointing to us, response ignored');\n break;\n }\n let expires = contact.getParam('expires');\n if (!expires && response.hasHeader('expires')) {\n expires = response.getHeader('expires');\n }\n if (!expires) {\n expires = this._expires;\n }\n expires = Number(expires);\n if (expires < MIN_REGISTER_EXPIRES) {\n expires = MIN_REGISTER_EXPIRES;\n }\n const timeout = expires > 64\n ? (expires * 1000) / 2 +\n Math.floor((expires / 2 - 32) * 1000 * Math.random())\n : expires * 1000 - 5000;\n // Re-Register or emit an event before the expiration interval has elapsed.\n // For that, decrease the expires value. ie: 3 seconds.\n this._registrationTimer = setTimeout(() => {\n this._registrationTimer = null;\n // If there are no listeners for registrationExpiring, renew registration.\n // If there are listeners, let the function listening do the register call.\n if (this._ua.listeners('registrationExpiring').length === 0) {\n this.register();\n }\n else {\n this._ua.emit('registrationExpiring');\n }\n }, timeout);\n // Save gruu values.\n if (contact.hasParam('temp-gruu')) {\n this._ua.contact.temp_gruu = contact\n .getParam('temp-gruu')\n .replace(/\"/g, '');\n }\n if (contact.hasParam('pub-gruu')) {\n this._ua.contact.pub_gruu = contact\n .getParam('pub-gruu')\n .replace(/\"/g, '');\n }\n if (!this._registered) {\n this._registered = true;\n this._ua.registered({ response });\n }\n break;\n }\n // Interval too brief RFC3261 10.2.8.\n case /^423$/.test(response.status_code): {\n if (response.hasHeader('min-expires')) {\n // Increase our registration interval to the suggested minimum.\n this._expires = Number(response.getHeader('min-expires'));\n if (this._expires < MIN_REGISTER_EXPIRES) {\n this._expires = MIN_REGISTER_EXPIRES;\n }\n // Assure register re-try with new expire.\n this._registering = false;\n // Attempt the registration again immediately.\n this.register();\n }\n else {\n // This response MUST contain a Min-Expires header field.\n logger.debug('423 response received for REGISTER without Min-Expires');\n this._registrationFailure(response, JsSIP_C.causes.SIP_FAILURE_CODE);\n }\n break;\n }\n default: {\n const cause = Utils.sipErrorCause(response.status_code);\n this._registrationFailure(response, cause);\n }\n }\n },\n });\n this._registering = true;\n request_sender.send();\n }\n unregister(options = {}) {\n if (!this._registered) {\n logger.debug('already unregistered');\n return;\n }\n this._registered = false;\n // Clear the registration timer.\n if (this._registrationTimer !== null) {\n clearTimeout(this._registrationTimer);\n this._registrationTimer = null;\n }\n const extraHeaders = Utils.cloneArray(this._extraHeaders);\n if (options.all) {\n extraHeaders.push(`Contact: *${this._extraContactParams}`);\n }\n else {\n extraHeaders.push(`Contact: ${this._contact};expires=0${this._extraContactParams}`);\n }\n extraHeaders.push('Expires: 0');\n const request = new SIPMessage.OutgoingRequest(JsSIP_C.REGISTER, this._registrar, this._ua, {\n to_uri: this._to_uri,\n call_id: this._call_id,\n cseq: (this._cseq += 1),\n }, extraHeaders);\n const request_sender = new RequestSender(this._ua, request, {\n onRequestTimeout: () => {\n this._unregistered(null, JsSIP_C.causes.REQUEST_TIMEOUT);\n },\n onTransportError: () => {\n this._unregistered(null, JsSIP_C.causes.CONNECTION_ERROR);\n },\n // Increase the CSeq on authentication.\n onAuthenticated: () => {\n this._cseq += 1;\n },\n onReceiveResponse: response => {\n switch (true) {\n case /^1[0-9]{2}$/.test(response.status_code): {\n // Ignore provisional responses.\n break;\n }\n case /^2[0-9]{2}$/.test(response.status_code): {\n this._unregistered(response);\n break;\n }\n default: {\n const cause = Utils.sipErrorCause(response.status_code);\n this._unregistered(response, cause);\n }\n }\n },\n });\n request_sender.send();\n }\n close() {\n if (this._registered) {\n this.unregister();\n }\n }\n onTransportClosed() {\n this._registering = false;\n if (this._registrationTimer !== null) {\n clearTimeout(this._registrationTimer);\n this._registrationTimer = null;\n }\n if (this._registered) {\n this._registered = false;\n this._ua.unregistered({});\n }\n }\n _registrationFailure(response, cause) {\n this._registering = false;\n this._ua.registrationFailed({\n response: response || null,\n cause,\n });\n if (this._registered) {\n this._registered = false;\n this._ua.unregistered({\n response: response || null,\n cause,\n });\n }\n }\n _unregistered(response, cause) {\n this._registering = false;\n this._registered = false;\n this._ua.unregistered({\n response: response || null,\n cause: cause || null,\n });\n }\n};\n", "\"use strict\";\nconst JsSIP_C = require('../Constants');\nconst Transactions = require('../Transactions');\nconst RequestSender = require('../RequestSender');\n// Default event handlers.\nconst EventHandlers = {\n onRequestTimeout: () => { },\n onTransportError: () => { },\n onSuccessResponse: () => { },\n onErrorResponse: () => { },\n onAuthenticated: () => { },\n onDialogError: () => { },\n};\nmodule.exports = class DialogRequestSender {\n constructor(dialog, request, eventHandlers) {\n this._dialog = dialog;\n this._ua = dialog._ua;\n this._request = request;\n this._eventHandlers = eventHandlers;\n // RFC3261 14.1 Modifying an Existing Session. UAC Behavior.\n this._reattempt = false;\n this._reattemptTimer = null;\n // Define the undefined handlers.\n for (const handler in EventHandlers) {\n if (Object.prototype.hasOwnProperty.call(EventHandlers, handler)) {\n if (!this._eventHandlers[handler]) {\n this._eventHandlers[handler] = EventHandlers[handler];\n }\n }\n }\n }\n get request() {\n return this._request;\n }\n send() {\n const request_sender = new RequestSender(this._ua, this._request, {\n onRequestTimeout: () => {\n this._eventHandlers.onRequestTimeout();\n },\n onTransportError: () => {\n this._eventHandlers.onTransportError();\n },\n onAuthenticated: request => {\n this._eventHandlers.onAuthenticated(request);\n },\n onReceiveResponse: response => {\n this._receiveResponse(response);\n },\n });\n request_sender.send();\n // RFC3261 14.2 Modifying an Existing Session -UAC BEHAVIOR-.\n if ((this._request.method === JsSIP_C.INVITE ||\n (this._request.method === JsSIP_C.UPDATE && this._request.body)) &&\n request_sender.clientTransaction.state !==\n Transactions.C.STATUS_TERMINATED) {\n this._dialog.uac_pending_reply = true;\n const stateChanged = () => {\n if (request_sender.clientTransaction.state ===\n Transactions.C.STATUS_ACCEPTED ||\n request_sender.clientTransaction.state ===\n Transactions.C.STATUS_COMPLETED ||\n request_sender.clientTransaction.state ===\n Transactions.C.STATUS_TERMINATED) {\n request_sender.clientTransaction.removeListener('stateChanged', stateChanged);\n this._dialog.uac_pending_reply = false;\n }\n };\n request_sender.clientTransaction.on('stateChanged', stateChanged);\n }\n }\n _receiveResponse(response) {\n // RFC3261 12.2.1.2 408 or 481 is received for a request within a dialog.\n if (response.status_code === 408 || response.status_code === 481) {\n this._eventHandlers.onDialogError(response);\n }\n else if (response.method === JsSIP_C.INVITE &&\n response.status_code === 491) {\n if (this._reattempt) {\n this._eventHandlers.onErrorResponse(response);\n }\n else {\n this._request.cseq = this._dialog.local_seqnum += 1;\n this._reattemptTimer = setTimeout(() => {\n if (!this._dialog.isTerminated()) {\n this._reattempt = true;\n this.send();\n }\n }, 1000);\n }\n }\n else if (response.status_code >= 200 && response.status_code < 300) {\n this._eventHandlers.onSuccessResponse(response);\n }\n else if (response.status_code >= 300) {\n this._eventHandlers.onErrorResponse(response);\n }\n }\n};\n", "\"use strict\";\nconst Logger = require('./Logger');\nconst SIPMessage = require('./SIPMessage');\nconst JsSIP_C = require('./Constants');\nconst Transactions = require('./Transactions');\nconst Dialog_RequestSender = require('./Dialog/RequestSender');\nconst Utils = require('./Utils');\nconst logger = new Logger('Dialog');\nconst C = {\n // Dialog states.\n STATUS_EARLY: 1,\n STATUS_CONFIRMED: 2,\n STATUS_TERMINATED: 3,\n};\n// RFC 3261 12.1.\nmodule.exports = class Dialog {\n // Expose C object.\n static get C() {\n return C;\n }\n constructor(owner, message, type, state = C.STATUS_CONFIRMED) {\n this._owner = owner;\n this._ua = owner._ua;\n this._uac_pending_reply = false;\n this._uas_pending_reply = false;\n if (!message.hasHeader('contact')) {\n return {\n error: 'unable to create a Dialog without Contact header field',\n };\n }\n if (message instanceof SIPMessage.IncomingResponse) {\n state = message.status_code < 200 ? C.STATUS_EARLY : C.STATUS_CONFIRMED;\n }\n const contact = message.parseHeader('contact');\n // RFC 3261 12.1.1.\n if (type === 'UAS') {\n this._id = {\n call_id: message.call_id,\n local_tag: message.to_tag,\n remote_tag: message.from_tag,\n toString() {\n return this.call_id + this.local_tag + this.remote_tag;\n },\n };\n this._state = state;\n this._remote_seqnum = message.cseq;\n this._local_uri = message.parseHeader('to').uri;\n this._remote_uri = message.parseHeader('from').uri;\n this._remote_target = contact.uri;\n this._route_set = message.getHeaders('record-route');\n this._incoming_ack_seqnum = message.cseq;\n this._outgoing_ack_seqnum = null;\n }\n // RFC 3261 12.1.2.\n else if (type === 'UAC') {\n this._id = {\n call_id: message.call_id,\n local_tag: message.from_tag,\n remote_tag: message.to_tag,\n toString() {\n return this.call_id + this.local_tag + this.remote_tag;\n },\n };\n this._state = state;\n this._local_seqnum = message.cseq;\n this._local_uri = message.parseHeader('from').uri;\n this._remote_uri = message.parseHeader('to').uri;\n this._remote_target = contact.uri;\n this._route_set = message.getHeaders('record-route').reverse();\n this._incoming_ack_seqnum = null;\n this._outgoing_ack_seqnum = this._local_seqnum;\n }\n this._ua.newDialog(this);\n logger.debug(`new ${type} dialog created with status ${this._state === C.STATUS_EARLY ? 'EARLY' : 'CONFIRMED'}`);\n }\n get id() {\n return this._id;\n }\n get local_seqnum() {\n return this._local_seqnum;\n }\n set local_seqnum(num) {\n this._local_seqnum = num;\n }\n get owner() {\n return this._owner;\n }\n get uac_pending_reply() {\n return this._uac_pending_reply;\n }\n set uac_pending_reply(pending) {\n this._uac_pending_reply = pending;\n }\n get uas_pending_reply() {\n return this._uas_pending_reply;\n }\n isTerminated() {\n return this._status === C.STATUS_TERMINATED;\n }\n update(message, type) {\n this._state = C.STATUS_CONFIRMED;\n logger.debug(`dialog ${this._id.toString()} changed to CONFIRMED state`);\n if (type === 'UAC') {\n // RFC 3261 13.2.2.4.\n this._route_set = message.getHeaders('record-route').reverse();\n }\n }\n terminate() {\n logger.debug(`dialog ${this._id.toString()} deleted`);\n this._ua.destroyDialog(this);\n this._state = C.STATUS_TERMINATED;\n }\n sendRequest(method, options = {}) {\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const eventHandlers = Utils.cloneObject(options.eventHandlers);\n const body = options.body || null;\n const request = this._createRequest(method, extraHeaders, body);\n // Some usages may need to know about authentication.\n const onAuthenticated = eventHandlers.onAuthenticated || (() => { });\n // Increase the local CSeq on authentication.\n eventHandlers.onAuthenticated = _request => {\n this._local_seqnum += 1;\n // In case of re-INVITE store outgoing ack_seqnum for its CANCEL or ACK.\n if (request.method === JsSIP_C.INVITE) {\n this._outgoing_ack_seqnum = this._local_seqnum;\n }\n onAuthenticated(_request);\n };\n const request_sender = new Dialog_RequestSender(this, request, eventHandlers);\n request_sender.send();\n // Return the instance of OutgoingRequest.\n return request;\n }\n receiveRequest(request) {\n // Check in-dialog request.\n if (!this._checkInDialogRequest(request)) {\n return;\n }\n // ACK received. Cleanup this._ack_seqnum.\n if (request.method === JsSIP_C.ACK && this._incoming_ack_seqnum !== null) {\n this._incoming_ack_seqnum = null;\n }\n // INVITE received. Set this._ack_seqnum.\n else if (request.method === JsSIP_C.INVITE) {\n this._incoming_ack_seqnum = request.cseq;\n }\n this._owner.receiveRequest(request);\n }\n // RFC 3261 12.2.1.1.\n _createRequest(method, extraHeaders, body) {\n extraHeaders = Utils.cloneArray(extraHeaders);\n if (!this._local_seqnum) {\n this._local_seqnum = Math.floor(Math.random() * 10000);\n }\n // CANCEL and ACK must use the same sequence number as the INVITE.\n const cseq = method === JsSIP_C.CANCEL || method === JsSIP_C.ACK\n ? this._outgoing_ack_seqnum\n : (this._local_seqnum += 1);\n // In case of re-INVITE store ack_seqnum for future CANCEL or ACK.\n if (method === JsSIP_C.INVITE) {\n this._outgoing_ack_seqnum = cseq;\n }\n const request = new SIPMessage.OutgoingRequest(method, this._remote_target, this._ua, {\n cseq: cseq,\n call_id: this._id.call_id,\n from_uri: this._local_uri,\n from_tag: this._id.local_tag,\n to_uri: this._remote_uri,\n to_tag: this._id.remote_tag,\n route_set: this._route_set,\n }, extraHeaders, body);\n return request;\n }\n // RFC 3261 12.2.2.\n _checkInDialogRequest(request) {\n if (!this._remote_seqnum) {\n this._remote_seqnum = request.cseq;\n }\n else if (request.cseq < this._remote_seqnum) {\n if (request.method === JsSIP_C.ACK) {\n // We are not expecting any ACK with lower seqnum than the current one.\n // Or this is not the ACK we are waiting for.\n if (this._incoming_ack_seqnum === null ||\n request.cseq !== this._incoming_ack_seqnum) {\n return false;\n }\n }\n else {\n request.reply(500);\n return false;\n }\n }\n else if (request.cseq > this._remote_seqnum) {\n this._remote_seqnum = request.cseq;\n }\n // RFC3261 14.2 Modifying an Existing Session -UAS BEHAVIOR-.\n if (request.method === JsSIP_C.INVITE ||\n (request.method === JsSIP_C.UPDATE && request.body)) {\n if (this._uac_pending_reply === true) {\n request.reply(491);\n }\n else if (this._uas_pending_reply === true) {\n const retryAfter = ((Math.random() * 10) | 0) + 1;\n request.reply(500, null, [`Retry-After:${retryAfter}`]);\n return false;\n }\n else {\n this._uas_pending_reply = true;\n const stateChanged = () => {\n if (request.server_transaction.state ===\n Transactions.C.STATUS_ACCEPTED ||\n request.server_transaction.state ===\n Transactions.C.STATUS_COMPLETED ||\n request.server_transaction.state ===\n Transactions.C.STATUS_TERMINATED) {\n request.server_transaction.removeListener('stateChanged', stateChanged);\n this._uas_pending_reply = false;\n }\n };\n request.server_transaction.on('stateChanged', stateChanged);\n }\n // RFC3261 12.2.2 Replace the dialog`s remote target URI if the request is accepted.\n if (request.hasHeader('contact')) {\n request.server_transaction.on('stateChanged', () => {\n if (request.server_transaction.state === Transactions.C.STATUS_ACCEPTED) {\n this._remote_target = request.parseHeader('contact').uri;\n }\n });\n }\n }\n else if (request.method === JsSIP_C.NOTIFY) {\n // RFC6665 3.2 Replace the dialog`s remote target URI if the request is accepted.\n if (request.hasHeader('contact')) {\n request.server_transaction.on('stateChanged', () => {\n if (request.server_transaction.state === Transactions.C.STATUS_COMPLETED) {\n this._remote_target = request.parseHeader('contact').uri;\n }\n });\n }\n }\n return true;\n }\n};\n", "\"use strict\";\nconst EventEmitter = require('events').EventEmitter;\nconst Logger = require('../Logger');\nconst JsSIP_C = require('../Constants');\nconst Exceptions = require('../Exceptions');\nconst Utils = require('../Utils');\nconst logger = new Logger('RTCSession:DTMF');\nconst C = {\n MIN_DURATION: 70,\n MAX_DURATION: 6000,\n DEFAULT_DURATION: 100,\n MIN_INTER_TONE_GAP: 50,\n DEFAULT_INTER_TONE_GAP: 500,\n};\nmodule.exports = class DTMF extends EventEmitter {\n constructor(session) {\n super();\n this._session = session;\n this._direction = null;\n this._tone = null;\n this._duration = null;\n this._request = null;\n }\n get tone() {\n return this._tone;\n }\n get duration() {\n return this._duration;\n }\n send(tone, options = {}) {\n if (tone === undefined) {\n throw new TypeError('Not enough arguments');\n }\n this._direction = 'outgoing';\n // Check RTCSession Status.\n if (this._session.status !== this._session.C.STATUS_CONFIRMED &&\n this._session.status !== this._session.C.STATUS_WAITING_FOR_ACK &&\n this._session.status !== this._session.C.STATUS_1XX_RECEIVED) {\n throw new Exceptions.InvalidStateError(this._session.status);\n }\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n this.eventHandlers = Utils.cloneObject(options.eventHandlers);\n // Check tone type.\n if (typeof tone === 'string') {\n tone = tone.toUpperCase();\n }\n else if (typeof tone === 'number') {\n tone = tone.toString();\n }\n else {\n throw new TypeError(`Invalid tone: ${tone}`);\n }\n // Check tone value.\n if (!tone.match(/^[0-9A-DR#*]$/)) {\n throw new TypeError(`Invalid tone: ${tone}`);\n }\n else {\n this._tone = tone;\n }\n // Duration is checked/corrected in RTCSession.\n this._duration = options.duration;\n extraHeaders.push('Content-Type: application/dtmf-relay');\n let body = `Signal=${this._tone}\\r\\n`;\n body += `Duration=${this._duration}`;\n this._session.newDTMF({\n originator: 'local',\n dtmf: this,\n request: this._request,\n });\n this._session.sendRequest(JsSIP_C.INFO, {\n extraHeaders,\n eventHandlers: {\n onSuccessResponse: response => {\n this.emit('succeeded', {\n originator: 'remote',\n response,\n });\n },\n onErrorResponse: response => {\n if (this.eventHandlers.onFailed) {\n this.eventHandlers.onFailed();\n }\n this.emit('failed', {\n originator: 'remote',\n response,\n });\n },\n onRequestTimeout: () => {\n this._session.onRequestTimeout();\n },\n onTransportError: () => {\n this._session.onTransportError();\n },\n onDialogError: () => {\n this._session.onDialogError();\n },\n },\n body,\n });\n }\n init_incoming(request) {\n const reg_tone = /^(Signal\\s*?=\\s*?)([0-9A-D#*]{1})(\\s)?.*/;\n const reg_duration = /^(Duration\\s?=\\s?)([0-9]{1,4})(\\s)?.*/;\n this._direction = 'incoming';\n this._request = request;\n request.reply(200);\n if (request.body) {\n const body = request.body.split('\\n');\n if (body.length >= 1) {\n if (reg_tone.test(body[0])) {\n this._tone = body[0].replace(reg_tone, '$2');\n }\n }\n if (body.length >= 2) {\n if (reg_duration.test(body[1])) {\n this._duration = parseInt(body[1].replace(reg_duration, '$2'), 10);\n }\n }\n }\n if (!this._duration) {\n this._duration = C.DEFAULT_DURATION;\n }\n if (!this._tone) {\n logger.debug('invalid INFO DTMF received, discarded');\n }\n else {\n this._session.newDTMF({\n originator: 'remote',\n dtmf: this,\n request,\n });\n }\n }\n};\n/**\n * Expose C object.\n */\nmodule.exports.C = C;\n", "\"use strict\";\nconst EventEmitter = require('events').EventEmitter;\nconst JsSIP_C = require('../Constants');\nconst Exceptions = require('../Exceptions');\nconst Utils = require('../Utils');\nmodule.exports = class Info extends EventEmitter {\n constructor(session) {\n super();\n this._session = session;\n this._direction = null;\n this._contentType = null;\n this._body = null;\n }\n get contentType() {\n return this._contentType;\n }\n get body() {\n return this._body;\n }\n send(contentType, body, options = {}) {\n this._direction = 'outgoing';\n if (contentType === undefined) {\n throw new TypeError('Not enough arguments');\n }\n // Check RTCSession Status.\n if (this._session.status !== this._session.C.STATUS_CONFIRMED &&\n this._session.status !== this._session.C.STATUS_WAITING_FOR_ACK) {\n throw new Exceptions.InvalidStateError(this._session.status);\n }\n this._contentType = contentType;\n this._body = body;\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n extraHeaders.push(`Content-Type: ${contentType}`);\n this._session.newInfo({\n originator: 'local',\n info: this,\n request: this.request,\n });\n this._session.sendRequest(JsSIP_C.INFO, {\n extraHeaders,\n eventHandlers: {\n onSuccessResponse: response => {\n this.emit('succeeded', {\n originator: 'remote',\n response,\n });\n },\n onErrorResponse: response => {\n this.emit('failed', {\n originator: 'remote',\n response,\n });\n },\n onTransportError: () => {\n this._session.onTransportError();\n },\n onRequestTimeout: () => {\n this._session.onRequestTimeout();\n },\n onDialogError: () => {\n this._session.onDialogError();\n },\n },\n body,\n });\n }\n init_incoming(request) {\n this._direction = 'incoming';\n this.request = request;\n request.reply(200);\n this._contentType = request.hasHeader('Content-Type')\n ? request.getHeader('Content-Type').toLowerCase()\n : undefined;\n this._body = request.body;\n this._session.newInfo({\n originator: 'remote',\n info: this,\n request,\n });\n }\n};\n", "\"use strict\";\nconst Logger = require('../Logger');\nconst JsSIP_C = require('../Constants');\nconst logger = new Logger('RTCSession:ReferNotifier');\nconst C = {\n event_type: 'refer',\n body_type: 'message/sipfrag;version=2.0',\n expires: 300,\n};\nmodule.exports = class ReferNotifier {\n constructor(session, id, expires) {\n this._session = session;\n this._id = id;\n this._expires = expires || C.expires;\n this._active = true;\n // The creation of a Notifier results in an immediate NOTIFY.\n this.notify(100);\n }\n notify(code, reason) {\n logger.debug('notify()');\n if (this._active === false) {\n return;\n }\n reason = reason || JsSIP_C.REASON_PHRASE[code] || '';\n let state;\n if (code >= 200) {\n state = 'terminated;reason=noresource';\n }\n else {\n state = `active;expires=${this._expires}`;\n }\n // Put this in a try/catch block.\n this._session.sendRequest(JsSIP_C.NOTIFY, {\n extraHeaders: [\n `Event: ${C.event_type};id=${this._id}`,\n `Subscription-State: ${state}`,\n `Content-Type: ${C.body_type}`,\n ],\n body: `SIP/2.0 ${code} ${reason}`,\n eventHandlers: {\n // If a negative response is received, subscription is canceled.\n onErrorResponse() {\n this._active = false;\n },\n },\n });\n }\n};\n", "\"use strict\";\nconst EventEmitter = require('events').EventEmitter;\nconst Logger = require('../Logger');\nconst JsSIP_C = require('../Constants');\nconst Grammar = require('../Grammar');\nconst Utils = require('../Utils');\nconst logger = new Logger('RTCSession:ReferSubscriber');\nmodule.exports = class ReferSubscriber extends EventEmitter {\n constructor(session) {\n super();\n this._id = null;\n this._session = session;\n }\n get id() {\n return this._id;\n }\n sendRefer(target, options = {}) {\n logger.debug('sendRefer()');\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const eventHandlers = Utils.cloneObject(options.eventHandlers);\n // Set event handlers.\n for (const event in eventHandlers) {\n if (Object.prototype.hasOwnProperty.call(eventHandlers, event)) {\n this.on(event, eventHandlers[event]);\n }\n }\n // Replaces URI header field.\n let replaces = null;\n if (options.replaces) {\n replaces = options.replaces._request.call_id;\n replaces += `;to-tag=${options.replaces._to_tag}`;\n replaces += `;from-tag=${options.replaces._from_tag}`;\n replaces = encodeURIComponent(replaces);\n }\n // Refer-To header field.\n const referTo = `Refer-To: <${target}${replaces ? `?Replaces=${replaces}` : ''}>`;\n extraHeaders.push(referTo);\n // Referred-By header field (if not already present).\n if (!extraHeaders.some(header => header.toLowerCase().startsWith('referred-by:'))) {\n const referredBy = `Referred-By: <${this._session._ua._configuration.uri._scheme}:${this._session._ua._configuration.uri._user}@${this._session._ua._configuration.uri._host}>`;\n extraHeaders.push(referredBy);\n }\n extraHeaders.push(`Contact: ${this._session.contact}`);\n const request = this._session.sendRequest(JsSIP_C.REFER, {\n extraHeaders,\n eventHandlers: {\n onSuccessResponse: response => {\n this._requestSucceeded(response);\n },\n onErrorResponse: response => {\n this._requestFailed(response, JsSIP_C.causes.REJECTED);\n },\n onTransportError: () => {\n this._requestFailed(null, JsSIP_C.causes.CONNECTION_ERROR);\n },\n onRequestTimeout: () => {\n this._requestFailed(null, JsSIP_C.causes.REQUEST_TIMEOUT);\n },\n onDialogError: () => {\n this._requestFailed(null, JsSIP_C.causes.DIALOG_ERROR);\n },\n onAuthenticated: _request => {\n this._id = _request.cseq;\n this.emit('authenticated');\n },\n },\n });\n this._id = request.cseq;\n }\n receiveNotify(request) {\n logger.debug('receiveNotify()');\n if (!request.body) {\n return;\n }\n const status_line = Grammar.parse(request.body.trim().split('\\r\\n', 1)[0], 'Status_Line');\n if (status_line === -1) {\n logger.debug(`receiveNotify() | error parsing NOTIFY body: \"${request.body}\"`);\n return;\n }\n switch (true) {\n case /^100$/.test(status_line.status_code): {\n this.emit('trying', {\n request,\n status_line,\n });\n break;\n }\n case /^1[0-9]{2}$/.test(status_line.status_code): {\n this.emit('progress', {\n request,\n status_line,\n });\n break;\n }\n case /^2[0-9]{2}$/.test(status_line.status_code): {\n this.emit('accepted', {\n request,\n status_line,\n });\n break;\n }\n default: {\n this.emit('failed', {\n request,\n status_line,\n });\n break;\n }\n }\n }\n _requestSucceeded(response) {\n logger.debug('REFER succeeded');\n logger.debug('emit \"requestSucceeded\"');\n this.emit('requestSucceeded', {\n response,\n });\n }\n _requestFailed(response, cause) {\n logger.debug('REFER failed');\n logger.debug('emit \"requestFailed\"');\n this.emit('requestFailed', {\n response: response || null,\n cause,\n });\n }\n};\n", "\"use strict\";\n/* globals RTCPeerConnection: false, RTCSessionDescription: false */\n/* eslint-disable no-invalid-this */\nconst EventEmitter = require('events').EventEmitter;\nconst sdp_transform = require('sdp-transform');\nconst Logger = require('./Logger');\nconst JsSIP_C = require('./Constants');\nconst Exceptions = require('./Exceptions');\nconst Transactions = require('./Transactions');\nconst Utils = require('./Utils');\nconst Timers = require('./Timers');\nconst SIPMessage = require('./SIPMessage');\nconst Dialog = require('./Dialog');\nconst RequestSender = require('./RequestSender');\nconst RTCSession_DTMF = require('./RTCSession/DTMF');\nconst RTCSession_Info = require('./RTCSession/Info');\nconst RTCSession_ReferNotifier = require('./RTCSession/ReferNotifier');\nconst RTCSession_ReferSubscriber = require('./RTCSession/ReferSubscriber');\nconst URI = require('./URI');\nconst logger = new Logger('RTCSession');\nconst C = {\n // RTCSession states.\n STATUS_NULL: 0,\n STATUS_INVITE_SENT: 1,\n STATUS_1XX_RECEIVED: 2,\n STATUS_INVITE_RECEIVED: 3,\n STATUS_WAITING_FOR_ANSWER: 4,\n STATUS_ANSWERED: 5,\n STATUS_WAITING_FOR_ACK: 6,\n STATUS_CANCELED: 7,\n STATUS_TERMINATED: 8,\n STATUS_CONFIRMED: 9,\n};\n/**\n * Local variables.\n */\nconst holdMediaTypes = ['audio', 'video'];\nmodule.exports = class RTCSession extends EventEmitter {\n /**\n * Expose C object.\n */\n static get C() {\n return C;\n }\n constructor(ua) {\n logger.debug('new');\n super();\n this._id = null;\n this._ua = ua;\n this._status = C.STATUS_NULL;\n this._dialog = null;\n this._earlyDialogs = {};\n this._contact = null;\n this._from_tag = null;\n this._to_tag = null;\n // The RTCPeerConnection instance (public attribute).\n this._connection = null;\n // Prevent races on serial PeerConnction operations.\n this._connectionPromiseQueue = Promise.resolve();\n // Incoming/Outgoing request being currently processed.\n this._request = null;\n // Cancel state for initial outgoing request.\n this._is_canceled = false;\n this._cancel_reason = '';\n // RTCSession confirmation flag.\n this._is_confirmed = false;\n // Is late SDP being negotiated.\n this._late_sdp = false;\n // Default rtcOfferConstraints and rtcAnswerConstrainsts (passed in connect() or answer()).\n this._rtcOfferConstraints = null;\n this._rtcAnswerConstraints = null;\n // Local MediaStream.\n this._localMediaStream = null;\n this._localMediaStreamLocallyGenerated = false;\n // Flag to indicate PeerConnection ready for new actions.\n this._rtcReady = true;\n // Flag to indicate ICE candidate gathering is finished even if iceGatheringState is not yet 'complete'.\n this._iceReady = false;\n // SIP Timers.\n this._timers = {\n ackTimer: null,\n expiresTimer: null,\n invite2xxTimer: null,\n userNoAnswerTimer: null,\n };\n // Session info.\n this._direction = null;\n this._local_identity = null;\n this._remote_identity = null;\n this._start_time = null;\n this._end_time = null;\n this._tones = null;\n // Mute/Hold state.\n this._audioMuted = false;\n this._videoMuted = false;\n this._localHold = false;\n this._remoteHold = false;\n // Session Timers (RFC 4028).\n this._sessionTimers = {\n enabled: this._ua.configuration.session_timers,\n refreshMethod: this._ua.configuration.session_timers_refresh_method,\n defaultExpires: JsSIP_C.SESSION_EXPIRES,\n currentExpires: null,\n running: false,\n refresher: false,\n timer: null, // A setTimeout.\n };\n // Map of ReferSubscriber instances indexed by the REFER's CSeq number.\n this._referSubscribers = {};\n // Custom session empty object for high level use.\n this._data = {};\n }\n /**\n * User API\n */\n // Expose RTCSession constants as a property of the RTCSession instance.\n get C() {\n return C;\n }\n // Expose session failed/ended causes as a property of the RTCSession instance.\n get causes() {\n return JsSIP_C.causes;\n }\n get id() {\n return this._id;\n }\n get connection() {\n return this._connection;\n }\n get contact() {\n return this._contact;\n }\n get direction() {\n return this._direction;\n }\n get local_identity() {\n return this._local_identity;\n }\n get remote_identity() {\n return this._remote_identity;\n }\n get start_time() {\n return this._start_time;\n }\n get end_time() {\n return this._end_time;\n }\n get data() {\n return this._data;\n }\n set data(_data) {\n this._data = _data;\n }\n get status() {\n return this._status;\n }\n isInProgress() {\n switch (this._status) {\n case C.STATUS_NULL:\n case C.STATUS_INVITE_SENT:\n case C.STATUS_1XX_RECEIVED:\n case C.STATUS_INVITE_RECEIVED:\n case C.STATUS_WAITING_FOR_ANSWER: {\n return true;\n }\n default: {\n return false;\n }\n }\n }\n isEstablished() {\n switch (this._status) {\n case C.STATUS_ANSWERED:\n case C.STATUS_WAITING_FOR_ACK:\n case C.STATUS_CONFIRMED: {\n return true;\n }\n default: {\n return false;\n }\n }\n }\n isEnded() {\n switch (this._status) {\n case C.STATUS_CANCELED:\n case C.STATUS_TERMINATED: {\n return true;\n }\n default: {\n return false;\n }\n }\n }\n isMuted() {\n return {\n audio: this._audioMuted,\n video: this._videoMuted,\n };\n }\n isOnHold() {\n return {\n local: this._localHold,\n remote: this._remoteHold,\n };\n }\n connect(target, options = {}, initCallback) {\n logger.debug('connect()');\n const originalTarget = target;\n const eventHandlers = Utils.cloneObject(options.eventHandlers);\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const mediaConstraints = Utils.cloneObject(options.mediaConstraints, {\n audio: true,\n video: true,\n });\n const mediaStream = options.mediaStream || null;\n const pcConfig = Utils.cloneObject(options.pcConfig, { iceServers: [] });\n const rtcConstraints = options.rtcConstraints || null;\n const rtcOfferConstraints = options.rtcOfferConstraints || null;\n this._rtcOfferConstraints = rtcOfferConstraints;\n this._rtcAnswerConstraints = options.rtcAnswerConstraints || null;\n this._data = options.data || this._data;\n // Check target.\n if (target === undefined) {\n throw new TypeError('Not enough arguments');\n }\n // Check Session Status.\n if (this._status !== C.STATUS_NULL) {\n throw new Exceptions.InvalidStateError(this._status);\n }\n // Check WebRTC support.\n // eslint-disable-next-line no-undef\n if (!window.RTCPeerConnection) {\n throw new Exceptions.NotSupportedError('WebRTC not supported');\n }\n // Check target validity.\n target = this._ua.normalizeTarget(target);\n if (!target) {\n throw new TypeError(`Invalid target: ${originalTarget}`);\n }\n // Session Timers.\n if (this._sessionTimers.enabled) {\n if (Utils.isDecimal(options.sessionTimersExpires)) {\n if (options.sessionTimersExpires >= JsSIP_C.MIN_SESSION_EXPIRES) {\n this._sessionTimers.defaultExpires = options.sessionTimersExpires;\n }\n else {\n this._sessionTimers.defaultExpires = JsSIP_C.SESSION_EXPIRES;\n }\n }\n }\n // Set event handlers.\n for (const event in eventHandlers) {\n if (Object.prototype.hasOwnProperty.call(eventHandlers, event)) {\n this.on(event, eventHandlers[event]);\n }\n }\n // Session parameter initialization.\n this._from_tag = Utils.newTag();\n // Set anonymous property.\n const anonymous = options.anonymous || false;\n const requestParams = { from_tag: this._from_tag };\n this._contact = this._ua.contact.toString({\n anonymous,\n outbound: true,\n });\n if (anonymous) {\n requestParams.from_display_name = 'Anonymous';\n requestParams.from_uri = new URI('sip', 'anonymous', 'anonymous.invalid');\n extraHeaders.push(`P-Preferred-Identity: ${this._ua.configuration.uri.toString()}`);\n extraHeaders.push('Privacy: id');\n }\n else if (options.fromUserName) {\n requestParams.from_uri = new URI('sip', options.fromUserName, this._ua.configuration.uri.host);\n extraHeaders.push(`P-Preferred-Identity: ${this._ua.configuration.uri.toString()}`);\n }\n if (options.fromDisplayName) {\n requestParams.from_display_name = options.fromDisplayName;\n }\n extraHeaders.push(`Contact: ${this._contact}`);\n extraHeaders.push('Content-Type: application/sdp');\n if (this._sessionTimers.enabled) {\n extraHeaders.push(`Session-Expires: ${this._sessionTimers.defaultExpires}${this._ua.configuration.session_timers_force_refresher ? ';refresher=uac' : ''}`);\n }\n this._request = new SIPMessage.InitialOutgoingInviteRequest(target, this._ua, requestParams, extraHeaders);\n this._id = this._request.call_id + this._from_tag;\n // Create a new RTCPeerConnection instance.\n this._createRTCConnection(pcConfig, rtcConstraints);\n // Set internal properties.\n this._direction = 'outgoing';\n this._local_identity = this._request.from;\n this._remote_identity = this._request.to;\n // User explicitly provided a newRTCSession callback for this session.\n if (initCallback) {\n initCallback(this);\n }\n this._newRTCSession('local', this._request);\n this._sendInitialRequest(mediaConstraints, rtcOfferConstraints, mediaStream);\n }\n init_incoming(request, initCallback) {\n logger.debug('init_incoming()');\n let expires;\n const contentType = request.hasHeader('Content-Type')\n ? request.getHeader('Content-Type').toLowerCase()\n : undefined;\n // Check body and content type.\n if (request.body && contentType !== 'application/sdp') {\n request.reply(415);\n return;\n }\n // Session parameter initialization.\n this._status = C.STATUS_INVITE_RECEIVED;\n this._from_tag = request.from_tag;\n this._id = request.call_id + this._from_tag;\n this._request = request;\n this._contact = this._ua.contact.toString();\n // Get the Expires header value if exists.\n if (request.hasHeader('expires')) {\n expires = request.getHeader('expires') * 1000;\n }\n /* Set the to_tag before\n * replying a response code that will create a dialog.\n */\n request.to_tag = Utils.newTag();\n // An error on dialog creation will fire 'failed' event.\n if (!this._createDialog(request, 'UAS', true)) {\n request.reply(500, 'Missing Contact header field');\n return;\n }\n if (request.body) {\n this._late_sdp = false;\n }\n else {\n this._late_sdp = true;\n }\n this._status = C.STATUS_WAITING_FOR_ANSWER;\n // Set userNoAnswerTimer.\n this._timers.userNoAnswerTimer = setTimeout(() => {\n request.reply(408);\n this._failed('local', null, JsSIP_C.causes.NO_ANSWER);\n }, this._ua.configuration.no_answer_timeout);\n /* Set expiresTimer\n * RFC3261 13.3.1\n */\n if (expires) {\n this._timers.expiresTimer = setTimeout(() => {\n if (this._status === C.STATUS_WAITING_FOR_ANSWER) {\n request.reply(487);\n this._failed('system', null, JsSIP_C.causes.EXPIRES);\n }\n }, expires);\n }\n // Set internal properties.\n this._direction = 'incoming';\n this._local_identity = request.to;\n this._remote_identity = request.from;\n // A init callback was specifically defined.\n if (initCallback) {\n initCallback(this);\n }\n // Fire 'newRTCSession' event.\n this._newRTCSession('remote', request);\n // The user may have rejected the call in the 'newRTCSession' event.\n if (this._status === C.STATUS_TERMINATED) {\n return;\n }\n // Reply 180.\n request.reply(180, null, [`Contact: ${this._contact}`]);\n // Fire 'progress' event.\n // TODO: Document that 'response' field in 'progress' event is null for incoming calls.\n this._progress('local', null);\n }\n /**\n * Answer the call.\n */\n answer(options = {}) {\n logger.debug('answer()');\n const request = this._request;\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const mediaConstraints = Utils.cloneObject(options.mediaConstraints);\n const mediaStream = options.mediaStream || null;\n const pcConfig = Utils.cloneObject(options.pcConfig, { iceServers: [] });\n const rtcConstraints = options.rtcConstraints || null;\n const rtcAnswerConstraints = options.rtcAnswerConstraints || null;\n const rtcOfferConstraints = Utils.cloneObject(options.rtcOfferConstraints);\n let tracks;\n let peerHasAudioLine = false;\n let peerHasVideoLine = false;\n let peerOffersFullAudio = false;\n let peerOffersFullVideo = false;\n this._rtcAnswerConstraints = rtcAnswerConstraints;\n this._rtcOfferConstraints = options.rtcOfferConstraints || null;\n this._data = options.data || this._data;\n // Check Session Direction and Status.\n if (this._direction !== 'incoming') {\n throw new Exceptions.NotSupportedError('\"answer\" not supported for outgoing RTCSession');\n }\n // Check Session status.\n if (this._status !== C.STATUS_WAITING_FOR_ANSWER) {\n throw new Exceptions.InvalidStateError(this._status);\n }\n // Session Timers.\n if (this._sessionTimers.enabled) {\n if (Utils.isDecimal(options.sessionTimersExpires)) {\n if (options.sessionTimersExpires >= JsSIP_C.MIN_SESSION_EXPIRES) {\n this._sessionTimers.defaultExpires = options.sessionTimersExpires;\n }\n else {\n this._sessionTimers.defaultExpires = JsSIP_C.SESSION_EXPIRES;\n }\n }\n }\n this._status = C.STATUS_ANSWERED;\n // An error on dialog creation will fire 'failed' event.\n if (!this._createDialog(request, 'UAS')) {\n request.reply(500, 'Error creating dialog');\n return;\n }\n clearTimeout(this._timers.userNoAnswerTimer);\n extraHeaders.unshift(`Contact: ${this._contact}`);\n // Determine incoming media from incoming SDP offer (if any).\n const sdp = request.parseSDP();\n // Make sure sdp.media is an array, not the case if there is only one media.\n if (!Array.isArray(sdp.media)) {\n sdp.media = [sdp.media];\n }\n // Go through all medias in SDP to find offered capabilities to answer with.\n for (const m of sdp.media) {\n if (m.type === 'audio') {\n peerHasAudioLine = true;\n if (!m.direction || m.direction === 'sendrecv') {\n peerOffersFullAudio = true;\n }\n }\n if (m.type === 'video') {\n peerHasVideoLine = true;\n if (!m.direction || m.direction === 'sendrecv') {\n peerOffersFullVideo = true;\n }\n }\n }\n // Remove audio from mediaStream if suggested by mediaConstraints.\n if (mediaStream && mediaConstraints.audio === false) {\n tracks = mediaStream.getAudioTracks();\n for (const track of tracks) {\n mediaStream.removeTrack(track);\n }\n }\n // Remove video from mediaStream if suggested by mediaConstraints.\n if (mediaStream && mediaConstraints.video === false) {\n tracks = mediaStream.getVideoTracks();\n for (const track of tracks) {\n mediaStream.removeTrack(track);\n }\n }\n // Set audio constraints based on incoming stream if not supplied.\n if (!mediaStream && mediaConstraints.audio === undefined) {\n mediaConstraints.audio = peerOffersFullAudio;\n }\n // Set video constraints based on incoming stream if not supplied.\n if (!mediaStream && mediaConstraints.video === undefined) {\n mediaConstraints.video = peerOffersFullVideo;\n }\n // Don't ask for audio if the incoming offer has no audio section.\n if (!mediaStream &&\n !peerHasAudioLine &&\n !rtcOfferConstraints.offerToReceiveAudio) {\n mediaConstraints.audio = false;\n }\n // Don't ask for video if the incoming offer has no video section.\n if (!mediaStream &&\n !peerHasVideoLine &&\n !rtcOfferConstraints.offerToReceiveVideo) {\n mediaConstraints.video = false;\n }\n // Create a new RTCPeerConnection instance.\n // TODO: This may throw an error, should react.\n this._createRTCConnection(pcConfig, rtcConstraints);\n Promise.resolve()\n // Handle local MediaStream.\n .then(() => {\n // A local MediaStream is given, use it.\n if (mediaStream) {\n return mediaStream;\n }\n // Audio and/or video requested, prompt getUserMedia.\n else if (mediaConstraints.audio || mediaConstraints.video) {\n this._localMediaStreamLocallyGenerated = true;\n return navigator.mediaDevices\n .getUserMedia(mediaConstraints)\n .catch(error => {\n if (this._status === C.STATUS_TERMINATED) {\n throw new Error('terminated');\n }\n request.reply(480);\n this._failed('local', null, JsSIP_C.causes.USER_DENIED_MEDIA_ACCESS);\n logger.warn('emit \"getusermediafailed\" [error:%o]', error);\n this.emit('getusermediafailed', error);\n throw new Error('getUserMedia() failed');\n });\n }\n })\n // Attach MediaStream to RTCPeerconnection.\n .then(stream => {\n if (this._status === C.STATUS_TERMINATED) {\n throw new Error('terminated');\n }\n this._localMediaStream = stream;\n if (stream) {\n stream.getTracks().forEach(track => {\n this._connection.addTrack(track, stream);\n });\n }\n })\n // Set remote description.\n .then(() => {\n if (this._late_sdp) {\n return;\n }\n const e = { originator: 'remote', type: 'offer', sdp: request.body };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n const offer = new RTCSessionDescription({ type: 'offer', sdp: e.sdp });\n this._connectionPromiseQueue = this._connectionPromiseQueue\n .then(() => this._connection.setRemoteDescription(offer))\n .catch(error => {\n request.reply(488);\n this._failed('system', null, JsSIP_C.causes.WEBRTC_ERROR);\n logger.warn('emit \"peerconnection:setremotedescriptionfailed\" [error:%o]', error);\n this.emit('peerconnection:setremotedescriptionfailed', error);\n throw new Error('peerconnection.setRemoteDescription() failed');\n });\n return this._connectionPromiseQueue;\n })\n // Create local description.\n .then(() => {\n if (this._status === C.STATUS_TERMINATED) {\n throw new Error('terminated');\n }\n // TODO: Is this event already useful?\n this._connecting(request);\n if (!this._late_sdp) {\n return this._createLocalDescription('answer', rtcAnswerConstraints).catch(() => {\n request.reply(500);\n throw new Error('_createLocalDescription() failed');\n });\n }\n else {\n return this._createLocalDescription('offer', this._rtcOfferConstraints).catch(() => {\n request.reply(500);\n throw new Error('_createLocalDescription() failed');\n });\n }\n })\n // Send reply.\n .then(desc => {\n if (this._status === C.STATUS_TERMINATED) {\n throw new Error('terminated');\n }\n this._handleSessionTimersInIncomingRequest(request, extraHeaders);\n request.reply(200, null, extraHeaders, desc, () => {\n this._status = C.STATUS_WAITING_FOR_ACK;\n this._setInvite2xxTimer(request, desc);\n this._setACKTimer();\n this._accepted('local');\n }, () => {\n this._failed('system', null, JsSIP_C.causes.CONNECTION_ERROR);\n });\n })\n .catch(error => {\n if (this._status === C.STATUS_TERMINATED) {\n return;\n }\n logger.warn(`answer() failed: ${error.message}`);\n this._failed('system', error.message, JsSIP_C.causes.INTERNAL_ERROR);\n });\n }\n /**\n * Terminate the call.\n */\n terminate(options = {}) {\n logger.debug('terminate()');\n const cause = options.cause || JsSIP_C.causes.BYE;\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const body = options.body;\n let cancel_reason;\n let status_code = options.status_code;\n let reason_phrase = options.reason_phrase;\n // Check Session Status.\n if (this._status === C.STATUS_TERMINATED) {\n throw new Exceptions.InvalidStateError(this._status);\n }\n switch (this._status) {\n // - UAC -\n case C.STATUS_NULL:\n case C.STATUS_INVITE_SENT:\n case C.STATUS_1XX_RECEIVED: {\n logger.debug('canceling session');\n if (status_code && (status_code < 200 || status_code >= 700)) {\n throw new TypeError(`Invalid status_code: ${status_code}`);\n }\n else if (status_code) {\n reason_phrase =\n reason_phrase || JsSIP_C.REASON_PHRASE[status_code] || '';\n cancel_reason = `SIP ;cause=${status_code} ;text=\"${reason_phrase}\"`;\n }\n // Check Session Status.\n if (this._status === C.STATUS_NULL ||\n this._status === C.STATUS_INVITE_SENT) {\n this._is_canceled = true;\n this._cancel_reason = cancel_reason;\n }\n else if (this._status === C.STATUS_1XX_RECEIVED) {\n this._request.cancel(cancel_reason);\n }\n this._status = C.STATUS_CANCELED;\n this._failed('local', null, JsSIP_C.causes.CANCELED);\n break;\n }\n // - UAS -\n case C.STATUS_WAITING_FOR_ANSWER:\n case C.STATUS_ANSWERED: {\n logger.debug('rejecting session');\n status_code = status_code || 480;\n if (status_code < 300 || status_code >= 700) {\n throw new TypeError(`Invalid status_code: ${status_code}`);\n }\n this._request.reply(status_code, reason_phrase, extraHeaders, body);\n this._failed('local', null, JsSIP_C.causes.REJECTED);\n break;\n }\n case C.STATUS_WAITING_FOR_ACK:\n case C.STATUS_CONFIRMED: {\n logger.debug('terminating session');\n reason_phrase =\n options.reason_phrase || JsSIP_C.REASON_PHRASE[status_code] || '';\n if (status_code && (status_code < 200 || status_code >= 700)) {\n throw new TypeError(`Invalid status_code: ${status_code}`);\n }\n else if (status_code) {\n extraHeaders.push(`Reason: SIP ;cause=${status_code}; text=\"${reason_phrase}\"`);\n }\n /* RFC 3261 section 15 (Terminating a session):\n *\n * \"...the callee's UA MUST NOT send a BYE on a confirmed dialog\n * until it has received an ACK for its 2xx response or until the server\n * transaction times out.\"\n */\n if (this._status === C.STATUS_WAITING_FOR_ACK &&\n this._direction === 'incoming' &&\n this._request.server_transaction.state !==\n Transactions.C.STATUS_TERMINATED) {\n // Save the dialog for later restoration.\n const dialog = this._dialog;\n // Send the BYE as soon as the ACK is received...\n this.receiveRequest = ({ method }) => {\n if (method === JsSIP_C.ACK) {\n this.sendRequest(JsSIP_C.BYE, {\n extraHeaders,\n body,\n });\n dialog.terminate();\n }\n };\n // .., or when the INVITE transaction times out\n this._request.server_transaction.on('stateChanged', () => {\n if (this._request.server_transaction.state ===\n Transactions.C.STATUS_TERMINATED) {\n this.sendRequest(JsSIP_C.BYE, {\n extraHeaders,\n body,\n });\n dialog.terminate();\n }\n });\n this._ended('local', null, cause);\n // Restore the dialog into 'this' in order to be able to send the in-dialog BYE :-).\n this._dialog = dialog;\n // Restore the dialog into 'ua' so the ACK can reach 'this' session.\n this._ua.newDialog(dialog);\n }\n else {\n this.sendRequest(JsSIP_C.BYE, {\n extraHeaders,\n body,\n });\n this._ended('local', null, cause);\n }\n }\n }\n }\n sendDTMF(tones, options = {}) {\n logger.debug('sendDTMF() | tones: %s', tones);\n let duration = options.duration || null;\n let interToneGap = options.interToneGap || null;\n const transportType = options.transportType || JsSIP_C.DTMF_TRANSPORT.INFO;\n if (tones === undefined) {\n throw new TypeError('Not enough arguments');\n }\n // Check Session Status.\n if (this._status !== C.STATUS_CONFIRMED &&\n this._status !== C.STATUS_WAITING_FOR_ACK &&\n this._status !== C.STATUS_1XX_RECEIVED) {\n throw new Exceptions.InvalidStateError(this._status);\n }\n // Check Transport type.\n if (transportType !== JsSIP_C.DTMF_TRANSPORT.INFO &&\n transportType !== JsSIP_C.DTMF_TRANSPORT.RFC2833) {\n throw new TypeError(`invalid transportType: ${transportType}`);\n }\n // Convert to string.\n if (typeof tones === 'number') {\n tones = tones.toString();\n }\n // Check tones.\n if (!tones ||\n typeof tones !== 'string' ||\n !tones.match(/^[0-9A-DR#*,]+$/i)) {\n throw new TypeError(`Invalid tones: ${tones}`);\n }\n // Check duration.\n if (duration && !Utils.isDecimal(duration)) {\n throw new TypeError(`Invalid tone duration: ${duration}`);\n }\n else if (!duration) {\n duration = RTCSession_DTMF.C.DEFAULT_DURATION;\n }\n else if (duration < RTCSession_DTMF.C.MIN_DURATION) {\n logger.debug(`\"duration\" value is lower than the minimum allowed, setting it to ${RTCSession_DTMF.C.MIN_DURATION} milliseconds`);\n duration = RTCSession_DTMF.C.MIN_DURATION;\n }\n else if (duration > RTCSession_DTMF.C.MAX_DURATION) {\n logger.debug(`\"duration\" value is greater than the maximum allowed, setting it to ${RTCSession_DTMF.C.MAX_DURATION} milliseconds`);\n duration = RTCSession_DTMF.C.MAX_DURATION;\n }\n else {\n duration = Math.abs(duration);\n }\n options.duration = duration;\n // Check interToneGap.\n if (interToneGap && !Utils.isDecimal(interToneGap)) {\n throw new TypeError(`Invalid interToneGap: ${interToneGap}`);\n }\n else if (!interToneGap) {\n interToneGap = RTCSession_DTMF.C.DEFAULT_INTER_TONE_GAP;\n }\n else if (interToneGap < RTCSession_DTMF.C.MIN_INTER_TONE_GAP) {\n logger.debug(`\"interToneGap\" value is lower than the minimum allowed, setting it to ${RTCSession_DTMF.C.MIN_INTER_TONE_GAP} milliseconds`);\n interToneGap = RTCSession_DTMF.C.MIN_INTER_TONE_GAP;\n }\n else {\n interToneGap = Math.abs(interToneGap);\n }\n // RFC2833. Let RTCDTMFSender enqueue the DTMFs.\n if (transportType === JsSIP_C.DTMF_TRANSPORT.RFC2833) {\n // Send DTMF in current audio RTP stream.\n const sender = this._getDTMFRTPSender();\n if (sender) {\n // Add remaining buffered tones.\n tones = sender.toneBuffer + tones;\n // Insert tones.\n sender.insertDTMF(tones, duration, interToneGap);\n }\n return;\n }\n if (this._tones) {\n // Tones are already queued, just add to the queue.\n this._tones += tones;\n return;\n }\n this._tones = tones;\n // Send the first tone.\n _sendDTMF.call(this);\n function _sendDTMF() {\n let timeout;\n if (this._status === C.STATUS_TERMINATED || !this._tones) {\n // Stop sending DTMF.\n this._tones = null;\n return;\n }\n // Retrieve the next tone.\n const tone = this._tones[0];\n // Remove the tone from this._tones.\n this._tones = this._tones.substring(1);\n if (tone === ',') {\n timeout = 2000;\n }\n else {\n // Send DTMF via SIP INFO messages.\n const dtmf = new RTCSession_DTMF(this);\n options.eventHandlers = {\n onFailed: () => {\n this._tones = null;\n },\n };\n dtmf.send(tone, options);\n timeout = duration + interToneGap;\n }\n // Set timeout for the next tone.\n setTimeout(_sendDTMF.bind(this), timeout);\n }\n }\n sendInfo(contentType, body, options = {}) {\n logger.debug('sendInfo()');\n // Check Session Status.\n if (this._status !== C.STATUS_CONFIRMED &&\n this._status !== C.STATUS_WAITING_FOR_ACK &&\n this._status !== C.STATUS_1XX_RECEIVED) {\n throw new Exceptions.InvalidStateError(this._status);\n }\n const info = new RTCSession_Info(this);\n info.send(contentType, body, options);\n }\n /**\n * Mute\n */\n mute(options = { audio: true, video: false }) {\n logger.debug('mute()');\n let audioMuted = false, videoMuted = false;\n if (this._audioMuted === false && options.audio) {\n audioMuted = true;\n this._audioMuted = true;\n this._toggleMuteAudio(true);\n }\n if (this._videoMuted === false && options.video) {\n videoMuted = true;\n this._videoMuted = true;\n this._toggleMuteVideo(true);\n }\n if (audioMuted === true || videoMuted === true) {\n this._onmute({\n audio: audioMuted,\n video: videoMuted,\n });\n }\n }\n /**\n * Unmute\n */\n unmute(options = { audio: true, video: true }) {\n logger.debug('unmute()');\n let audioUnMuted = false, videoUnMuted = false;\n if (this._audioMuted === true && options.audio) {\n audioUnMuted = true;\n this._audioMuted = false;\n if (this._localHold === false) {\n this._toggleMuteAudio(false);\n }\n }\n if (this._videoMuted === true && options.video) {\n videoUnMuted = true;\n this._videoMuted = false;\n if (this._localHold === false) {\n this._toggleMuteVideo(false);\n }\n }\n if (audioUnMuted === true || videoUnMuted === true) {\n this._onunmute({\n audio: audioUnMuted,\n video: videoUnMuted,\n });\n }\n }\n /**\n * Hold\n */\n hold(options = {}, done) {\n logger.debug('hold()');\n if (this._status !== C.STATUS_WAITING_FOR_ACK &&\n this._status !== C.STATUS_CONFIRMED) {\n return false;\n }\n if (this._localHold === true) {\n return false;\n }\n if (!this.isReadyToReOffer()) {\n return false;\n }\n this._localHold = true;\n this._onhold('local');\n const eventHandlers = {\n succeeded: () => {\n if (done) {\n done();\n }\n },\n failed: () => {\n this.terminate({\n cause: JsSIP_C.causes.WEBRTC_ERROR,\n status_code: 500,\n reason_phrase: 'Hold Failed',\n });\n },\n };\n if (options.useUpdate) {\n this._sendUpdate({\n sdpOffer: true,\n eventHandlers,\n extraHeaders: options.extraHeaders,\n });\n }\n else {\n this._sendReinvite({\n eventHandlers,\n extraHeaders: options.extraHeaders,\n });\n }\n return true;\n }\n unhold(options = {}, done) {\n logger.debug('unhold()');\n if (this._status !== C.STATUS_WAITING_FOR_ACK &&\n this._status !== C.STATUS_CONFIRMED) {\n return false;\n }\n if (this._localHold === false) {\n return false;\n }\n if (!this.isReadyToReOffer()) {\n return false;\n }\n this._localHold = false;\n this._onunhold('local');\n const eventHandlers = {\n succeeded: () => {\n if (done) {\n done();\n }\n },\n failed: () => {\n this.terminate({\n cause: JsSIP_C.causes.WEBRTC_ERROR,\n status_code: 500,\n reason_phrase: 'Unhold Failed',\n });\n },\n };\n if (options.useUpdate) {\n this._sendUpdate({\n sdpOffer: true,\n eventHandlers,\n extraHeaders: options.extraHeaders,\n });\n }\n else {\n this._sendReinvite({\n eventHandlers,\n extraHeaders: options.extraHeaders,\n });\n }\n return true;\n }\n renegotiate(options = {}, done) {\n logger.debug('renegotiate()');\n const rtcOfferConstraints = options.rtcOfferConstraints || null;\n if (this._status !== C.STATUS_WAITING_FOR_ACK &&\n this._status !== C.STATUS_CONFIRMED) {\n return false;\n }\n if (!this.isReadyToReOffer()) {\n return false;\n }\n const eventHandlers = {\n succeeded: () => {\n if (done) {\n done();\n }\n },\n failed: () => {\n this.terminate({\n cause: JsSIP_C.causes.WEBRTC_ERROR,\n status_code: 500,\n reason_phrase: 'Media Renegotiation Failed',\n });\n },\n };\n this._setLocalMediaStatus();\n if (options.useUpdate) {\n this._sendUpdate({\n sdpOffer: true,\n eventHandlers,\n rtcOfferConstraints,\n extraHeaders: options.extraHeaders,\n });\n }\n else {\n this._sendReinvite({\n eventHandlers,\n rtcOfferConstraints,\n extraHeaders: options.extraHeaders,\n });\n }\n return true;\n }\n /**\n * Refer\n */\n refer(target, options) {\n logger.debug('refer()');\n const originalTarget = target;\n if (this._status !== C.STATUS_WAITING_FOR_ACK &&\n this._status !== C.STATUS_CONFIRMED) {\n return false;\n }\n // Check target validity.\n target = this._ua.normalizeTarget(target);\n if (!target) {\n throw new TypeError(`Invalid target: ${originalTarget}`);\n }\n const referSubscriber = new RTCSession_ReferSubscriber(this);\n referSubscriber.sendRefer(target, options);\n // Store in the map.\n let id = referSubscriber.id;\n this._referSubscribers[id] = referSubscriber;\n // Listen for ending events so we can remove it from the map.\n referSubscriber.on('requestFailed', () => {\n delete this._referSubscribers[id];\n });\n referSubscriber.on('accepted', () => {\n delete this._referSubscribers[id];\n });\n referSubscriber.on('failed', () => {\n delete this._referSubscribers[id];\n });\n referSubscriber.on('authenticated', () => {\n // Refer request authentication casues CSEQ and hence ID update.\n delete this._referSubscribers[id];\n id = referSubscriber.id;\n this._referSubscribers[id] = referSubscriber;\n });\n return referSubscriber;\n }\n /**\n * Send a generic in-dialog Request\n */\n sendRequest(method, options) {\n logger.debug('sendRequest()');\n if (this._dialog) {\n return this._dialog.sendRequest(method, options);\n }\n else {\n const dialogsArray = Object.values(this._earlyDialogs);\n if (dialogsArray.length > 0) {\n return dialogsArray[0].sendRequest(method, options);\n }\n logger.warn('sendRequest() | no valid early dialog found');\n return;\n }\n }\n /**\n * In dialog Request Reception\n */\n receiveRequest(request) {\n logger.debug('receiveRequest()');\n if (request.method === JsSIP_C.CANCEL) {\n /* RFC3261 15 States that a UAS may have accepted an invitation while a CANCEL\n * was in progress and that the UAC MAY continue with the session established by\n * any 2xx response, or MAY terminate with BYE. JsSIP does continue with the\n * established session. So the CANCEL is processed only if the session is not yet\n * established.\n */\n /*\n * Terminate the whole session in case the user didn't accept (or yet send the answer)\n * nor reject the request opening the session.\n */\n if (this._status === C.STATUS_WAITING_FOR_ANSWER ||\n this._status === C.STATUS_ANSWERED) {\n this._status = C.STATUS_CANCELED;\n this._request.reply(487);\n this._failed('remote', request, JsSIP_C.causes.CANCELED);\n }\n }\n else {\n // Requests arriving here are in-dialog requests.\n switch (request.method) {\n case JsSIP_C.ACK: {\n if (this._status !== C.STATUS_WAITING_FOR_ACK) {\n return;\n }\n // Update signaling status.\n this._status = C.STATUS_CONFIRMED;\n clearTimeout(this._timers.ackTimer);\n clearTimeout(this._timers.invite2xxTimer);\n if (this._late_sdp) {\n if (!request.body) {\n this.terminate({\n cause: JsSIP_C.causes.MISSING_SDP,\n status_code: 400,\n });\n break;\n }\n const e = {\n originator: 'remote',\n type: 'answer',\n sdp: request.body,\n };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n const answer = new RTCSessionDescription({\n type: 'answer',\n sdp: e.sdp,\n });\n this._connectionPromiseQueue = this._connectionPromiseQueue\n .then(() => this._connection.setRemoteDescription(answer))\n .then(() => {\n if (!this._is_confirmed) {\n this._confirmed('remote', request);\n }\n })\n .catch(error => {\n this.terminate({\n cause: JsSIP_C.causes.BAD_MEDIA_DESCRIPTION,\n status_code: 488,\n });\n logger.warn('emit \"peerconnection:setremotedescriptionfailed\" [error:%o]', error);\n this.emit('peerconnection:setremotedescriptionfailed', error);\n });\n }\n else if (!this._is_confirmed) {\n this._confirmed('remote', request);\n }\n break;\n }\n case JsSIP_C.BYE: {\n if (this._status === C.STATUS_CONFIRMED ||\n this._status === C.STATUS_WAITING_FOR_ACK) {\n request.reply(200);\n this._ended('remote', request, JsSIP_C.causes.BYE);\n }\n else if (this._status === C.STATUS_INVITE_RECEIVED ||\n this._status === C.STATUS_WAITING_FOR_ANSWER) {\n request.reply(200);\n this._request.reply(487, 'BYE Received');\n this._ended('remote', request, JsSIP_C.causes.BYE);\n }\n else {\n request.reply(403, 'Wrong Status');\n }\n break;\n }\n case JsSIP_C.INVITE: {\n if (this._status === C.STATUS_CONFIRMED) {\n if (request.hasHeader('replaces')) {\n this._receiveReplaces(request);\n }\n else {\n this._receiveReinvite(request);\n }\n }\n else {\n request.reply(403, 'Wrong Status');\n }\n break;\n }\n case JsSIP_C.INFO: {\n if (this._status === C.STATUS_1XX_RECEIVED ||\n this._status === C.STATUS_WAITING_FOR_ANSWER ||\n this._status === C.STATUS_ANSWERED ||\n this._status === C.STATUS_WAITING_FOR_ACK ||\n this._status === C.STATUS_CONFIRMED) {\n const contentType = request.hasHeader('Content-Type')\n ? request.getHeader('Content-Type').toLowerCase()\n : undefined;\n if (contentType && contentType.match(/^application\\/dtmf-relay/i)) {\n new RTCSession_DTMF(this).init_incoming(request);\n }\n else if (contentType !== undefined) {\n new RTCSession_Info(this).init_incoming(request);\n }\n else {\n request.reply(415);\n }\n }\n else {\n request.reply(403, 'Wrong Status');\n }\n break;\n }\n case JsSIP_C.UPDATE: {\n if (this._status === C.STATUS_CONFIRMED) {\n this._receiveUpdate(request);\n }\n else {\n request.reply(403, 'Wrong Status');\n }\n break;\n }\n case JsSIP_C.REFER: {\n if (this._status === C.STATUS_CONFIRMED) {\n this._receiveRefer(request);\n }\n else {\n request.reply(403, 'Wrong Status');\n }\n break;\n }\n case JsSIP_C.NOTIFY: {\n if (this._status === C.STATUS_CONFIRMED) {\n this._receiveNotify(request);\n }\n else {\n request.reply(403, 'Wrong Status');\n }\n break;\n }\n default: {\n request.reply(501);\n }\n }\n }\n }\n /**\n * Session Callbacks\n */\n onTransportError() {\n logger.warn('onTransportError()');\n if (this._status !== C.STATUS_TERMINATED) {\n this.terminate({\n status_code: 500,\n reason_phrase: JsSIP_C.causes.CONNECTION_ERROR,\n cause: JsSIP_C.causes.CONNECTION_ERROR,\n });\n }\n }\n onRequestTimeout() {\n logger.warn('onRequestTimeout()');\n if (this._status !== C.STATUS_TERMINATED) {\n this.terminate({\n status_code: 408,\n reason_phrase: JsSIP_C.causes.REQUEST_TIMEOUT,\n cause: JsSIP_C.causes.REQUEST_TIMEOUT,\n });\n }\n }\n onDialogError() {\n logger.warn('onDialogError()');\n if (this._status !== C.STATUS_TERMINATED) {\n this.terminate({\n status_code: 500,\n reason_phrase: JsSIP_C.causes.DIALOG_ERROR,\n cause: JsSIP_C.causes.DIALOG_ERROR,\n });\n }\n }\n // Called from DTMF handler.\n newDTMF(data) {\n logger.debug('newDTMF()');\n this.emit('newDTMF', data);\n }\n // Called from Info handler.\n newInfo(data) {\n logger.debug('newInfo()');\n this.emit('newInfo', data);\n }\n /**\n * Check if RTCSession is ready for an outgoing re-INVITE or UPDATE with SDP.\n */\n isReadyToReOffer() {\n if (!this._rtcReady) {\n logger.debug('isReadyToReOffer() | internal WebRTC status not ready');\n return false;\n }\n // No established yet.\n if (!this._dialog) {\n logger.debug('isReadyToReOffer() | session not established yet');\n return false;\n }\n // Another INVITE transaction is in progress.\n if (this._dialog.uac_pending_reply === true ||\n this._dialog.uas_pending_reply === true) {\n logger.debug('isReadyToReOffer() | there is another INVITE/UPDATE transaction in progress');\n return false;\n }\n return true;\n }\n _close() {\n logger.debug('close()');\n // Close local MediaStream if it was not given by the user.\n if (this._localMediaStream && this._localMediaStreamLocallyGenerated) {\n logger.debug('close() | closing local MediaStream');\n Utils.closeMediaStream(this._localMediaStream);\n }\n if (this._status === C.STATUS_TERMINATED) {\n return;\n }\n this._status = C.STATUS_TERMINATED;\n // Terminate RTC.\n if (this._connection) {\n try {\n this._connection.close();\n }\n catch (error) {\n logger.warn('close() | error closing the RTCPeerConnection: %o', error);\n }\n }\n // Terminate signaling.\n // Clear SIP timers.\n for (const timer in this._timers) {\n if (Object.prototype.hasOwnProperty.call(this._timers, timer)) {\n clearTimeout(this._timers[timer]);\n }\n }\n // Clear Session Timers.\n clearTimeout(this._sessionTimers.timer);\n // Terminate confirmed dialog.\n if (this._dialog) {\n this._dialog.terminate();\n delete this._dialog;\n }\n // Terminate early dialogs.\n for (const dialog in this._earlyDialogs) {\n if (Object.prototype.hasOwnProperty.call(this._earlyDialogs, dialog)) {\n this._earlyDialogs[dialog].terminate();\n delete this._earlyDialogs[dialog];\n }\n }\n // Terminate REFER subscribers.\n for (const subscriber in this._referSubscribers) {\n if (Object.prototype.hasOwnProperty.call(this._referSubscribers, subscriber)) {\n delete this._referSubscribers[subscriber];\n }\n }\n this._ua.destroyRTCSession(this);\n }\n /**\n * Private API.\n */\n /**\n * RFC3261 13.3.1.4\n * Response retransmissions cannot be accomplished by transaction layer\n * since it is destroyed when receiving the first 2xx answer\n */\n _setInvite2xxTimer(request, body) {\n let timeout = Timers.T1;\n function invite2xxRetransmission() {\n if (this._status !== C.STATUS_WAITING_FOR_ACK) {\n return;\n }\n request.reply(200, null, [`Contact: ${this._contact}`], body);\n if (timeout < Timers.T2) {\n timeout = timeout * 2;\n if (timeout > Timers.T2) {\n timeout = Timers.T2;\n }\n }\n this._timers.invite2xxTimer = setTimeout(invite2xxRetransmission.bind(this), timeout);\n }\n this._timers.invite2xxTimer = setTimeout(invite2xxRetransmission.bind(this), timeout);\n }\n /**\n * RFC3261 14.2\n * If a UAS generates a 2xx response and never receives an ACK,\n * it SHOULD generate a BYE to terminate the dialog.\n */\n _setACKTimer() {\n this._timers.ackTimer = setTimeout(() => {\n if (this._status === C.STATUS_WAITING_FOR_ACK) {\n logger.debug('no ACK received, terminating the session');\n clearTimeout(this._timers.invite2xxTimer);\n this.sendRequest(JsSIP_C.BYE);\n this._ended('remote', null, JsSIP_C.causes.NO_ACK);\n }\n }, Timers.TIMER_H);\n }\n _createRTCConnection(pcConfig, rtcConstraints) {\n this._connection = new RTCPeerConnection(pcConfig, rtcConstraints);\n this._connection.addEventListener('iceconnectionstatechange', () => {\n const state = this._connection.iceConnectionState;\n // TODO: Do more with different states.\n if (state === 'failed') {\n this.terminate({\n cause: JsSIP_C.causes.RTP_TIMEOUT,\n status_code: 408,\n reason_phrase: JsSIP_C.causes.RTP_TIMEOUT,\n });\n }\n });\n logger.debug('emit \"peerconnection\"');\n this.emit('peerconnection', {\n peerconnection: this._connection,\n });\n }\n _createLocalDescription(type, constraints) {\n logger.debug('createLocalDescription()');\n if (type !== 'offer' && type !== 'answer') {\n throw new Error(`createLocalDescription() | invalid type \"${type}\"`);\n }\n const connection = this._connection;\n this._rtcReady = false;\n return (Promise.resolve()\n // Create Offer or Answer.\n .then(() => {\n if (type === 'offer') {\n return connection.createOffer(constraints).catch(error => {\n logger.warn('emit \"peerconnection:createofferfailed\" [error:%o]', error);\n this.emit('peerconnection:createofferfailed', error);\n return Promise.reject(error);\n });\n }\n else {\n return connection.createAnswer(constraints).catch(error => {\n logger.warn('emit \"peerconnection:createanswerfailed\" [error:%o]', error);\n this.emit('peerconnection:createanswerfailed', error);\n return Promise.reject(error);\n });\n }\n })\n // Set local description.\n .then(desc => {\n return connection.setLocalDescription(desc).catch(error => {\n this._rtcReady = true;\n logger.warn('emit \"peerconnection:setlocaldescriptionfailed\" [error:%o]', error);\n this.emit('peerconnection:setlocaldescriptionfailed', error);\n return Promise.reject(error);\n });\n })\n .then(() => {\n // Resolve right away if 'pc.iceGatheringState' is 'complete'.\n /**\n * Resolve right away if:\n * - 'connection.iceGatheringState' is 'complete' and no 'iceRestart' constraint is set.\n * - 'connection.iceGatheringState' is 'gathering' and 'iceReady' is true.\n */\n const iceRestart = constraints && constraints.iceRestart;\n if ((connection.iceGatheringState === 'complete' && !iceRestart) ||\n (connection.iceGatheringState === 'gathering' && this._iceReady)) {\n this._rtcReady = true;\n const e = {\n originator: 'local',\n type: type,\n sdp: connection.localDescription.sdp,\n };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n return Promise.resolve(e.sdp);\n }\n // Add 'pc.onicencandidate' event handler to resolve on last candidate.\n return new Promise(resolve => {\n let finished = false;\n let iceCandidateListener;\n let iceGatheringStateListener;\n this._iceReady = false;\n const ready = () => {\n if (finished) {\n return;\n }\n connection.removeEventListener('icecandidate', iceCandidateListener);\n connection.removeEventListener('icegatheringstatechange', iceGatheringStateListener);\n finished = true;\n this._rtcReady = true;\n // connection.iceGatheringState will still indicate 'gathering' and thus be blocking.\n this._iceReady = true;\n const e = {\n originator: 'local',\n type: type,\n sdp: connection.localDescription.sdp,\n };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n resolve(e.sdp);\n };\n connection.addEventListener('icecandidate', (iceCandidateListener = event => {\n const candidate = event.candidate;\n if (candidate) {\n this.emit('icecandidate', {\n candidate,\n ready,\n });\n }\n else {\n ready();\n }\n }));\n connection.addEventListener('icegatheringstatechange', (iceGatheringStateListener = () => {\n if (connection.iceGatheringState === 'complete') {\n ready();\n }\n }));\n });\n }));\n }\n /**\n * Dialog Management\n */\n _createDialog(message, type, early) {\n const local_tag = type === 'UAS' ? message.to_tag : message.from_tag;\n const remote_tag = type === 'UAS' ? message.from_tag : message.to_tag;\n const id = message.call_id + local_tag + remote_tag;\n let early_dialog = this._earlyDialogs[id];\n // Early Dialog.\n if (early) {\n if (early_dialog) {\n return true;\n }\n else {\n early_dialog = new Dialog(this, message, type, Dialog.C.STATUS_EARLY);\n // Dialog has been successfully created.\n if (early_dialog.error) {\n logger.debug(early_dialog.error);\n this._failed('remote', message, JsSIP_C.causes.INTERNAL_ERROR);\n return false;\n }\n else {\n this._earlyDialogs[id] = early_dialog;\n return true;\n }\n }\n }\n // Confirmed Dialog.\n else {\n this._from_tag = message.from_tag;\n this._to_tag = message.to_tag;\n // In case the dialog is in _early_ state, update it.\n if (early_dialog) {\n early_dialog.update(message, type);\n this._dialog = early_dialog;\n delete this._earlyDialogs[id];\n return true;\n }\n // Otherwise, create a _confirmed_ dialog.\n const dialog = new Dialog(this, message, type);\n if (dialog.error) {\n logger.debug(dialog.error);\n this._failed('remote', message, JsSIP_C.causes.INTERNAL_ERROR);\n return false;\n }\n else {\n this._dialog = dialog;\n return true;\n }\n }\n }\n /**\n * In dialog INVITE Reception\n */\n _receiveReinvite(request) {\n logger.debug('receiveReinvite()');\n const contentType = request.hasHeader('Content-Type')\n ? request.getHeader('Content-Type').toLowerCase()\n : undefined;\n const data = {\n request,\n callback: undefined,\n reject: reject.bind(this),\n };\n let rejected = false;\n function reject(options = {}) {\n rejected = true;\n const status_code = options.status_code || 403;\n const reason_phrase = options.reason_phrase || '';\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n if (this._status !== C.STATUS_CONFIRMED) {\n return false;\n }\n if (status_code < 300 || status_code >= 700) {\n throw new TypeError(`Invalid status_code: ${status_code}`);\n }\n request.reply(status_code, reason_phrase, extraHeaders);\n }\n // Emit 'reinvite'.\n this.emit('reinvite', data);\n if (rejected) {\n return;\n }\n this._late_sdp = false;\n // Request without SDP.\n if (!request.body) {\n this._late_sdp = true;\n if (this._remoteHold) {\n this._remoteHold = false;\n this._onunhold('remote');\n }\n this._connectionPromiseQueue = this._connectionPromiseQueue\n .then(() => this._createLocalDescription('offer', this._rtcOfferConstraints))\n .then(sdp => {\n sendAnswer.call(this, sdp);\n })\n .catch(() => {\n request.reply(500);\n });\n return;\n }\n // Request with SDP.\n if (contentType !== 'application/sdp') {\n logger.debug('invalid Content-Type');\n request.reply(415);\n return;\n }\n this._processInDialogSdpOffer(request)\n // Send answer.\n .then(desc => {\n if (this._status === C.STATUS_TERMINATED) {\n return;\n }\n sendAnswer.call(this, desc);\n })\n .catch(error => {\n logger.warn(error);\n });\n function sendAnswer(desc) {\n const extraHeaders = [`Contact: ${this._contact}`];\n this._handleSessionTimersInIncomingRequest(request, extraHeaders);\n if (this._late_sdp) {\n desc = this._mangleOffer(desc);\n }\n request.reply(200, null, extraHeaders, desc, () => {\n this._status = C.STATUS_WAITING_FOR_ACK;\n this._setInvite2xxTimer(request, desc);\n this._setACKTimer();\n });\n // If callback is given execute it.\n if (typeof data.callback === 'function') {\n data.callback();\n }\n }\n }\n /**\n * In dialog UPDATE Reception\n */\n _receiveUpdate(request) {\n logger.debug('receiveUpdate()');\n const contentType = request.hasHeader('Content-Type')\n ? request.getHeader('Content-Type').toLowerCase()\n : undefined;\n const data = {\n request,\n callback: undefined,\n reject: reject.bind(this),\n };\n let rejected = false;\n function reject(options = {}) {\n rejected = true;\n const status_code = options.status_code || 403;\n const reason_phrase = options.reason_phrase || '';\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n if (this._status !== C.STATUS_CONFIRMED) {\n return false;\n }\n if (status_code < 300 || status_code >= 700) {\n throw new TypeError(`Invalid status_code: ${status_code}`);\n }\n request.reply(status_code, reason_phrase, extraHeaders);\n }\n // Emit 'update'.\n this.emit('update', data);\n if (rejected) {\n return;\n }\n if (!request.body) {\n sendAnswer.call(this, null);\n return;\n }\n if (contentType !== 'application/sdp') {\n logger.debug('invalid Content-Type');\n request.reply(415);\n return;\n }\n this._processInDialogSdpOffer(request)\n // Send answer.\n .then(desc => {\n if (this._status === C.STATUS_TERMINATED) {\n return;\n }\n sendAnswer.call(this, desc);\n })\n .catch(error => {\n logger.warn(error);\n });\n function sendAnswer(desc) {\n const extraHeaders = [`Contact: ${this._contact}`];\n this._handleSessionTimersInIncomingRequest(request, extraHeaders);\n request.reply(200, null, extraHeaders, desc);\n // If callback is given execute it.\n if (typeof data.callback === 'function') {\n data.callback();\n }\n }\n }\n _processInDialogSdpOffer(request) {\n logger.debug('_processInDialogSdpOffer()');\n const sdp = request.parseSDP();\n let hold = false;\n for (const m of sdp.media) {\n if (holdMediaTypes.indexOf(m.type) === -1) {\n continue;\n }\n const direction = m.direction || sdp.direction || 'sendrecv';\n if (direction === 'sendonly' || direction === 'inactive') {\n hold = true;\n }\n // If at least one of the streams is active don't emit 'hold'.\n else {\n hold = false;\n break;\n }\n }\n const e = { originator: 'remote', type: 'offer', sdp: request.body };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n const offer = new RTCSessionDescription({ type: 'offer', sdp: e.sdp });\n this._connectionPromiseQueue = this._connectionPromiseQueue\n // Set remote description.\n .then(() => {\n if (this._status === C.STATUS_TERMINATED) {\n throw new Error('terminated');\n }\n return this._connection.setRemoteDescription(offer).catch(error => {\n request.reply(488);\n logger.warn('emit \"peerconnection:setremotedescriptionfailed\" [error:%o]', error);\n this.emit('peerconnection:setremotedescriptionfailed', error);\n throw error;\n });\n })\n .then(() => {\n if (this._status === C.STATUS_TERMINATED) {\n throw new Error('terminated');\n }\n if (this._remoteHold === true && hold === false) {\n this._remoteHold = false;\n this._onunhold('remote');\n }\n else if (this._remoteHold === false && hold === true) {\n this._remoteHold = true;\n this._onhold('remote');\n }\n })\n // Create local description.\n .then(() => {\n if (this._status === C.STATUS_TERMINATED) {\n throw new Error('terminated');\n }\n return this._createLocalDescription('answer', this._rtcAnswerConstraints).catch(error => {\n request.reply(500);\n logger.warn('emit \"peerconnection:createtelocaldescriptionfailed\" [error:%o]', error);\n throw error;\n });\n })\n .catch(error => {\n logger.warn('_processInDialogSdpOffer() failed [error: %o]', error);\n });\n return this._connectionPromiseQueue;\n }\n /**\n * In dialog Refer Reception\n */\n _receiveRefer(request) {\n logger.debug('receiveRefer()');\n if (!request.refer_to) {\n logger.debug('no Refer-To header field present in REFER');\n request.reply(400);\n return;\n }\n if (request.refer_to.uri.scheme !== JsSIP_C.SIP) {\n logger.debug('Refer-To header field points to a non-SIP URI scheme');\n request.reply(416);\n return;\n }\n // Reply before the transaction timer expires.\n request.reply(202);\n const notifier = new RTCSession_ReferNotifier(this, request.cseq);\n logger.debug('emit \"refer\"');\n // Emit 'refer'.\n this.emit('refer', {\n request,\n accept: (initCallback, options) => {\n accept.call(this, initCallback, options);\n },\n reject: () => {\n reject.call(this);\n },\n });\n function accept(initCallback, options = {}) {\n initCallback = typeof initCallback === 'function' ? initCallback : null;\n if (this._status !== C.STATUS_WAITING_FOR_ACK &&\n this._status !== C.STATUS_CONFIRMED) {\n return false;\n }\n const session = new RTCSession(this._ua);\n session.on('progress', ({ response }) => {\n notifier.notify(response.status_code, response.reason_phrase);\n });\n session.on('accepted', ({ response }) => {\n notifier.notify(response.status_code, response.reason_phrase);\n });\n session.on('_failed', ({ message, cause }) => {\n if (message) {\n notifier.notify(message.status_code, message.reason_phrase);\n }\n else {\n notifier.notify(487, cause);\n }\n });\n // Consider the Replaces header present in the Refer-To URI.\n if (request.refer_to.uri.hasHeader('replaces')) {\n const replaces = decodeURIComponent(request.refer_to.uri.getHeader('replaces'));\n options.extraHeaders = Utils.cloneArray(options.extraHeaders);\n options.extraHeaders.push(`Replaces: ${replaces}`);\n }\n const target_uri = request.refer_to.uri.clone();\n target_uri.clearHeaders();\n session.connect(target_uri, options, initCallback);\n }\n function reject() {\n notifier.notify(603);\n }\n }\n /**\n * In dialog Notify Reception\n */\n _receiveNotify(request) {\n logger.debug('receiveNotify()');\n if (!request.event) {\n request.reply(400);\n }\n switch (request.event.event) {\n case 'refer': {\n let id;\n let referSubscriber;\n if (request.event.params && request.event.params.id) {\n id = request.event.params.id;\n referSubscriber = this._referSubscribers[id];\n }\n else if (Object.keys(this._referSubscribers).length === 1) {\n referSubscriber =\n this._referSubscribers[Object.keys(this._referSubscribers)[0]];\n }\n else {\n request.reply(400, 'Missing event id parameter');\n return;\n }\n if (!referSubscriber) {\n request.reply(481, 'Subscription does not exist');\n return;\n }\n referSubscriber.receiveNotify(request);\n request.reply(200);\n break;\n }\n default: {\n request.reply(489);\n }\n }\n }\n /**\n * INVITE with Replaces Reception\n */\n _receiveReplaces(request) {\n logger.debug('receiveReplaces()');\n function accept(initCallback) {\n if (this._status !== C.STATUS_WAITING_FOR_ACK &&\n this._status !== C.STATUS_CONFIRMED) {\n return false;\n }\n const session = new RTCSession(this._ua);\n // Terminate the current session when the new one is confirmed.\n session.on('confirmed', () => {\n this.terminate();\n });\n session.init_incoming(request, initCallback);\n }\n function reject() {\n logger.debug('Replaced INVITE rejected by the user');\n request.reply(486);\n }\n // Emit 'replace'.\n this.emit('replaces', {\n request,\n accept: initCallback => {\n accept.call(this, initCallback);\n },\n reject: () => {\n reject.call(this);\n },\n });\n }\n /**\n * Initial Request Sender\n */\n _sendInitialRequest(mediaConstraints, rtcOfferConstraints, mediaStream) {\n const request_sender = new RequestSender(this._ua, this._request, {\n onRequestTimeout: () => {\n this.onRequestTimeout();\n },\n onTransportError: () => {\n this.onTransportError();\n },\n // Update the request on authentication.\n onAuthenticated: request => {\n this._request = request;\n },\n onReceiveResponse: response => {\n this._receiveInviteResponse(response);\n },\n });\n // This Promise is resolved within the next iteration, so the app has now\n // a chance to set events such as 'peerconnection' and 'connecting'.\n Promise.resolve()\n // Get a stream if required.\n .then(() => {\n // A stream is given, let the app set events such as 'peerconnection' and 'connecting'.\n if (mediaStream) {\n return mediaStream;\n }\n // Request for user media access.\n else if (mediaConstraints.audio || mediaConstraints.video) {\n this._localMediaStreamLocallyGenerated = true;\n return navigator.mediaDevices\n .getUserMedia(mediaConstraints)\n .catch(error => {\n if (this._status === C.STATUS_TERMINATED) {\n throw new Error('terminated');\n }\n this._failed('local', null, JsSIP_C.causes.USER_DENIED_MEDIA_ACCESS);\n logger.warn('emit \"getusermediafailed\" [error:%o]', error);\n this.emit('getusermediafailed', error);\n throw error;\n });\n }\n })\n .then(stream => {\n if (this._status === C.STATUS_TERMINATED) {\n throw new Error('terminated');\n }\n this._localMediaStream = stream;\n if (stream) {\n stream.getTracks().forEach(track => {\n this._connection.addTrack(track, stream);\n });\n }\n // TODO: should this be triggered here?\n this._connecting(this._request);\n return this._createLocalDescription('offer', rtcOfferConstraints).catch(error => {\n this._failed('local', null, JsSIP_C.causes.WEBRTC_ERROR);\n throw error;\n });\n })\n .then(desc => {\n if (this._is_canceled || this._status === C.STATUS_TERMINATED) {\n throw new Error('terminated');\n }\n this._request.body = desc;\n this._status = C.STATUS_INVITE_SENT;\n logger.debug('emit \"sending\" [request:%o]', this._request);\n // Emit 'sending' so the app can mangle the body before the request is sent.\n this.emit('sending', {\n request: this._request,\n });\n request_sender.send();\n })\n .catch(error => {\n if (this._status === C.STATUS_TERMINATED) {\n return;\n }\n logger.warn(error);\n });\n }\n /**\n * Get DTMF RTCRtpSender.\n */\n _getDTMFRTPSender() {\n const sender = this._connection.getSenders().find(rtpSender => {\n return rtpSender.track && rtpSender.track.kind === 'audio';\n });\n if (!(sender && sender.dtmf)) {\n logger.warn('sendDTMF() | no local audio track to send DTMF with');\n return;\n }\n return sender.dtmf;\n }\n /**\n * Reception of Response for Initial INVITE\n */\n _receiveInviteResponse(response) {\n logger.debug('receiveInviteResponse()');\n // Handle 2XX retransmissions and responses from forked requests.\n if (this._dialog &&\n response.status_code >= 200 &&\n response.status_code <= 299) {\n /*\n * If it is a retransmission from the endpoint that established\n * the dialog, send an ACK\n */\n if (this._dialog.id.call_id === response.call_id &&\n this._dialog.id.local_tag === response.from_tag &&\n this._dialog.id.remote_tag === response.to_tag) {\n this.sendRequest(JsSIP_C.ACK);\n return;\n }\n // If not, send an ACK and terminate.\n else {\n const dialog = new Dialog(this, response, 'UAC');\n if (dialog.error !== undefined) {\n logger.debug(dialog.error);\n return;\n }\n this.sendRequest(JsSIP_C.ACK);\n this.sendRequest(JsSIP_C.BYE);\n return;\n }\n }\n // Proceed to cancellation if the user requested.\n if (this._is_canceled) {\n if (response.status_code >= 100 && response.status_code < 200) {\n this._request.cancel(this._cancel_reason);\n }\n else if (response.status_code >= 200 && response.status_code < 299) {\n this._acceptAndTerminate(response);\n }\n return;\n }\n if (this._status !== C.STATUS_INVITE_SENT &&\n this._status !== C.STATUS_1XX_RECEIVED) {\n return;\n }\n switch (true) {\n case /^100$/.test(response.status_code): {\n this._status = C.STATUS_1XX_RECEIVED;\n break;\n }\n case /^1[0-9]{2}$/.test(response.status_code): {\n // Do nothing with 1xx responses without To tag.\n if (!response.to_tag) {\n logger.debug('1xx response received without to tag');\n break;\n }\n // Create Early Dialog if 1XX comes with contact.\n if (response.hasHeader('contact')) {\n // An error on dialog creation will fire 'failed' event.\n if (!this._createDialog(response, 'UAC', true)) {\n break;\n }\n }\n this._status = C.STATUS_1XX_RECEIVED;\n if (!response.body) {\n this._progress('remote', response);\n break;\n }\n const e = { originator: 'remote', type: 'answer', sdp: response.body };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n const answer = new RTCSessionDescription({\n type: 'answer',\n sdp: e.sdp,\n });\n this._connectionPromiseQueue = this._connectionPromiseQueue\n .then(() => this._connection.setRemoteDescription(answer))\n .then(() => this._progress('remote', response))\n .catch(error => {\n logger.warn('emit \"peerconnection:setremotedescriptionfailed\" [error:%o]', error);\n this.emit('peerconnection:setremotedescriptionfailed', error);\n });\n break;\n }\n case /^2[0-9]{2}$/.test(response.status_code): {\n this._status = C.STATUS_CONFIRMED;\n if (!response.body) {\n this._acceptAndTerminate(response, 400, JsSIP_C.causes.MISSING_SDP);\n this._failed('remote', response, JsSIP_C.causes.BAD_MEDIA_DESCRIPTION);\n break;\n }\n // An error on dialog creation will fire 'failed' event.\n if (!this._createDialog(response, 'UAC')) {\n break;\n }\n const e = { originator: 'remote', type: 'answer', sdp: response.body };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n const answer = new RTCSessionDescription({\n type: 'answer',\n sdp: e.sdp,\n });\n this._connectionPromiseQueue = this._connectionPromiseQueue\n .then(() => {\n // Be ready for 200 with SDP after a 180/183 with SDP.\n // We created a SDP 'answer' for it, so check the current signaling state.\n if (this._connection.signalingState === 'stable') {\n return this._connection\n .createOffer(this._rtcOfferConstraints)\n .then(offer => this._connection.setLocalDescription(offer))\n .catch(error => {\n this._acceptAndTerminate(response, 500, error.toString());\n this._failed('local', response, JsSIP_C.causes.WEBRTC_ERROR);\n });\n }\n })\n .then(() => {\n this._connection\n .setRemoteDescription(answer)\n .then(() => {\n // Handle Session Timers.\n this._handleSessionTimersInIncomingResponse(response);\n this._accepted('remote', response);\n this.sendRequest(JsSIP_C.ACK);\n this._confirmed('local', null);\n })\n .catch(error => {\n this._acceptAndTerminate(response, 488, 'Not Acceptable Here');\n this._failed('remote', response, JsSIP_C.causes.BAD_MEDIA_DESCRIPTION);\n logger.warn('emit \"peerconnection:setremotedescriptionfailed\" [error:%o]', error);\n this.emit('peerconnection:setremotedescriptionfailed', error);\n });\n });\n break;\n }\n default: {\n const cause = Utils.sipErrorCause(response.status_code);\n this._failed('remote', response, cause);\n }\n }\n }\n /**\n * Send Re-INVITE\n */\n _sendReinvite(options = {}) {\n logger.debug('sendReinvite()');\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const eventHandlers = Utils.cloneObject(options.eventHandlers);\n const rtcOfferConstraints = options.rtcOfferConstraints || this._rtcOfferConstraints || null;\n let succeeded = false;\n extraHeaders.push(`Contact: ${this._contact}`);\n extraHeaders.push('Content-Type: application/sdp');\n // Session Timers.\n if (this._sessionTimers.running) {\n extraHeaders.push(`Session-Expires: ${this._sessionTimers.currentExpires};refresher=${this._sessionTimers.refresher ? 'uac' : 'uas'}`);\n }\n this._connectionPromiseQueue = this._connectionPromiseQueue\n .then(() => this._createLocalDescription('offer', rtcOfferConstraints))\n .then(sdp => {\n sdp = this._mangleOffer(sdp);\n const e = { originator: 'local', type: 'offer', sdp };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n this.sendRequest(JsSIP_C.INVITE, {\n extraHeaders,\n body: sdp,\n eventHandlers: {\n onSuccessResponse: response => {\n onSucceeded.call(this, response);\n succeeded = true;\n },\n onErrorResponse: response => {\n onFailed.call(this, response);\n },\n onTransportError: () => {\n this.onTransportError(); // Do nothing because session ends.\n },\n onRequestTimeout: () => {\n this.onRequestTimeout(); // Do nothing because session ends.\n },\n onDialogError: () => {\n this.onDialogError(); // Do nothing because session ends.\n },\n },\n });\n })\n .catch(() => {\n onFailed();\n });\n function onSucceeded(response) {\n if (this._status === C.STATUS_TERMINATED) {\n return;\n }\n this.sendRequest(JsSIP_C.ACK);\n // If it is a 2XX retransmission exit now.\n if (succeeded) {\n return;\n }\n // Handle Session Timers.\n this._handleSessionTimersInIncomingResponse(response);\n // Must have SDP answer.\n if (!response.body) {\n onFailed.call(this);\n return;\n }\n else if (!response.hasHeader('Content-Type') ||\n response.getHeader('Content-Type').toLowerCase() !== 'application/sdp') {\n onFailed.call(this);\n return;\n }\n const e = { originator: 'remote', type: 'answer', sdp: response.body };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n const answer = new RTCSessionDescription({ type: 'answer', sdp: e.sdp });\n this._connectionPromiseQueue = this._connectionPromiseQueue\n .then(() => this._connection.setRemoteDescription(answer))\n .then(() => {\n if (eventHandlers.succeeded) {\n eventHandlers.succeeded(response);\n }\n })\n .catch(error => {\n onFailed.call(this);\n logger.warn('emit \"peerconnection:setremotedescriptionfailed\" [error:%o]', error);\n this.emit('peerconnection:setremotedescriptionfailed', error);\n });\n }\n function onFailed(response) {\n if (eventHandlers.failed) {\n eventHandlers.failed(response);\n }\n }\n }\n /**\n * Send UPDATE\n */\n _sendUpdate(options = {}) {\n logger.debug('sendUpdate()');\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const eventHandlers = Utils.cloneObject(options.eventHandlers);\n const rtcOfferConstraints = options.rtcOfferConstraints || this._rtcOfferConstraints || null;\n const sdpOffer = options.sdpOffer || false;\n let succeeded = false;\n extraHeaders.push(`Contact: ${this._contact}`);\n // Session Timers.\n if (this._sessionTimers.running) {\n extraHeaders.push(`Session-Expires: ${this._sessionTimers.currentExpires};refresher=${this._sessionTimers.refresher ? 'uac' : 'uas'}`);\n }\n if (sdpOffer) {\n extraHeaders.push('Content-Type: application/sdp');\n this._connectionPromiseQueue = this._connectionPromiseQueue\n .then(() => this._createLocalDescription('offer', rtcOfferConstraints))\n .then(sdp => {\n sdp = this._mangleOffer(sdp);\n const e = { originator: 'local', type: 'offer', sdp };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n this.sendRequest(JsSIP_C.UPDATE, {\n extraHeaders,\n body: sdp,\n eventHandlers: {\n onSuccessResponse: response => {\n onSucceeded.call(this, response);\n succeeded = true;\n },\n onErrorResponse: response => {\n onFailed.call(this, response);\n },\n onTransportError: () => {\n this.onTransportError(); // Do nothing because session ends.\n },\n onRequestTimeout: () => {\n this.onRequestTimeout(); // Do nothing because session ends.\n },\n onDialogError: () => {\n this.onDialogError(); // Do nothing because session ends.\n },\n },\n });\n })\n .catch(() => {\n onFailed.call(this);\n });\n }\n // No SDP.\n else {\n this.sendRequest(JsSIP_C.UPDATE, {\n extraHeaders,\n eventHandlers: {\n onSuccessResponse: response => {\n onSucceeded.call(this, response);\n },\n onErrorResponse: response => {\n onFailed.call(this, response);\n },\n onTransportError: () => {\n this.onTransportError(); // Do nothing because session ends.\n },\n onRequestTimeout: () => {\n this.onRequestTimeout(); // Do nothing because session ends.\n },\n onDialogError: () => {\n this.onDialogError(); // Do nothing because session ends.\n },\n },\n });\n }\n function onSucceeded(response) {\n if (this._status === C.STATUS_TERMINATED) {\n return;\n }\n // If it is a 2XX retransmission exit now.\n if (succeeded) {\n return;\n }\n // Handle Session Timers.\n this._handleSessionTimersInIncomingResponse(response);\n // Must have SDP answer.\n if (sdpOffer) {\n if (!response.body) {\n onFailed.call(this);\n return;\n }\n else if (!response.hasHeader('Content-Type') ||\n response.getHeader('Content-Type').toLowerCase() !== 'application/sdp') {\n onFailed.call(this);\n return;\n }\n const e = { originator: 'remote', type: 'answer', sdp: response.body };\n logger.debug('emit \"sdp\"');\n this.emit('sdp', e);\n const answer = new RTCSessionDescription({\n type: 'answer',\n sdp: e.sdp,\n });\n this._connectionPromiseQueue = this._connectionPromiseQueue\n .then(() => this._connection.setRemoteDescription(answer))\n .then(() => {\n if (eventHandlers.succeeded) {\n eventHandlers.succeeded(response);\n }\n })\n .catch(error => {\n onFailed.call(this);\n logger.warn('emit \"peerconnection:setremotedescriptionfailed\" [error:%o]', error);\n this.emit('peerconnection:setremotedescriptionfailed', error);\n });\n }\n // No SDP answer.\n else if (eventHandlers.succeeded) {\n eventHandlers.succeeded(response);\n }\n }\n function onFailed(response) {\n if (eventHandlers.failed) {\n eventHandlers.failed(response);\n }\n }\n }\n _acceptAndTerminate(response, status_code, reason_phrase) {\n logger.debug('acceptAndTerminate()');\n const extraHeaders = [];\n if (status_code) {\n reason_phrase = reason_phrase || JsSIP_C.REASON_PHRASE[status_code] || '';\n extraHeaders.push(`Reason: SIP ;cause=${status_code}; text=\"${reason_phrase}\"`);\n }\n // An error on dialog creation will fire 'failed' event.\n if (this._dialog || this._createDialog(response, 'UAC')) {\n this.sendRequest(JsSIP_C.ACK);\n this.sendRequest(JsSIP_C.BYE, {\n extraHeaders,\n });\n }\n // Update session status.\n this._status = C.STATUS_TERMINATED;\n }\n /**\n * Correctly set the SDP direction attributes if the call is on local hold\n */\n _mangleOffer(sdp) {\n if (!this._localHold && !this._remoteHold) {\n return sdp;\n }\n sdp = sdp_transform.parse(sdp);\n // Local hold.\n if (this._localHold && !this._remoteHold) {\n logger.debug('mangleOffer() | me on hold, mangling offer');\n for (const m of sdp.media) {\n if (holdMediaTypes.indexOf(m.type) === -1) {\n continue;\n }\n if (!m.direction) {\n m.direction = 'sendonly';\n }\n else if (m.direction === 'sendrecv') {\n m.direction = 'sendonly';\n }\n else if (m.direction === 'recvonly') {\n m.direction = 'inactive';\n }\n }\n }\n // Local and remote hold.\n else if (this._localHold && this._remoteHold) {\n logger.debug('mangleOffer() | both on hold, mangling offer');\n for (const m of sdp.media) {\n if (holdMediaTypes.indexOf(m.type) === -1) {\n continue;\n }\n m.direction = 'inactive';\n }\n }\n // Remote hold.\n else if (this._remoteHold) {\n logger.debug('mangleOffer() | remote on hold, mangling offer');\n for (const m of sdp.media) {\n if (holdMediaTypes.indexOf(m.type) === -1) {\n continue;\n }\n if (!m.direction) {\n m.direction = 'recvonly';\n }\n else if (m.direction === 'sendrecv') {\n m.direction = 'recvonly';\n }\n else if (m.direction === 'recvonly') {\n m.direction = 'inactive';\n }\n }\n }\n return sdp_transform.write(sdp);\n }\n _setLocalMediaStatus() {\n let enableAudio = true, enableVideo = true;\n if (this._localHold || this._remoteHold) {\n enableAudio = false;\n enableVideo = false;\n }\n if (this._audioMuted) {\n enableAudio = false;\n }\n if (this._videoMuted) {\n enableVideo = false;\n }\n this._toggleMuteAudio(!enableAudio);\n this._toggleMuteVideo(!enableVideo);\n }\n /**\n * Handle SessionTimers for an incoming INVITE or UPDATE.\n * @param {IncomingRequest} request\n * @param {Array} responseExtraHeaders Extra headers for the 200 response.\n */\n _handleSessionTimersInIncomingRequest(request, responseExtraHeaders) {\n if (!this._sessionTimers.enabled) {\n return;\n }\n let session_expires_refresher;\n if (request.session_expires &&\n request.session_expires >= JsSIP_C.MIN_SESSION_EXPIRES) {\n this._sessionTimers.currentExpires = request.session_expires;\n session_expires_refresher = request.session_expires_refresher || 'uas';\n }\n else {\n this._sessionTimers.currentExpires = this._sessionTimers.defaultExpires;\n session_expires_refresher = 'uas';\n }\n responseExtraHeaders.push(`Session-Expires: ${this._sessionTimers.currentExpires};refresher=${session_expires_refresher}`);\n this._sessionTimers.refresher = session_expires_refresher === 'uas';\n this._runSessionTimer();\n }\n /**\n * Handle SessionTimers for an incoming response to INVITE or UPDATE.\n * @param {IncomingResponse} response\n */\n _handleSessionTimersInIncomingResponse(response) {\n if (!this._sessionTimers.enabled) {\n return;\n }\n let session_expires_refresher;\n if (response.session_expires &&\n response.session_expires >= JsSIP_C.MIN_SESSION_EXPIRES) {\n this._sessionTimers.currentExpires = response.session_expires;\n session_expires_refresher = response.session_expires_refresher || 'uac';\n }\n else {\n this._sessionTimers.currentExpires = this._sessionTimers.defaultExpires;\n session_expires_refresher = 'uac';\n }\n this._sessionTimers.refresher = session_expires_refresher === 'uac';\n this._runSessionTimer();\n }\n _runSessionTimer() {\n const expires = this._sessionTimers.currentExpires;\n this._sessionTimers.running = true;\n clearTimeout(this._sessionTimers.timer);\n // I'm the refresher.\n if (this._sessionTimers.refresher) {\n this._sessionTimers.timer = setTimeout(() => {\n if (this._status === C.STATUS_TERMINATED) {\n return;\n }\n if (!this.isReadyToReOffer()) {\n return;\n }\n logger.debug('runSessionTimer() | sending session refresh request');\n if (this._sessionTimers.refreshMethod === JsSIP_C.UPDATE) {\n this._sendUpdate();\n }\n else {\n this._sendReinvite();\n }\n }, expires * 500); // Half the given interval (as the RFC states).\n }\n // I'm not the refresher.\n else {\n this._sessionTimers.timer = setTimeout(() => {\n if (this._status === C.STATUS_TERMINATED) {\n return;\n }\n logger.warn('runSessionTimer() | timer expired, terminating the session');\n this.terminate({\n cause: JsSIP_C.causes.REQUEST_TIMEOUT,\n status_code: 408,\n reason_phrase: 'Session Timer Expired',\n });\n }, expires * 1100);\n }\n }\n _toggleMuteAudio(mute) {\n const senders = this._connection.getSenders().filter(sender => {\n return sender.track && sender.track.kind === 'audio';\n });\n for (const sender of senders) {\n sender.track.enabled = !mute;\n }\n }\n _toggleMuteVideo(mute) {\n const senders = this._connection.getSenders().filter(sender => {\n return sender.track && sender.track.kind === 'video';\n });\n for (const sender of senders) {\n sender.track.enabled = !mute;\n }\n }\n _newRTCSession(originator, request) {\n logger.debug('newRTCSession()');\n this._ua.newRTCSession(this, {\n originator,\n session: this,\n request,\n });\n }\n _connecting(request) {\n logger.debug('session connecting');\n logger.debug('emit \"connecting\"');\n this.emit('connecting', {\n request,\n });\n }\n _progress(originator, response) {\n logger.debug('session progress');\n logger.debug('emit \"progress\"');\n this.emit('progress', {\n originator,\n response: response || null,\n });\n }\n _accepted(originator, message) {\n logger.debug('session accepted');\n this._start_time = new Date();\n logger.debug('emit \"accepted\"');\n this.emit('accepted', {\n originator,\n response: message || null,\n });\n }\n _confirmed(originator, ack) {\n logger.debug('session confirmed');\n this._is_confirmed = true;\n logger.debug('emit \"confirmed\"');\n this.emit('confirmed', {\n originator,\n ack: ack || null,\n });\n }\n _ended(originator, message, cause) {\n logger.debug('session ended');\n this._end_time = new Date();\n this._close();\n logger.debug('emit \"ended\"');\n this.emit('ended', {\n originator,\n message: message || null,\n cause,\n });\n }\n _failed(originator, message, cause) {\n logger.debug('session failed');\n // Emit private '_failed' event first.\n logger.debug('emit \"_failed\"');\n this.emit('_failed', {\n originator,\n message: message || null,\n cause,\n });\n this._close();\n logger.debug('emit \"failed\"');\n this.emit('failed', {\n originator,\n message: message || null,\n cause,\n });\n }\n _onhold(originator) {\n logger.debug('session onhold');\n this._setLocalMediaStatus();\n logger.debug('emit \"hold\"');\n this.emit('hold', {\n originator,\n });\n }\n _onunhold(originator) {\n logger.debug('session onunhold');\n this._setLocalMediaStatus();\n logger.debug('emit \"unhold\"');\n this.emit('unhold', {\n originator,\n });\n }\n _onmute({ audio, video }) {\n logger.debug('session onmute');\n this._setLocalMediaStatus();\n logger.debug('emit \"muted\"');\n this.emit('muted', {\n audio,\n video,\n });\n }\n _onunmute({ audio, video }) {\n logger.debug('session onunmute');\n this._setLocalMediaStatus();\n logger.debug('emit \"unmuted\"');\n this.emit('unmuted', {\n audio,\n video,\n });\n }\n};\n", "\"use strict\";\nconst EventEmitter = require('events').EventEmitter;\nconst Exceptions = require('./Exceptions');\nconst Logger = require('./Logger');\nconst JsSIP_C = require('./Constants');\nconst Utils = require('./Utils');\nconst Grammar = require('./Grammar');\nconst SIPMessage = require('./SIPMessage');\nconst RequestSender = require('./RequestSender');\nconst Dialog = require('./Dialog');\nconst logger = new Logger('Subscriber');\n/**\n * Termination codes.\n */\nconst C = {\n // Termination codes.\n SUBSCRIBE_RESPONSE_TIMEOUT: 0,\n SUBSCRIBE_TRANSPORT_ERROR: 1,\n SUBSCRIBE_NON_OK_RESPONSE: 2,\n SUBSCRIBE_WRONG_OK_RESPONSE: 3,\n SUBSCRIBE_AUTHENTICATION_FAILED: 4,\n UNSUBSCRIBE_TIMEOUT: 5,\n FINAL_NOTIFY_RECEIVED: 6,\n WRONG_NOTIFY_RECEIVED: 7,\n // Subscriber states.\n STATE_PENDING: 0,\n STATE_ACTIVE: 1,\n STATE_TERMINATED: 2,\n STATE_INIT: 3,\n STATE_WAITING_NOTIFY: 4,\n // RFC 6665 3.1.1, default expires value.\n DEFAULT_EXPIRES_SEC: 900,\n};\n/**\n * RFC 6665 Subscriber implementation.\n */\nmodule.exports = class Subscriber extends EventEmitter {\n /**\n * Expose C object.\n */\n static get C() {\n return C;\n }\n /**\n * @param {UA} ua - reference to JsSIP.UA\n * @param {string} target\n * @param {string} eventName - Event header value. May end with optional ;id=xxx\n * @param {string} accept - Accept header value.\n *\n * @param {SubscriberOption} options - optional parameters.\n * @param {number} expires - Expires header value. Default is 900.\n * @param {string} contentType - Content-Type header value. Used for SUBSCRIBE with body\n * @param {string} allowEvents - Allow-Events header value.\n * @param {RequestParams} params - Will have priority over ua.configuration.\n * If set please define: to_uri, to_display_name, from_uri, from_display_name\n * @param {Array} extraHeaders - Additional SIP headers.\n */\n constructor(ua, target, eventName, accept, { expires, contentType, allowEvents, params, extraHeaders }) {\n logger.debug('new');\n super();\n // Check that arguments are defined.\n if (!target) {\n throw new TypeError('Not enough arguments: Missing target');\n }\n if (!eventName) {\n throw new TypeError('Not enough arguments: Missing eventName');\n }\n if (!accept) {\n throw new TypeError('Not enough arguments: Missing accept');\n }\n const event_header = Grammar.parse(eventName, 'Event');\n if (event_header === -1) {\n throw new TypeError('Missing Event header field');\n }\n this._ua = ua;\n this._target = target;\n if (!Utils.isDecimal(expires) || expires <= 0) {\n expires = C.DEFAULT_EXPIRES_SEC;\n }\n this._expires = expires;\n // Used to subscribe with body.\n this._content_type = contentType;\n // Set initial subscribe parameters.\n this._params = Utils.cloneObject(params);\n if (!this._params.from_uri) {\n this._params.from_uri = this._ua.configuration.uri;\n }\n this._params.from_tag = Utils.newTag();\n this._params.to_tag = null;\n this._params.call_id = Utils.createRandomToken(20);\n // Create subscribe cseq if not defined custom cseq.\n if (this._params.cseq === undefined) {\n this._params.cseq = Math.floor(Math.random() * 10000 + 1);\n }\n // Subscriber state.\n this._state = C.STATE_INIT;\n // Dialog.\n this._dialog = null;\n // To refresh subscription.\n this._expires_timer = null;\n this._expires_timestamp = null;\n // To prevent duplicate terminated call.\n this._terminated = false;\n this._event_name = event_header.event;\n this._event_id = event_header.params && event_header.params.id;\n let eventValue = this._event_name;\n if (this._event_id) {\n eventValue += `;id=${this._event_id}`;\n }\n this._headers = Utils.cloneArray(extraHeaders);\n this._headers = this._headers.concat([\n `Event: ${eventValue}`,\n `Expires: ${this._expires}`,\n `Accept: ${accept}`,\n ]);\n if (!this._headers.find(header => header.startsWith('Contact'))) {\n const contact = `Contact: ${this._ua._contact.toString()}`;\n this._headers.push(contact);\n }\n if (allowEvents) {\n this._headers.push(`Allow-Events: ${allowEvents}`);\n }\n // To enqueue SUBSCRIBE requests created before the reception of the initial subscribe OK response.\n this._queue = [];\n // Custom session empty object for high level use.\n this._data = {};\n }\n // Expose Subscriber constants as a property of the Subscriber instance.\n get C() {\n return C;\n }\n /**\n * Get dialog state.\n */\n get state() {\n return this._state;\n }\n /**\n * Get dialog id.\n */\n get id() {\n return this._dialog ? this._dialog.id : null;\n }\n get data() {\n return this._data;\n }\n set data(_data) {\n this._data = _data;\n }\n onRequestTimeout() {\n this._terminateDialog(C.SUBSCRIBE_RESPONSE_TIMEOUT);\n }\n onTransportError() {\n this._terminateDialog(C.SUBSCRIBE_TRANSPORT_ERROR);\n }\n /**\n * Dialog callback.\n */\n receiveRequest(request) {\n if (request.method !== JsSIP_C.NOTIFY) {\n logger.warn('received non-NOTIFY request');\n request.reply(405);\n return;\n }\n // RFC 6665 8.2.1. Check if event header matches.\n const event_header = request.parseHeader('Event');\n if (!event_header) {\n logger.warn('missing Event header');\n request.reply(400);\n this._terminateDialog(C.WRONG_NOTIFY_RECEIVED);\n return;\n }\n const event_name = event_header.event;\n const event_id = event_header.params && event_header.params.id;\n if (event_name !== this._event_name || event_id !== this._event_id) {\n logger.warn('Event header does not match the one in SUBSCRIBE request');\n request.reply(489);\n this._terminateDialog(C.WRONG_NOTIFY_RECEIVED);\n return;\n }\n // Process Subscription-State header.\n const subs_state = request.parseHeader('subscription-state');\n if (!subs_state) {\n logger.warn('missing Subscription-State header');\n request.reply(400);\n this._terminateDialog(C.WRONG_NOTIFY_RECEIVED);\n return;\n }\n const new_state = this._parseSubscriptionState(subs_state.state);\n if (new_state === undefined) {\n logger.warn(`Invalid Subscription-State header value: ${subs_state.state}`);\n request.reply(400);\n this._terminateDialog(C.WRONG_NOTIFY_RECEIVED);\n return;\n }\n request.reply(200);\n const prev_state = this._state;\n if (prev_state !== C.STATE_TERMINATED && new_state !== C.STATE_TERMINATED) {\n this._state = new_state;\n if (subs_state.expires !== undefined) {\n const expires = subs_state.expires;\n const expires_timestamp = new Date().getTime() + expires * 1000;\n const max_time_deviation = 2000;\n // Expiration time is shorter and the difference is not too small.\n if (this._expires_timestamp - expires_timestamp > max_time_deviation) {\n logger.debug('update sending re-SUBSCRIBE time');\n this._scheduleSubscribe(expires);\n }\n }\n }\n if (prev_state !== C.STATE_PENDING && new_state === C.STATE_PENDING) {\n logger.debug('emit \"pending\"');\n this.emit('pending');\n }\n else if (prev_state !== C.STATE_ACTIVE && new_state === C.STATE_ACTIVE) {\n logger.debug('emit \"active\"');\n this.emit('active');\n }\n const body = request.body;\n // Check if the notify is final.\n const is_final = new_state === C.STATE_TERMINATED;\n // Notify event fired only for notify with body.\n if (body) {\n const content_type = request.getHeader('content-type');\n logger.debug('emit \"notify\"');\n this.emit('notify', is_final, request, body, content_type);\n }\n if (is_final) {\n const reason = subs_state.reason;\n let retry_after = undefined;\n if (subs_state.params && subs_state.params['retry-after'] !== undefined) {\n retry_after = parseInt(subs_state.params['retry-after']);\n }\n this._terminateDialog(C.FINAL_NOTIFY_RECEIVED, reason, retry_after);\n }\n }\n /**\n * User API\n */\n /**\n * Send the initial (non-fetch) and subsequent subscribe.\n * @param {string} body - subscribe request body.\n */\n subscribe(body = null) {\n logger.debug('subscribe()');\n if (this._state === C.STATE_INIT) {\n this._sendInitialSubscribe(body, this._headers);\n }\n else {\n this._sendSubsequentSubscribe(body, this._headers);\n }\n }\n /**\n * terminate.\n * Send un-subscribe or fetch-subscribe (with Expires: 0).\n * @param {string} body - un-subscribe request body\n */\n terminate(body = null) {\n logger.debug('terminate()');\n if (this._state === C.STATE_INIT) {\n throw new Exceptions.InvalidStateError(this._state);\n }\n // Prevent duplication un-subscribe sending.\n if (this._terminated) {\n return;\n }\n this._terminated = true;\n // Set header Expires: 0.\n const headers = this._headers.map(header => {\n return header.startsWith('Expires') ? 'Expires: 0' : header;\n });\n this._sendSubsequentSubscribe(body, headers);\n }\n /**\n * Private API.\n */\n _terminateDialog(terminationCode, reason = undefined, retryAfter = undefined) {\n // To prevent duplicate emit terminated event.\n if (this._state === C.STATE_TERMINATED) {\n return;\n }\n this._state = C.STATE_TERMINATED;\n // Clear timers.\n clearTimeout(this._expires_timer);\n if (this._dialog) {\n this._dialog.terminate();\n this._dialog = null;\n }\n logger.debug(`emit \"terminated\" code=${terminationCode}`);\n this.emit('terminated', terminationCode, reason, retryAfter);\n }\n _sendInitialSubscribe(body, headers) {\n if (body) {\n if (!this._content_type) {\n throw new TypeError('content_type is undefined');\n }\n headers = Utils.cloneArray(headers);\n headers.push(`Content-Type: ${this._content_type}`);\n }\n this._state = C.STATE_WAITING_NOTIFY;\n const request = new SIPMessage.OutgoingRequest(JsSIP_C.SUBSCRIBE, this._ua.normalizeTarget(this._target), this._ua, this._params, headers, body);\n const request_sender = new RequestSender(this._ua, request, {\n onRequestTimeout: () => {\n this.onRequestTimeout();\n },\n onTransportError: () => {\n this.onTransportError();\n },\n onReceiveResponse: response => {\n this._receiveSubscribeResponse(response);\n },\n });\n request_sender.send();\n }\n _sendSubsequentSubscribe(body, headers) {\n if (this._state === C.STATE_TERMINATED) {\n return;\n }\n if (!this._dialog) {\n logger.debug('enqueue subscribe');\n this._queue.push({ body, headers: Utils.cloneArray(headers) });\n return;\n }\n if (body) {\n if (!this._content_type) {\n throw new TypeError('content_type is undefined');\n }\n headers = Utils.cloneArray(headers);\n headers.push(`Content-Type: ${this._content_type}`);\n }\n this._dialog.sendRequest(JsSIP_C.SUBSCRIBE, {\n body,\n extraHeaders: headers,\n eventHandlers: {\n onRequestTimeout: () => {\n this.onRequestTimeout();\n },\n onTransportError: () => {\n this.onTransportError();\n },\n onSuccessResponse: response => {\n this._receiveSubscribeResponse(response);\n },\n onErrorResponse: response => {\n this._receiveSubscribeResponse(response);\n },\n onDialogError: response => {\n this._receiveSubscribeResponse(response);\n },\n },\n });\n }\n _receiveSubscribeResponse(response) {\n if (this._state === C.STATE_TERMINATED) {\n return;\n }\n if (response.status_code >= 200 && response.status_code < 300) {\n // Create dialog.\n if (this._dialog === null) {\n const dialog = new Dialog(this, response, 'UAC');\n if (dialog.error) {\n // OK response without Contact.\n logger.warn(dialog.error);\n this._terminateDialog(C.SUBSCRIBE_WRONG_OK_RESPONSE);\n return;\n }\n this._dialog = dialog;\n logger.debug('emit \"accepted\"');\n this.emit('accepted');\n // Subsequent subscribes saved in the queue until dialog created.\n for (const subscribe of this._queue) {\n logger.debug('dequeue subscribe');\n this._sendSubsequentSubscribe(subscribe.body, subscribe.headers);\n }\n }\n // Check expires value.\n const expires_value = response.getHeader('expires');\n let expires = parseInt(expires_value);\n if (!Utils.isDecimal(expires) || expires <= 0) {\n logger.warn(`response without Expires header, setting a default value of ${C.DEFAULT_EXPIRES_SEC}`);\n // RFC 6665 3.1.1 subscribe OK response must contain Expires header.\n // Use workaround expires value.\n expires = C.DEFAULT_EXPIRES_SEC;\n }\n if (expires > 0) {\n this._scheduleSubscribe(expires);\n }\n }\n else if (response.status_code === 401 || response.status_code === 407) {\n this._terminateDialog(C.SUBSCRIBE_AUTHENTICATION_FAILED);\n }\n else if (response.status_code >= 300) {\n this._terminateDialog(C.SUBSCRIBE_NON_OK_RESPONSE);\n }\n }\n _scheduleSubscribe(expires) {\n /*\n If the expires time is less than 140 seconds we do not support Chrome intensive timer throttling mode.\n In this case, the re-subcribe is sent 5 seconds before the subscription expiration.\n\n When Chrome is in intensive timer throttling mode, in the worst case,\n the timer will be 60 seconds late.\n We give the server 10 seconds to make sure it will execute the command even if it is heavily loaded.\n As a result, we order the time no later than 70 seconds before the subscription expiration.\n Resulting time calculated as half time interval + (half interval - 70) * random.\n\n E.g. expires is 140, re-subscribe will be ordered to send in 70 seconds.\n expires is 600, re-subscribe will be ordered to send in 300 + (0 .. 230) seconds.\n */\n const timeout = expires >= 140\n ? (expires * 1000) / 2 +\n Math.floor((expires / 2 - 70) * 1000 * Math.random())\n : expires * 1000 - 5000;\n this._expires_timestamp = new Date().getTime() + expires * 1000;\n logger.debug(`next SUBSCRIBE will be sent in ${Math.floor(timeout / 1000)} sec`);\n clearTimeout(this._expires_timer);\n this._expires_timer = setTimeout(() => {\n this._expires_timer = null;\n this._sendSubsequentSubscribe(null, this._headers);\n }, timeout);\n }\n _parseSubscriptionState(strState) {\n switch (strState) {\n case 'pending': {\n return C.STATE_PENDING;\n }\n case 'active': {\n return C.STATE_ACTIVE;\n }\n case 'terminated': {\n return C.STATE_TERMINATED;\n }\n case 'init': {\n return C.STATE_INIT;\n }\n case 'notify_wait': {\n return C.STATE_WAITING_NOTIFY;\n }\n default: {\n return undefined;\n }\n }\n }\n};\n", "\"use strict\";\nconst EventEmitter = require('events').EventEmitter;\nconst Exceptions = require('./Exceptions');\nconst Logger = require('./Logger');\nconst JsSIP_C = require('./Constants');\nconst Utils = require('./Utils');\nconst Dialog = require('./Dialog');\nconst logger = new Logger('Notifier');\n/**\n * Termination codes.\n */\nconst C = {\n // Termination codes.\n NOTIFY_RESPONSE_TIMEOUT: 0,\n NOTIFY_TRANSPORT_ERROR: 1,\n NOTIFY_NON_OK_RESPONSE: 2,\n NOTIFY_AUTHENTICATION_FAILED: 3,\n FINAL_NOTIFY_SENT: 4,\n UNSUBSCRIBE_RECEIVED: 5,\n SUBSCRIPTION_EXPIRED: 6,\n // Notifer states.\n STATE_PENDING: 0,\n STATE_ACTIVE: 1,\n STATE_TERMINATED: 2,\n // RFC 6665 3.1.1, default expires value.\n DEFAULT_EXPIRES_SEC: 900,\n};\n/**\n * RFC 6665 Notifier implementation.\n */\nmodule.exports = class Notifier extends EventEmitter {\n /**\n * Expose C object.\n */\n static get C() {\n return C;\n }\n static init_incoming(request, callback) {\n try {\n Notifier.checkSubscribe(request);\n }\n catch (error) {\n logger.warn('Notifier.init_incoming: invalid request. Error: ', error.message);\n request.reply(405);\n return;\n }\n callback();\n }\n static checkSubscribe(subscribe) {\n if (!subscribe) {\n throw new TypeError('Not enough arguments. Missing subscribe request');\n }\n if (subscribe.method !== JsSIP_C.SUBSCRIBE) {\n throw new TypeError('Invalid method for Subscribe request');\n }\n if (!subscribe.hasHeader('contact')) {\n throw new TypeError('Missing Contact header in subscribe request');\n }\n if (!subscribe.hasHeader('event')) {\n throw new TypeError('Missing Event header in subscribe request');\n }\n const expires = subscribe.getHeader('expires');\n if (expires) {\n const parsed_expires = parseInt(expires);\n if (!Utils.isDecimal(parsed_expires) || parsed_expires < 0) {\n throw new TypeError('Invalid Expires header field in subscribe request');\n }\n }\n }\n /**\n * @param {UA} ua - JsSIP User Agent instance.\n * @param {IncomingRequest} subscribe - Subscribe request.\n * @param {string} contentType - Content-Type header value.\n * @param {NotifierOptions} options - Optional parameters.\n * @param {Array} extraHeaders - Additional SIP headers.\n * @param {string} allowEvents - Allow-Events header value.\n * @param {boolean} pending - Set initial dialog state as \"pending\".\n * @param {number} defaultExpires - Default expires value (seconds).\n */\n constructor(ua, subscribe, contentType, { extraHeaders, allowEvents, pending, defaultExpires }) {\n logger.debug('new');\n super();\n if (!contentType) {\n throw new TypeError('Not enough arguments. Missing contentType');\n }\n Notifier.checkSubscribe(subscribe);\n const eventName = subscribe.getHeader('event');\n this._ua = ua;\n this._initial_subscribe = subscribe;\n this._expires_timestamp = null;\n this._expires_timer = null;\n this._defaultExpires = defaultExpires || C.DEFAULT_EXPIRES_SEC;\n // Notifier state: pending, active, terminated.\n this._state = pending ? C.STATE_PENDING : C.STATE_ACTIVE;\n this._content_type = contentType;\n this._headers = Utils.cloneArray(extraHeaders);\n this._headers.push(`Event: ${eventName}`);\n // Use contact from extraHeaders or create it.\n this._contact = this._headers.find(header => header.startsWith('Contact'));\n if (!this._contact) {\n this._contact = `Contact: ${this._ua._contact.toString()}`;\n this._headers.push(this._contact);\n }\n if (allowEvents) {\n this._headers.push(`Allow-Events: ${allowEvents}`);\n }\n this._target = subscribe.from.uri.user;\n subscribe.to_tag = Utils.newTag();\n // Custom session empty object for high level use.\n this._data = {};\n }\n // Expose Notifier constants as a property of the Notifier instance.\n get C() {\n return C;\n }\n /**\n * Get dialog state.\n */\n get state() {\n return this._state;\n }\n /**\n * Get dialog id.\n */\n get id() {\n return this._dialog ? this._dialog.id : null;\n }\n get data() {\n return this._data;\n }\n set data(_data) {\n this._data = _data;\n }\n /**\n * Dialog callback.\n * Called also for initial subscribe.\n * Supported RFC 6665 4.4.3: initial fetch subscribe (with expires: 0).\n */\n receiveRequest(request) {\n if (request.method !== JsSIP_C.SUBSCRIBE) {\n request.reply(405);\n return;\n }\n this._setExpires(request);\n // Create dialog for normal and fetch-subscribe.\n if (!this._dialog) {\n this._dialog = new Dialog(this, request, 'UAS');\n }\n request.reply(200, null, [`Expires: ${this._expires}`, `${this._contact}`]);\n const body = request.body;\n const content_type = request.getHeader('content-type');\n const is_unsubscribe = this._expires === 0;\n if (!is_unsubscribe) {\n this._setExpiresTimer();\n }\n logger.debug('emit \"subscribe\"');\n this.emit('subscribe', is_unsubscribe, request, body, content_type);\n if (is_unsubscribe) {\n this._terminateDialog(C.UNSUBSCRIBE_RECEIVED);\n }\n }\n /**\n * User API\n */\n /**\n * Call this method after creating the Notifier instance and setting the event handlers.\n */\n start() {\n logger.debug('start()');\n if (this._state === C.STATE_TERMINATED) {\n throw new Exceptions.InvalidStateError(this._state);\n }\n this.receiveRequest(this._initial_subscribe);\n }\n /**\n * Switch pending dialog state to active.\n */\n setActiveState() {\n logger.debug('setActiveState()');\n if (this._state === C.STATE_TERMINATED) {\n throw new Exceptions.InvalidStateError(this._state);\n }\n if (this._state === C.STATE_PENDING) {\n this._state = C.STATE_ACTIVE;\n }\n }\n /**\n * Send the initial and subsequent notify request.\n * @param {string} body - notify request body.\n */\n notify(body = null) {\n logger.debug('notify()');\n if (this._state === C.STATE_TERMINATED) {\n throw new Exceptions.InvalidStateError(this._state);\n }\n const expires = Math.floor((this._expires_timestamp - new Date().getTime()) / 1000);\n // expires_timer is about to trigger. Clean up the timer and terminate.\n if (expires <= 0) {\n if (!this._expires_timer) {\n logger.error('expires timer is not set');\n }\n clearTimeout(this._expires_timer);\n this.terminate(body, 'timeout');\n }\n else {\n this._sendNotify([`;expires=${expires}`], body);\n }\n }\n /**\n * Terminate. (Send the final NOTIFY request).\n *\n * @param {string} body - Notify message body.\n * @param {string} reason - Set Subscription-State reason parameter.\n * @param {number} retryAfter - Set Subscription-State retry-after parameter.\n */\n terminate(body = null, reason = null, retryAfter = null) {\n logger.debug('terminate()');\n if (this._state === C.STATE_TERMINATED) {\n return;\n }\n const subsStateParameters = [];\n if (reason) {\n subsStateParameters.push(`;reason=${reason}`);\n }\n if (retryAfter !== null) {\n subsStateParameters.push(`;retry-after=${retryAfter}`);\n }\n this._sendNotify(subsStateParameters, body, null, 'terminated');\n this._terminateDialog(reason === 'timeout' ? C.SUBSCRIPTION_EXPIRED : C.FINAL_NOTIFY_SENT);\n }\n /**\n * Private API\n */\n _terminateDialog(termination_code) {\n if (this._state === C.STATE_TERMINATED) {\n return;\n }\n this._state = C.STATE_TERMINATED;\n clearTimeout(this._expires_timer);\n if (this._dialog) {\n this._dialog.terminate();\n this._dialog = null;\n }\n logger.debug(`emit \"terminated\" code=${termination_code}`);\n this.emit('terminated', termination_code);\n }\n _setExpires(request) {\n if (request.hasHeader('expires')) {\n this._expires = parseInt(request.getHeader('expires'));\n }\n else {\n this._expires = this._defaultExpires;\n logger.debug(`missing Expires header field, default value set: ${this._expires}`);\n }\n }\n /**\n * @param {Array} subsStateParams subscription state parameters.\n * @param {String} body Notify body\n * @param {Array} extraHeaders\n */\n _sendNotify(subsStateParameters, body = null, extraHeaders = null, state = null) {\n // Prevent send notify after final notify.\n if (this._state === C.STATE_TERMINATED) {\n logger.warn('final notify already sent');\n return;\n }\n // Build Subscription-State header with parameters.\n let subsState = `Subscription-State: ${state || this._parseState()}`;\n for (const param of subsStateParameters) {\n subsState += param;\n }\n let headers = Utils.cloneArray(this._headers);\n headers.push(subsState);\n if (extraHeaders) {\n headers = headers.concat(extraHeaders);\n }\n if (body) {\n headers.push(`Content-Type: ${this._content_type}`);\n }\n this._dialog.sendRequest(JsSIP_C.NOTIFY, {\n body,\n extraHeaders: headers,\n eventHandlers: {\n onRequestTimeout: () => {\n this._terminateDialog(C.NOTIFY_RESPONSE_TIMEOUT);\n },\n onTransportError: () => {\n this._terminateDialog(C.NOTIFY_TRANSPORT_ERROR);\n },\n onErrorResponse: response => {\n if (response.status_code === 401 || response.status_code === 407) {\n this._terminateDialog(C.NOTIFY_AUTHENTICATION_FAILED);\n }\n else {\n this._terminateDialog(C.NOTIFY_NON_OK_RESPONSE);\n }\n },\n onDialogError: () => {\n this._terminateDialog(C.NOTIFY_NON_OK_RESPONSE);\n },\n },\n });\n }\n _setExpiresTimer() {\n this._expires_timestamp = new Date().getTime() + this._expires * 1000;\n clearTimeout(this._expires_timer);\n this._expires_timer = setTimeout(() => {\n if (this._state === C.STATE_TERMINATED) {\n return;\n }\n logger.debug('emit \"expired\"');\n // Client can hook into the 'expired' event and call terminate to send a custom notify.\n this.emit('expired');\n // This will be no-op if the client already called `terminate()`.\n this.terminate(null, 'timeout');\n }, this._expires * 1000);\n }\n _parseState() {\n switch (this._state) {\n case C.STATE_PENDING: {\n return 'pending';\n }\n case C.STATE_ACTIVE: {\n return 'active';\n }\n case C.STATE_TERMINATED: {\n return 'terminated';\n }\n default: {\n throw new TypeError('wrong state value');\n }\n }\n }\n};\n", "\"use strict\";\nconst EventEmitter = require('events').EventEmitter;\nconst Logger = require('./Logger');\nconst JsSIP_C = require('./Constants');\nconst SIPMessage = require('./SIPMessage');\nconst Utils = require('./Utils');\nconst RequestSender = require('./RequestSender');\nconst Exceptions = require('./Exceptions');\nconst URI = require('./URI');\nconst logger = new Logger('Message');\nmodule.exports = class Message extends EventEmitter {\n constructor(ua) {\n super();\n this._ua = ua;\n this._request = null;\n this._closed = false;\n this._direction = null;\n this._local_identity = null;\n this._remote_identity = null;\n // Whether an incoming message has been replied.\n this._is_replied = false;\n // Custom message empty object for high level use.\n this._data = {};\n }\n get direction() {\n return this._direction;\n }\n get local_identity() {\n return this._local_identity;\n }\n get remote_identity() {\n return this._remote_identity;\n }\n send(target, body, options = {}) {\n const originalTarget = target;\n if (target === undefined || body === undefined) {\n throw new TypeError('Not enough arguments');\n }\n // Check target validity.\n target = this._ua.normalizeTarget(target);\n if (!target) {\n throw new TypeError(`Invalid target: ${originalTarget}`);\n }\n // Get call options.\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const eventHandlers = Utils.cloneObject(options.eventHandlers);\n const contentType = options.contentType || 'text/plain';\n const requestParams = {};\n if (options.fromUserName) {\n requestParams.from_uri = new URI('sip', options.fromUserName, this._ua.configuration.uri.host);\n extraHeaders.push(`P-Preferred-Identity: ${this._ua.configuration.uri.toString()}`);\n }\n if (options.fromDisplayName) {\n requestParams.from_display_name = options.fromDisplayName;\n }\n // Set event handlers.\n for (const event in eventHandlers) {\n if (Object.prototype.hasOwnProperty.call(eventHandlers, event)) {\n this.on(event, eventHandlers[event]);\n }\n }\n extraHeaders.push(`Content-Type: ${contentType}`);\n this._request = new SIPMessage.OutgoingRequest(JsSIP_C.MESSAGE, target, this._ua, requestParams, extraHeaders);\n if (body) {\n this._request.body = body;\n }\n const request_sender = new RequestSender(this._ua, this._request, {\n onRequestTimeout: () => {\n this._onRequestTimeout();\n },\n onTransportError: () => {\n this._onTransportError();\n },\n onReceiveResponse: response => {\n this._receiveResponse(response);\n },\n });\n this._newMessage('local', this._request);\n request_sender.send();\n }\n init_incoming(request) {\n this._request = request;\n this._newMessage('remote', request);\n // Reply with a 200 OK if the user didn't reply.\n if (!this._is_replied) {\n this._is_replied = true;\n request.reply(200);\n }\n this._close();\n }\n /**\n * Accept the incoming Message\n * Only valid for incoming Messages\n */\n accept(options = {}) {\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const body = options.body;\n if (this._direction !== 'incoming') {\n throw new Exceptions.NotSupportedError('\"accept\" not supported for outgoing Message');\n }\n if (this._is_replied) {\n throw new Error('incoming Message already replied');\n }\n this._is_replied = true;\n this._request.reply(200, null, extraHeaders, body);\n }\n /**\n * Reject the incoming Message\n * Only valid for incoming Messages\n */\n reject(options = {}) {\n const status_code = options.status_code || 480;\n const reason_phrase = options.reason_phrase;\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const body = options.body;\n if (this._direction !== 'incoming') {\n throw new Exceptions.NotSupportedError('\"reject\" not supported for outgoing Message');\n }\n if (this._is_replied) {\n throw new Error('incoming Message already replied');\n }\n if (status_code < 300 || status_code >= 700) {\n throw new TypeError(`Invalid status_code: ${status_code}`);\n }\n this._is_replied = true;\n this._request.reply(status_code, reason_phrase, extraHeaders, body);\n }\n _receiveResponse(response) {\n if (this._closed) {\n return;\n }\n switch (true) {\n case /^1[0-9]{2}$/.test(response.status_code): {\n // Ignore provisional responses.\n break;\n }\n case /^2[0-9]{2}$/.test(response.status_code): {\n this._succeeded('remote', response);\n break;\n }\n default: {\n const cause = Utils.sipErrorCause(response.status_code);\n this._failed('remote', response, cause);\n break;\n }\n }\n }\n _onRequestTimeout() {\n if (this._closed) {\n return;\n }\n this._failed('system', null, JsSIP_C.causes.REQUEST_TIMEOUT);\n }\n _onTransportError() {\n if (this._closed) {\n return;\n }\n this._failed('system', null, JsSIP_C.causes.CONNECTION_ERROR);\n }\n _close() {\n this._closed = true;\n this._ua.destroyMessage(this);\n }\n /**\n * Internal Callbacks\n */\n _newMessage(originator, request) {\n if (originator === 'remote') {\n this._direction = 'incoming';\n this._local_identity = request.to;\n this._remote_identity = request.from;\n }\n else if (originator === 'local') {\n this._direction = 'outgoing';\n this._local_identity = request.from;\n this._remote_identity = request.to;\n }\n this._ua.newMessage(this, {\n originator,\n message: this,\n request,\n });\n }\n _failed(originator, response, cause) {\n logger.debug('MESSAGE failed');\n this._close();\n logger.debug('emit \"failed\"');\n this.emit('failed', {\n originator,\n response: response || null,\n cause,\n });\n }\n _succeeded(originator, response) {\n logger.debug('MESSAGE succeeded');\n this._close();\n logger.debug('emit \"succeeded\"');\n this.emit('succeeded', {\n originator,\n response,\n });\n }\n};\n", "\"use strict\";\nconst EventEmitter = require('events').EventEmitter;\nconst Logger = require('./Logger');\nconst JsSIP_C = require('./Constants');\nconst SIPMessage = require('./SIPMessage');\nconst Utils = require('./Utils');\nconst RequestSender = require('./RequestSender');\nconst Exceptions = require('./Exceptions');\nconst logger = new Logger('Options');\nmodule.exports = class Options extends EventEmitter {\n constructor(ua) {\n super();\n this._ua = ua;\n this._request = null;\n this._closed = false;\n this._direction = null;\n this._local_identity = null;\n this._remote_identity = null;\n // Whether an incoming message has been replied.\n this._is_replied = false;\n // Custom message empty object for high level use.\n this._data = {};\n }\n get direction() {\n return this._direction;\n }\n get local_identity() {\n return this._local_identity;\n }\n get remote_identity() {\n return this._remote_identity;\n }\n send(target, body, options = {}) {\n const originalTarget = target;\n if (target === undefined) {\n throw new TypeError('A target is required for OPTIONS');\n }\n // Check target validity.\n target = this._ua.normalizeTarget(target);\n if (!target) {\n throw new TypeError(`Invalid target: ${originalTarget}`);\n }\n // Get call options.\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const eventHandlers = Utils.cloneObject(options.eventHandlers);\n const contentType = options.contentType || 'application/sdp';\n // Set event handlers.\n for (const event in eventHandlers) {\n if (Object.prototype.hasOwnProperty.call(eventHandlers, event)) {\n this.on(event, eventHandlers[event]);\n }\n }\n extraHeaders.push(`Content-Type: ${contentType}`);\n this._request = new SIPMessage.OutgoingRequest(JsSIP_C.OPTIONS, target, this._ua, null, extraHeaders);\n if (body) {\n this._request.body = body;\n }\n const request_sender = new RequestSender(this._ua, this._request, {\n onRequestTimeout: () => {\n this._onRequestTimeout();\n },\n onTransportError: () => {\n this._onTransportError();\n },\n onReceiveResponse: response => {\n this._receiveResponse(response);\n },\n });\n this._newOptions('local', this._request);\n request_sender.send();\n }\n init_incoming(request) {\n this._request = request;\n this._newOptions('remote', request);\n // Reply with a 200 OK if the user didn't reply.\n if (!this._is_replied) {\n this._is_replied = true;\n request.reply(200);\n }\n this._close();\n }\n /**\n * Accept the incoming Options\n * Only valid for incoming Options\n */\n accept(options = {}) {\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const body = options.body;\n if (this._direction !== 'incoming') {\n throw new Exceptions.NotSupportedError('\"accept\" not supported for outgoing Options');\n }\n if (this._is_replied) {\n throw new Error('incoming Options already replied');\n }\n this._is_replied = true;\n this._request.reply(200, null, extraHeaders, body);\n }\n /**\n * Reject the incoming Options\n * Only valid for incoming Options\n */\n reject(options = {}) {\n const status_code = options.status_code || 480;\n const reason_phrase = options.reason_phrase;\n const extraHeaders = Utils.cloneArray(options.extraHeaders);\n const body = options.body;\n if (this._direction !== 'incoming') {\n throw new Exceptions.NotSupportedError('\"reject\" not supported for outgoing Options');\n }\n if (this._is_replied) {\n throw new Error('incoming Options already replied');\n }\n if (status_code < 300 || status_code >= 700) {\n throw new TypeError(`Invalid status_code: ${status_code}`);\n }\n this._is_replied = true;\n this._request.reply(status_code, reason_phrase, extraHeaders, body);\n }\n _receiveResponse(response) {\n if (this._closed) {\n return;\n }\n switch (true) {\n case /^1[0-9]{2}$/.test(response.status_code): {\n // Ignore provisional responses.\n break;\n }\n case /^2[0-9]{2}$/.test(response.status_code): {\n this._succeeded('remote', response);\n break;\n }\n default: {\n const cause = Utils.sipErrorCause(response.status_code);\n this._failed('remote', response, cause);\n break;\n }\n }\n }\n _onRequestTimeout() {\n if (this._closed) {\n return;\n }\n this._failed('system', null, JsSIP_C.causes.REQUEST_TIMEOUT);\n }\n _onTransportError() {\n if (this._closed) {\n return;\n }\n this._failed('system', null, JsSIP_C.causes.CONNECTION_ERROR);\n }\n _close() {\n this._closed = true;\n this._ua.destroyMessage(this);\n }\n /**\n * Internal Callbacks\n */\n _newOptions(originator, request) {\n if (originator === 'remote') {\n this._direction = 'incoming';\n this._local_identity = request.to;\n this._remote_identity = request.from;\n }\n else if (originator === 'local') {\n this._direction = 'outgoing';\n this._local_identity = request.from;\n this._remote_identity = request.to;\n }\n this._ua.newOptions(this, {\n originator,\n message: this,\n request,\n });\n }\n _failed(originator, response, cause) {\n logger.debug('OPTIONS failed');\n this._close();\n logger.debug('emit \"failed\"');\n this.emit('failed', {\n originator,\n response: response || null,\n cause,\n });\n }\n _succeeded(originator, response) {\n logger.debug('OPTIONS succeeded');\n this._close();\n logger.debug('emit \"succeeded\"');\n this.emit('succeeded', {\n originator,\n response,\n });\n }\n};\n", "\"use strict\";\nconst Logger = require('./Logger');\nconst Utils = require('./Utils');\nconst Grammar = require('./Grammar');\nconst logger = new Logger('Socket');\n/**\n * Interface documentation: https://jssip.net/documentation/$last_version/api/socket/\n *\n * interface Socket {\n * attribute String via_transport\n * attribute String url\n * attribute String sip_uri\n *\n * method connect();\n * method disconnect();\n * method send(data);\n *\n * attribute EventHandler onconnect\n * attribute EventHandler ondisconnect\n * attribute EventHandler ondata\n * }\n *\n */\nexports.isSocket = socket => {\n // Ignore if an array is given.\n if (Array.isArray(socket)) {\n return false;\n }\n if (typeof socket === 'undefined') {\n logger.warn('undefined JsSIP.Socket instance');\n return false;\n }\n // Check Properties.\n try {\n if (!Utils.isString(socket.url)) {\n logger.warn('missing or invalid JsSIP.Socket url property');\n throw new Error('Missing or invalid JsSIP.Socket url property');\n }\n if (!Utils.isString(socket.via_transport)) {\n logger.warn('missing or invalid JsSIP.Socket via_transport property');\n throw new Error('Missing or invalid JsSIP.Socket via_transport property');\n }\n if (Grammar.parse(socket.sip_uri, 'SIP_URI') === -1) {\n logger.warn('missing or invalid JsSIP.Socket sip_uri property');\n throw new Error('missing or invalid JsSIP.Socket sip_uri property');\n }\n }\n catch (error) {\n return false;\n }\n // Check Methods.\n try {\n ['connect', 'disconnect', 'send'].forEach(method => {\n if (!Utils.isFunction(socket[method])) {\n logger.warn(`missing or invalid JsSIP.Socket method: ${method}`);\n throw new Error(`Missing or invalid JsSIP.Socket method: ${method}`);\n }\n });\n }\n catch (error) {\n return false;\n }\n return true;\n};\n", "\"use strict\";\nconst Logger = require('./Logger');\nconst Socket = require('./Socket');\nconst JsSIP_C = require('./Constants');\nconst logger = new Logger('Transport');\n/**\n * Constants\n */\nconst C = {\n // Transport status.\n STATUS_CONNECTED: 0,\n STATUS_CONNECTING: 1,\n STATUS_DISCONNECTED: 2,\n // Socket status.\n SOCKET_STATUS_READY: 0,\n SOCKET_STATUS_ERROR: 1,\n // Recovery options.\n recovery_options: {\n // minimum interval in seconds between recover attempts.\n min_interval: JsSIP_C.CONNECTION_RECOVERY_MIN_INTERVAL,\n // maximum interval in seconds between recover attempts.\n max_interval: JsSIP_C.CONNECTION_RECOVERY_MAX_INTERVAL,\n },\n};\n/*\n * Manages one or multiple JsSIP.Socket instances.\n * Is reponsible for transport recovery logic among all socket instances.\n *\n * @socket JsSIP::Socket instance\n */\nmodule.exports = class Transport {\n constructor(sockets, recovery_options = C.recovery_options) {\n logger.debug('new()');\n this.status = C.STATUS_DISCONNECTED;\n // Current socket.\n this.socket = null;\n // Socket collection.\n this.sockets = [];\n this.recovery_options = recovery_options;\n this.recover_attempts = 0;\n this.recovery_timer = null;\n this.close_requested = false;\n // It seems that TextDecoder is not available in some versions of React-Native.\n // See https://github.com/versatica/JsSIP/issues/695\n try {\n this.textDecoder = new TextDecoder('utf8');\n }\n catch (error) {\n logger.warn(`cannot use TextDecoder: ${error}`);\n }\n if (typeof sockets === 'undefined') {\n throw new TypeError(\"Invalid argument. undefined 'sockets' argument\");\n }\n if (!(sockets instanceof Array)) {\n sockets = [sockets];\n }\n sockets.forEach(function (socket) {\n if (!Socket.isSocket(socket.socket)) {\n throw new TypeError(\"Invalid argument. invalid 'JsSIP.Socket' instance\");\n }\n if (socket.weight && !Number(socket.weight)) {\n throw new TypeError(\"Invalid argument. 'weight' attribute is not a number\");\n }\n this.sockets.push({\n socket: socket.socket,\n weight: socket.weight || 0,\n status: C.SOCKET_STATUS_READY,\n });\n }, this);\n // Get the socket with higher weight.\n this._getSocket();\n }\n /**\n * Instance Methods\n */\n get via_transport() {\n return this.socket.via_transport;\n }\n get url() {\n return this.socket.url;\n }\n get sip_uri() {\n return this.socket.sip_uri;\n }\n connect() {\n logger.debug('connect()');\n if (this.isConnected()) {\n logger.debug('Transport is already connected');\n return;\n }\n else if (this.isConnecting()) {\n logger.debug('Transport is connecting');\n return;\n }\n this.close_requested = false;\n this.status = C.STATUS_CONNECTING;\n this.onconnecting({ socket: this.socket, attempts: this.recover_attempts });\n if (!this.close_requested) {\n // Bind socket event callbacks.\n this.socket.onconnect = this._onConnect.bind(this);\n this.socket.ondisconnect = this._onDisconnect.bind(this);\n this.socket.ondata = this._onData.bind(this);\n this.socket.connect();\n }\n return;\n }\n disconnect() {\n logger.debug('close()');\n this.close_requested = true;\n this.recover_attempts = 0;\n this.status = C.STATUS_DISCONNECTED;\n // Clear recovery_timer.\n if (this.recovery_timer !== null) {\n clearTimeout(this.recovery_timer);\n this.recovery_timer = null;\n }\n // Unbind socket event callbacks.\n this.socket.onconnect = () => { };\n this.socket.ondisconnect = () => { };\n this.socket.ondata = () => { };\n this.socket.disconnect();\n this.ondisconnect({\n socket: this.socket,\n error: false,\n });\n }\n send(data) {\n logger.debug('send()');\n if (!this.isConnected()) {\n logger.warn('unable to send message, transport is not connected');\n return false;\n }\n const message = data.toString();\n logger.debug(`sending message:\\n\\n${message}\\n`);\n return this.socket.send(message);\n }\n isConnected() {\n return this.status === C.STATUS_CONNECTED;\n }\n isConnecting() {\n return this.status === C.STATUS_CONNECTING;\n }\n /**\n * Private API.\n */\n _reconnect() {\n this.recover_attempts += 1;\n let k = Math.floor(Math.random() * Math.pow(2, this.recover_attempts) + 1);\n if (k < this.recovery_options.min_interval) {\n k = this.recovery_options.min_interval;\n }\n else if (k > this.recovery_options.max_interval) {\n k = this.recovery_options.max_interval;\n }\n logger.debug(`reconnection attempt: ${this.recover_attempts}. next connection attempt in ${k} seconds`);\n this.recovery_timer = setTimeout(() => {\n if (!this.close_requested &&\n !(this.isConnected() || this.isConnecting())) {\n // Get the next available socket with higher weight.\n this._getSocket();\n // Connect the socket.\n this.connect();\n }\n }, k * 1000);\n }\n /**\n * get the next available socket with higher weight\n */\n _getSocket() {\n let candidates = [];\n this.sockets.forEach(socket => {\n if (socket.status === C.SOCKET_STATUS_ERROR) {\n return; // continue the array iteration\n }\n else if (candidates.length === 0) {\n candidates.push(socket);\n }\n else if (socket.weight > candidates[0].weight) {\n candidates = [socket];\n }\n else if (socket.weight === candidates[0].weight) {\n candidates.push(socket);\n }\n });\n if (candidates.length === 0) {\n // All sockets have failed. reset sockets status.\n this.sockets.forEach(socket => {\n socket.status = C.SOCKET_STATUS_READY;\n });\n // Get next available socket.\n this._getSocket();\n return;\n }\n const idx = Math.floor(Math.random() * candidates.length);\n this.socket = candidates[idx].socket;\n }\n /**\n * Socket Event Handlers\n */\n _onConnect() {\n this.recover_attempts = 0;\n this.status = C.STATUS_CONNECTED;\n // Clear recovery_timer.\n if (this.recovery_timer !== null) {\n clearTimeout(this.recovery_timer);\n this.recovery_timer = null;\n }\n this.onconnect({ socket: this });\n }\n _onDisconnect(error, code, reason) {\n this.status = C.STATUS_DISCONNECTED;\n this.ondisconnect({\n socket: this.socket,\n error,\n code,\n reason,\n });\n if (this.close_requested) {\n return;\n }\n // Update socket status.\n else {\n this.sockets.forEach(function (socket) {\n if (this.socket === socket.socket) {\n socket.status = C.SOCKET_STATUS_ERROR;\n }\n }, this);\n }\n this._reconnect(error);\n }\n _onData(data) {\n // CRLF Keep Alive request from server, reply.\n if (data === '\\r\\n\\r\\n') {\n logger.debug('received message with double-CRLF Keep Alive request');\n try {\n // Reply with single CRLF.\n this.socket.send('\\r\\n');\n }\n catch (error) {\n logger.warn(`error sending Keep Alive response: ${error}`);\n }\n return;\n }\n // CRLF Keep Alive response from server, ignore it.\n if (data === '\\r\\n') {\n logger.debug('received message with CRLF Keep Alive response');\n return;\n }\n // Binary message.\n else if (typeof data !== 'string') {\n try {\n if (this.textDecoder) {\n data = this.textDecoder.decode(data);\n }\n else {\n data = String.fromCharCode.apply(null, new Uint8Array(data));\n }\n }\n catch (error) {\n logger.debug(`received binary message failed to be converted into string: ${error}`);\n return;\n }\n logger.debug(`received binary message:\\n\\n${data}\\n`);\n }\n // Text message.\n else {\n logger.debug(`received text message:\\n\\n${data}\\n`);\n }\n this.ondata({ transport: this, message: data });\n }\n};\n", "\"use strict\";\nconst Logger = require('./Logger');\nconst Grammar = require('./Grammar');\nconst SIPMessage = require('./SIPMessage');\nconst logger = new Logger('Parser');\n/**\n * Parse SIP Message\n */\nexports.parseMessage = (data, ua) => {\n let message;\n let bodyStart;\n let headerEnd = data.indexOf('\\r\\n');\n if (headerEnd === -1) {\n logger.warn('parseMessage() | no CRLF found, not a SIP message');\n return;\n }\n // Parse first line. Check if it is a Request or a Reply.\n const firstLine = data.substring(0, headerEnd);\n let parsed = Grammar.parse(firstLine, 'Request_Response');\n if (parsed === -1) {\n logger.warn(`parseMessage() | error parsing first line of SIP message: \"${firstLine}\"`);\n return;\n }\n else if (!parsed.status_code) {\n message = new SIPMessage.IncomingRequest(ua);\n message.method = parsed.method;\n message.ruri = parsed.uri;\n }\n else {\n message = new SIPMessage.IncomingResponse();\n message.status_code = parsed.status_code;\n message.reason_phrase = parsed.reason_phrase;\n }\n message.data = data;\n let headerStart = headerEnd + 2;\n /* Loop over every line in data. Detect the end of each header and parse\n * it or simply add to the headers collection.\n */\n while (true) {\n headerEnd = getHeader(data, headerStart);\n // The SIP message has normally finished.\n if (headerEnd === -2) {\n bodyStart = headerStart + 2;\n break;\n }\n // Data.indexOf returned -1 due to a malformed message.\n else if (headerEnd === -1) {\n logger.warn('parseMessage() | malformed message');\n return;\n }\n parsed = parseHeader(message, data, headerStart, headerEnd);\n if (parsed !== true) {\n logger.warn('parseMessage() |', parsed.error);\n return;\n }\n headerStart = headerEnd + 2;\n }\n /* RFC3261 18.3.\n * If there are additional bytes in the transport packet\n * beyond the end of the body, they MUST be discarded.\n */\n if (message.hasHeader('content-length')) {\n const contentLength = message.getHeader('content-length');\n message.body = data.substr(bodyStart, contentLength);\n }\n else {\n message.body = data.substring(bodyStart);\n }\n return message;\n};\n/**\n * Extract and parse every header of a SIP message.\n */\nfunction getHeader(data, headerStart) {\n // 'start' position of the header.\n let start = headerStart;\n // 'end' position of the header.\n let end = 0;\n // 'partial end' position of the header.\n let partialEnd = 0;\n // End of message.\n if (data.substring(start, start + 2).match(/(^\\r\\n)/)) {\n return -2;\n }\n while (end === 0) {\n // Partial End of Header.\n partialEnd = data.indexOf('\\r\\n', start);\n // 'indexOf' returns -1 if the value to be found never occurs.\n if (partialEnd === -1) {\n return partialEnd;\n }\n if (!data.substring(partialEnd + 2, partialEnd + 4).match(/(^\\r\\n)/) &&\n data.charAt(partialEnd + 2).match(/(^\\s+)/)) {\n // Not the end of the message. Continue from the next position.\n start = partialEnd + 2;\n }\n else {\n end = partialEnd;\n }\n }\n return end;\n}\nfunction parseHeader(message, data, headerStart, headerEnd) {\n let parsed;\n const hcolonIndex = data.indexOf(':', headerStart);\n const headerName = data.substring(headerStart, hcolonIndex).trim();\n const headerValue = data.substring(hcolonIndex + 1, headerEnd).trim();\n // If header-field is well-known, parse it.\n switch (headerName.toLowerCase()) {\n case 'via':\n case 'v': {\n message.addHeader('via', headerValue);\n if (message.getHeaders('via').length === 1) {\n parsed = message.parseHeader('Via');\n if (parsed) {\n message.via = parsed;\n message.via_branch = parsed.branch;\n }\n }\n else {\n parsed = 0;\n }\n break;\n }\n case 'from':\n case 'f': {\n message.setHeader('from', headerValue);\n parsed = message.parseHeader('from');\n if (parsed) {\n message.from = parsed;\n message.from_tag = parsed.getParam('tag');\n }\n break;\n }\n case 'to':\n case 't': {\n message.setHeader('to', headerValue);\n parsed = message.parseHeader('to');\n if (parsed) {\n message.to = parsed;\n message.to_tag = parsed.getParam('tag');\n }\n break;\n }\n case 'record-route': {\n parsed = Grammar.parse(headerValue, 'Record_Route');\n if (parsed === -1) {\n parsed = undefined;\n }\n else {\n for (const header of parsed) {\n message.addHeader('record-route', headerValue.substring(header.possition, header.offset));\n message.headers['Record-Route'][message.getHeaders('record-route').length - 1].parsed = header.parsed;\n }\n }\n break;\n }\n case 'call-id':\n case 'i': {\n message.setHeader('call-id', headerValue);\n parsed = message.parseHeader('call-id');\n if (parsed) {\n message.call_id = headerValue;\n }\n break;\n }\n case 'contact':\n case 'm': {\n parsed = Grammar.parse(headerValue, 'Contact');\n if (parsed === -1) {\n parsed = undefined;\n }\n else {\n for (const header of parsed) {\n message.addHeader('contact', headerValue.substring(header.possition, header.offset));\n message.headers.Contact[message.getHeaders('contact').length - 1].parsed = header.parsed;\n }\n }\n break;\n }\n case 'content-length':\n case 'l': {\n message.setHeader('content-length', headerValue);\n parsed = message.parseHeader('content-length');\n break;\n }\n case 'content-type':\n case 'c': {\n message.setHeader('content-type', headerValue);\n parsed = message.parseHeader('content-type');\n break;\n }\n case 'cseq': {\n message.setHeader('cseq', headerValue);\n parsed = message.parseHeader('cseq');\n if (parsed) {\n message.cseq = parsed.value;\n }\n if (message instanceof SIPMessage.IncomingResponse) {\n message.method = parsed.method;\n }\n break;\n }\n case 'max-forwards': {\n message.setHeader('max-forwards', headerValue);\n parsed = message.parseHeader('max-forwards');\n break;\n }\n case 'www-authenticate': {\n message.setHeader('www-authenticate', headerValue);\n parsed = message.parseHeader('www-authenticate');\n break;\n }\n case 'proxy-authenticate': {\n message.setHeader('proxy-authenticate', headerValue);\n parsed = message.parseHeader('proxy-authenticate');\n break;\n }\n case 'session-expires':\n case 'x': {\n message.setHeader('session-expires', headerValue);\n parsed = message.parseHeader('session-expires');\n if (parsed) {\n message.session_expires = parsed.expires;\n message.session_expires_refresher = parsed.refresher;\n }\n break;\n }\n case 'refer-to':\n case 'r': {\n message.setHeader('refer-to', headerValue);\n parsed = message.parseHeader('refer-to');\n if (parsed) {\n message.refer_to = parsed;\n }\n break;\n }\n case 'replaces': {\n message.setHeader('replaces', headerValue);\n parsed = message.parseHeader('replaces');\n if (parsed) {\n message.replaces = parsed;\n }\n break;\n }\n case 'event':\n case 'o': {\n message.setHeader('event', headerValue);\n parsed = message.parseHeader('event');\n if (parsed) {\n message.event = parsed;\n }\n break;\n }\n default: {\n // Do not parse this header.\n message.addHeader(headerName, headerValue);\n parsed = 0;\n }\n }\n if (parsed === undefined) {\n return {\n error: `error parsing header \"${headerName}\"`,\n };\n }\n else {\n return true;\n }\n}\n", "\"use strict\";\nconst Logger = require('./Logger');\nconst JsSIP_C = require('./Constants');\nconst SIPMessage = require('./SIPMessage');\nconst Utils = require('./Utils');\nconst logger = new Logger('sanityCheck');\n// Checks for requests and responses.\nconst all = [minimumHeaders];\n// Checks for requests.\nconst requests = [\n rfc3261_8_2_2_1,\n rfc3261_16_3_4,\n rfc3261_18_3_request,\n rfc3261_8_2_2_2,\n];\n// Checks for responses.\nconst responses = [rfc3261_8_1_3_3, rfc3261_18_3_response];\n// local variables.\nlet message;\nlet ua;\nlet transport;\nmodule.exports = (m, u, t) => {\n message = m;\n ua = u;\n transport = t;\n for (const check of all) {\n if (check() === false) {\n return false;\n }\n }\n if (message instanceof SIPMessage.IncomingRequest) {\n for (const check of requests) {\n if (check() === false) {\n return false;\n }\n }\n }\n else if (message instanceof SIPMessage.IncomingResponse) {\n for (const check of responses) {\n if (check() === false) {\n return false;\n }\n }\n }\n // Everything is OK.\n return true;\n};\n/*\n * Sanity Check for incoming Messages\n *\n * Requests:\n * - _rfc3261_8_2_2_1_ Receive a Request with a non supported URI scheme\n * - _rfc3261_16_3_4_ Receive a Request already sent by us\n * Does not look at via sent-by but at jssip_id, which is inserted as\n * a prefix in all initial requests generated by the ua\n * - _rfc3261_18_3_request_ Body Content-Length\n * - _rfc3261_8_2_2_2_ Merged Requests\n *\n * Responses:\n * - _rfc3261_8_1_3_3_ Multiple Via headers\n * - _rfc3261_18_3_response_ Body Content-Length\n *\n * All:\n * - Minimum headers in a SIP message\n */\n// Sanity Check functions for requests.\nfunction rfc3261_8_2_2_1() {\n if (message.s('to').uri.scheme !== 'sip') {\n reply(416);\n return false;\n }\n}\nfunction rfc3261_16_3_4() {\n if (!message.to_tag) {\n if (message.call_id.substr(0, 5) === ua.configuration.jssip_id) {\n reply(482);\n return false;\n }\n }\n}\nfunction rfc3261_18_3_request() {\n const len = Utils.str_utf8_length(message.body);\n const contentLength = message.getHeader('content-length');\n if (len < contentLength) {\n reply(400);\n return false;\n }\n}\nfunction rfc3261_8_2_2_2() {\n const fromTag = message.from_tag;\n const call_id = message.call_id;\n const cseq = message.cseq;\n let tr;\n // Accept any in-dialog request.\n if (message.to_tag) {\n return;\n }\n // INVITE request.\n if (message.method === JsSIP_C.INVITE) {\n // If the branch matches the key of any IST then assume it is a retransmission\n // and ignore the INVITE.\n // TODO: we should reply the last response.\n if (ua._transactions.ist[message.via_branch]) {\n return false;\n }\n // Otherwise check whether it is a merged request.\n else {\n for (const transaction in ua._transactions.ist) {\n if (Object.prototype.hasOwnProperty.call(ua._transactions.ist, transaction)) {\n tr = ua._transactions.ist[transaction];\n if (tr.request.from_tag === fromTag &&\n tr.request.call_id === call_id &&\n tr.request.cseq === cseq) {\n reply(482);\n return false;\n }\n }\n }\n }\n }\n // Non INVITE request.\n // If the branch matches the key of any NIST then assume it is a retransmission\n // and ignore the request.\n // TODO: we should reply the last response.\n else if (ua._transactions.nist[message.via_branch]) {\n return false;\n }\n // Otherwise check whether it is a merged request.\n else {\n for (const transaction in ua._transactions.nist) {\n if (Object.prototype.hasOwnProperty.call(ua._transactions.nist, transaction)) {\n tr = ua._transactions.nist[transaction];\n if (tr.request.from_tag === fromTag &&\n tr.request.call_id === call_id &&\n tr.request.cseq === cseq) {\n reply(482);\n return false;\n }\n }\n }\n }\n}\n// Sanity Check functions for responses.\nfunction rfc3261_8_1_3_3() {\n if (message.getHeaders('via').length > 1) {\n logger.debug('more than one Via header field present in the response, dropping the response');\n return false;\n }\n}\nfunction rfc3261_18_3_response() {\n const len = Utils.str_utf8_length(message.body), contentLength = message.getHeader('content-length');\n if (len < contentLength) {\n logger.debug('message body length is lower than the value in Content-Length header field, dropping the response');\n return false;\n }\n}\n// Sanity Check functions for requests and responses.\nfunction minimumHeaders() {\n const mandatoryHeaders = ['from', 'to', 'call_id', 'cseq', 'via'];\n for (const header of mandatoryHeaders) {\n if (!message.hasHeader(header)) {\n logger.debug(`missing mandatory header field : ${header}, dropping the response`);\n return false;\n }\n }\n}\n// Reply.\nfunction reply(status_code) {\n const vias = message.getHeaders('via');\n let to;\n let response = `SIP/2.0 ${status_code} ${JsSIP_C.REASON_PHRASE[status_code]}\\r\\n`;\n for (const via of vias) {\n response += `Via: ${via}\\r\\n`;\n }\n to = message.getHeader('To');\n if (!message.to_tag) {\n to += `;tag=${Utils.newTag()}`;\n }\n response += `To: ${to}\\r\\n`;\n response += `From: ${message.getHeader('From')}\\r\\n`;\n response += `Call-ID: ${message.call_id}\\r\\n`;\n response += `CSeq: ${message.cseq} ${message.method}\\r\\n`;\n response += '\\r\\n';\n transport.send(response);\n}\n", "\"use strict\";\nconst Utils = require('./Utils');\nconst JsSIP_C = require('./Constants');\nconst Grammar = require('./Grammar');\nconst URI = require('./URI');\nconst Socket = require('./Socket');\nconst Exceptions = require('./Exceptions');\n// Default settings.\nexports.settings = {\n // SIP authentication.\n authorization_user: null,\n password: null,\n realm: null,\n ha1: null,\n authorization_jwt: null,\n // SIP account.\n display_name: null,\n uri: null,\n contact_uri: null,\n // SIP instance id (GRUU).\n instance_id: null,\n // Preloaded SIP Route header field.\n use_preloaded_route: false,\n // Session parameters.\n session_timers: true,\n session_timers_refresh_method: JsSIP_C.UPDATE,\n session_timers_force_refresher: false,\n no_answer_timeout: 60,\n // Registration parameters.\n register: true,\n register_expires: 600,\n register_from_tag_trail: '',\n registrar_server: null,\n // Connection options.\n sockets: null,\n connection_recovery_max_interval: JsSIP_C.CONNECTION_RECOVERY_MAX_INTERVAL,\n connection_recovery_min_interval: JsSIP_C.CONNECTION_RECOVERY_MIN_INTERVAL,\n // Global extra headers, to be added to every request and response\n extra_headers: null,\n /*\n * Host address.\n * Value to be set in Via sent_by and host part of Contact FQDN.\n */\n via_host: `${Utils.createRandomToken(12)}.invalid`,\n};\n// Configuration checks.\nconst checks = {\n mandatory: {\n sockets(sockets) {\n /* Allow defining sockets parameter as:\n * Socket: socket\n * Array of Socket: [socket1, socket2]\n * Array of Objects: [{socket: socket1, weight:1}, {socket: Socket2, weight:0}]\n * Array of Objects and Socket: [{socket: socket1}, socket2]\n */\n const _sockets = [];\n if (Socket.isSocket(sockets)) {\n _sockets.push({ socket: sockets });\n }\n else if (Array.isArray(sockets) && sockets.length) {\n for (const socket of sockets) {\n if (Object.prototype.hasOwnProperty.call(socket, 'socket') &&\n Socket.isSocket(socket.socket)) {\n _sockets.push(socket);\n }\n else if (Socket.isSocket(socket)) {\n _sockets.push({ socket: socket });\n }\n }\n }\n else {\n return;\n }\n return _sockets;\n },\n uri(uri) {\n if (!/^sip:/i.test(uri)) {\n uri = `${JsSIP_C.SIP}:${uri}`;\n }\n const parsed = URI.parse(uri);\n if (!parsed) {\n return;\n }\n else if (!parsed.user) {\n return;\n }\n else {\n return parsed;\n }\n },\n },\n optional: {\n authorization_user(authorization_user) {\n if (Grammar.parse(`\"${authorization_user}\"`, 'quoted_string') === -1) {\n return;\n }\n else {\n return authorization_user;\n }\n },\n authorization_jwt(authorization_jwt) {\n if (typeof authorization_jwt === 'string') {\n return authorization_jwt;\n }\n },\n user_agent(user_agent) {\n if (typeof user_agent === 'string') {\n return user_agent;\n }\n },\n connection_recovery_max_interval(connection_recovery_max_interval) {\n if (Utils.isDecimal(connection_recovery_max_interval)) {\n const value = Number(connection_recovery_max_interval);\n if (value > 0) {\n return value;\n }\n }\n },\n connection_recovery_min_interval(connection_recovery_min_interval) {\n if (Utils.isDecimal(connection_recovery_min_interval)) {\n const value = Number(connection_recovery_min_interval);\n if (value > 0) {\n return value;\n }\n }\n },\n contact_uri(contact_uri) {\n if (typeof contact_uri === 'string') {\n const uri = Grammar.parse(contact_uri, 'SIP_URI');\n if (uri !== -1) {\n return uri;\n }\n }\n },\n display_name(display_name) {\n return display_name;\n },\n instance_id(instance_id) {\n if (/^uuid:/i.test(instance_id)) {\n instance_id = instance_id.substr(5);\n }\n if (Grammar.parse(instance_id, 'uuid') === -1) {\n return;\n }\n else {\n return instance_id;\n }\n },\n no_answer_timeout(no_answer_timeout) {\n if (Utils.isDecimal(no_answer_timeout)) {\n const value = Number(no_answer_timeout);\n if (value > 0) {\n return value;\n }\n }\n },\n session_timers(session_timers) {\n if (typeof session_timers === 'boolean') {\n return session_timers;\n }\n },\n session_timers_refresh_method(method) {\n if (typeof method === 'string') {\n method = method.toUpperCase();\n if (method === JsSIP_C.INVITE || method === JsSIP_C.UPDATE) {\n return method;\n }\n }\n },\n session_timers_force_refresher(session_timers_force_refresher) {\n if (typeof session_timers_force_refresher === 'boolean') {\n return session_timers_force_refresher;\n }\n },\n password(password) {\n return String(password);\n },\n realm(realm) {\n return String(realm);\n },\n ha1(ha1) {\n return String(ha1);\n },\n register(register) {\n if (typeof register === 'boolean') {\n return register;\n }\n },\n register_expires(register_expires) {\n if (Utils.isDecimal(register_expires)) {\n const value = Number(register_expires);\n if (value >= 0) {\n return value;\n }\n }\n },\n register_from_tag_trail(register_from_tag_trail) {\n if (typeof register_from_tag_trail === 'function') {\n return register_from_tag_trail;\n }\n return String(register_from_tag_trail);\n },\n registrar_server(registrar_server) {\n if (!/^sip:/i.test(registrar_server)) {\n registrar_server = `${JsSIP_C.SIP}:${registrar_server}`;\n }\n const parsed = URI.parse(registrar_server);\n if (!parsed) {\n return;\n }\n else if (parsed.user) {\n return;\n }\n else {\n return parsed;\n }\n },\n use_preloaded_route(use_preloaded_route) {\n if (typeof use_preloaded_route === 'boolean') {\n return use_preloaded_route;\n }\n },\n extra_headers(extra_headers) {\n const _extraHeaders = [];\n if (Array.isArray(extra_headers) && extra_headers.length) {\n for (const header of extra_headers) {\n if (typeof header === 'string') {\n _extraHeaders.push(header);\n }\n }\n }\n else {\n return;\n }\n return _extraHeaders;\n },\n },\n};\nexports.load = (dst, src) => {\n // Check Mandatory parameters.\n for (const parameter in checks.mandatory) {\n if (!src.hasOwnProperty(parameter)) {\n throw new Exceptions.ConfigurationError(parameter);\n }\n else {\n const value = src[parameter];\n const checked_value = checks.mandatory[parameter](value);\n if (checked_value !== undefined) {\n dst[parameter] = checked_value;\n }\n else {\n throw new Exceptions.ConfigurationError(parameter, value);\n }\n }\n }\n // Check Optional parameters.\n for (const parameter in checks.optional) {\n if (src.hasOwnProperty(parameter)) {\n const value = src[parameter];\n /* If the parameter value is null, empty string, undefined, empty array\n * or it's a number with NaN value, then apply its default value.\n */\n if (Utils.isEmpty(value)) {\n continue;\n }\n const checked_value = checks.optional[parameter](value);\n if (checked_value !== undefined) {\n dst[parameter] = checked_value;\n }\n else {\n throw new Exceptions.ConfigurationError(parameter, value);\n }\n }\n }\n};\n", "\"use strict\";\n/* eslint-disable no-invalid-this */\nconst EventEmitter = require('events').EventEmitter;\nconst Logger = require('./Logger');\nconst JsSIP_C = require('./Constants');\nconst Registrator = require('./Registrator');\nconst RTCSession = require('./RTCSession');\nconst Subscriber = require('./Subscriber');\nconst Notifier = require('./Notifier');\nconst Message = require('./Message');\nconst Options = require('./Options');\nconst Transactions = require('./Transactions');\nconst Transport = require('./Transport');\nconst Utils = require('./Utils');\nconst Exceptions = require('./Exceptions');\nconst URI = require('./URI');\nconst Parser = require('./Parser');\nconst SIPMessage = require('./SIPMessage');\nconst sanityCheck = require('./sanityCheck');\nconst config = require('./Config');\nconst logger = new Logger('UA');\nconst C = {\n // UA status codes.\n STATUS_INIT: 0,\n STATUS_READY: 1,\n STATUS_USER_CLOSED: 2,\n STATUS_NOT_READY: 3,\n // UA error codes.\n CONFIGURATION_ERROR: 1,\n NETWORK_ERROR: 2,\n};\n/**\n * The User-Agent class.\n * @class JsSIP.UA\n * @param {Object} configuration Configuration parameters.\n * @throws {JsSIP.Exceptions.ConfigurationError} If a configuration parameter is invalid.\n * @throws {TypeError} If no configuration is given.\n */\nmodule.exports = class UA extends EventEmitter {\n // Expose C object.\n static get C() {\n return C;\n }\n constructor(configuration) {\n // Check configuration argument.\n if (!configuration) {\n throw new TypeError('Not enough arguments');\n }\n // Hide sensitive information.\n const sensitiveKeys = ['password', 'ha1', 'authorization_jwt'];\n logger.debug('new() [configuration:%o]', Object.entries(configuration).filter(([key]) => !sensitiveKeys.includes(key)));\n super();\n this._cache = {\n credentials: {},\n };\n this._configuration = Object.assign({}, config.settings);\n this._dynConfiguration = {};\n this._dialogs = {};\n // User actions outside any session/dialog (MESSAGE/OPTIONS).\n this._applicants = {};\n this._sessions = {};\n this._transport = null;\n this._contact = null;\n this._status = C.STATUS_INIT;\n this._error = null;\n this._transactions = {\n nist: {},\n nict: {},\n ist: {},\n ict: {},\n };\n // Custom UA empty object for high level use.\n this._data = {};\n this._closeTimer = null;\n // Load configuration.\n try {\n this._loadConfig(configuration);\n }\n catch (error) {\n this._status = C.STATUS_NOT_READY;\n this._error = C.CONFIGURATION_ERROR;\n throw error;\n }\n // Initialize registrator.\n this._registrator = new Registrator(this);\n }\n get C() {\n return C;\n }\n get status() {\n return this._status;\n }\n get contact() {\n return this._contact;\n }\n get configuration() {\n return this._configuration;\n }\n get transport() {\n return this._transport;\n }\n // =================\n // High Level API\n // =================\n /**\n * Connect to the server if status = STATUS_INIT.\n * Resume UA after being closed.\n */\n start() {\n logger.debug('start()');\n if (this._status === C.STATUS_INIT) {\n this._transport.connect();\n }\n else if (this._status === C.STATUS_USER_CLOSED) {\n logger.debug('restarting UA');\n // Disconnect.\n if (this._closeTimer !== null) {\n clearTimeout(this._closeTimer);\n this._closeTimer = null;\n this._transport.disconnect();\n }\n // Reconnect.\n this._status = C.STATUS_INIT;\n this._transport.connect();\n }\n else if (this._status === C.STATUS_READY) {\n logger.debug('UA is in READY status, not restarted');\n }\n else {\n logger.debug('ERROR: connection is down, Auto-Recovery system is trying to reconnect');\n }\n // Set dynamic configuration.\n this._dynConfiguration.register = this._configuration.register;\n }\n /**\n * Register.\n */\n register() {\n logger.debug('register()');\n this._dynConfiguration.register = true;\n this._registrator.register();\n }\n /**\n * Unregister.\n */\n unregister(options) {\n logger.debug('unregister()');\n this._dynConfiguration.register = false;\n this._registrator.unregister(options);\n }\n /**\n * Get the Registrator instance.\n */\n registrator() {\n return this._registrator;\n }\n /**\n * Registration state.\n */\n isRegistered() {\n return this._registrator.registered;\n }\n /**\n * Connection state.\n */\n isConnected() {\n return this._transport.isConnected();\n }\n /**\n * Make an outgoing call.\n *\n * -param {String} target\n * -param {Object} [options]\n *\n * -throws {TypeError}\n *\n */\n call(target, options) {\n logger.debug('call()');\n const session = new RTCSession(this);\n session.connect(target, options);\n return session;\n }\n /**\n * Send a message.\n *\n * -param {String} target\n * -param {String} body\n * -param {Object} [options]\n *\n * -throws {TypeError}\n *\n */\n sendMessage(target, body, options) {\n logger.debug('sendMessage()');\n const message = new Message(this);\n message.send(target, body, options);\n return message;\n }\n /**\n * Create subscriber instance\n */\n subscribe(target, eventName, accept, options) {\n logger.debug('subscribe()');\n return new Subscriber(this, target, eventName, accept, options);\n }\n /**\n * Create notifier instance\n */\n notify(subscribe, contentType, options) {\n logger.debug('notify()');\n return new Notifier(this, subscribe, contentType, options);\n }\n /**\n * Send a SIP OPTIONS.\n *\n * -param {String} target\n * -param {String} [body]\n * -param {Object} [options]\n *\n * -throws {TypeError}\n *\n */\n sendOptions(target, body, options) {\n logger.debug('sendOptions()');\n const message = new Options(this);\n message.send(target, body, options);\n return message;\n }\n /**\n * Terminate ongoing sessions.\n */\n terminateSessions(options) {\n logger.debug('terminateSessions()');\n for (const idx in this._sessions) {\n if (!this._sessions[idx].isEnded()) {\n this._sessions[idx].terminate(options);\n }\n }\n }\n /**\n * Gracefully close.\n *\n */\n stop() {\n logger.debug('stop()');\n // Remove dynamic settings.\n this._dynConfiguration = {};\n if (this._status === C.STATUS_USER_CLOSED) {\n logger.debug('UA already closed');\n return;\n }\n // Close registrator.\n this._registrator.close();\n // If there are session wait a bit so CANCEL/BYE can be sent and their responses received.\n const num_sessions = Object.keys(this._sessions).length;\n // Run _terminate_ on every Session.\n for (const session in this._sessions) {\n if (Object.prototype.hasOwnProperty.call(this._sessions, session)) {\n logger.debug(`closing session ${session}`);\n try {\n this._sessions[session].terminate();\n }\n catch (error) { }\n }\n }\n // Run _close_ on every applicant.\n for (const applicant in this._applicants) {\n if (Object.prototype.hasOwnProperty.call(this._applicants, applicant)) {\n try {\n this._applicants[applicant].close();\n }\n catch (error) { }\n }\n }\n this._status = C.STATUS_USER_CLOSED;\n const num_transactions = Object.keys(this._transactions.nict).length +\n Object.keys(this._transactions.nist).length +\n Object.keys(this._transactions.ict).length +\n Object.keys(this._transactions.ist).length;\n if (num_transactions === 0 && num_sessions === 0) {\n this._transport.disconnect();\n }\n else {\n this._closeTimer = setTimeout(() => {\n this._closeTimer = null;\n this._transport.disconnect();\n }, 2000);\n }\n }\n /**\n * Normalice a string into a valid SIP request URI\n * -param {String} target\n * -returns {JsSIP.URI|undefined}\n */\n normalizeTarget(target) {\n return Utils.normalizeTarget(target, this._configuration.hostport_params);\n }\n /**\n * Allow retrieving configuration and autogenerated fields in runtime.\n */\n get(parameter) {\n switch (parameter) {\n case 'authorization_user': {\n return this._configuration.authorization_user;\n }\n case 'realm': {\n return this._configuration.realm;\n }\n case 'ha1': {\n return this._configuration.ha1;\n }\n case 'authorization_jwt': {\n return this._configuration.authorization_jwt;\n }\n default: {\n logger.warn('get() | cannot get \"%s\" parameter in runtime', parameter);\n return undefined;\n }\n }\n }\n /**\n * Allow configuration changes in runtime.\n * Returns true if the parameter could be set.\n */\n set(parameter, value) {\n switch (parameter) {\n case 'authorization_user': {\n this._configuration.authorization_user = String(value);\n break;\n }\n case 'password': {\n this._configuration.password = String(value);\n break;\n }\n case 'realm': {\n this._configuration.realm = String(value);\n break;\n }\n case 'ha1': {\n this._configuration.ha1 = String(value);\n // Delete the plain SIP password.\n this._configuration.password = null;\n break;\n }\n case 'authorization_jwt': {\n this._configuration.authorization_jwt = String(value);\n break;\n }\n case 'display_name': {\n this._configuration.display_name = value;\n break;\n }\n case 'extra_headers': {\n this._configuration.extra_headers = value;\n break;\n }\n default: {\n logger.warn('set() | cannot set \"%s\" parameter in runtime', parameter);\n return false;\n }\n }\n return true;\n }\n // ==========================\n // Event Handlers.\n // ==========================\n /**\n * new Transaction\n */\n newTransaction(transaction) {\n this._transactions[transaction.type][transaction.id] = transaction;\n this.emit('newTransaction', {\n transaction,\n });\n }\n /**\n * Transaction destroyed.\n */\n destroyTransaction(transaction) {\n delete this._transactions[transaction.type][transaction.id];\n this.emit('transactionDestroyed', {\n transaction,\n });\n }\n /**\n * new Dialog\n */\n newDialog(dialog) {\n this._dialogs[dialog.id] = dialog;\n }\n /**\n * Dialog destroyed.\n */\n destroyDialog(dialog) {\n delete this._dialogs[dialog.id];\n }\n /**\n * new Message\n */\n newMessage(message, data) {\n this._applicants[message] = message;\n this.emit('newMessage', data);\n }\n /**\n * new Options\n */\n newOptions(message, data) {\n this._applicants[message] = message;\n this.emit('newOptions', data);\n }\n /**\n * Message destroyed.\n */\n destroyMessage(message) {\n delete this._applicants[message];\n }\n /**\n * new RTCSession\n */\n newRTCSession(session, data) {\n this._sessions[session.id] = session;\n this.emit('newRTCSession', data);\n }\n /**\n * RTCSession destroyed.\n */\n destroyRTCSession(session) {\n delete this._sessions[session.id];\n }\n /**\n * Registered\n */\n registered(data) {\n this.emit('registered', data);\n }\n /**\n * Unregistered\n */\n unregistered(data) {\n this.emit('unregistered', data);\n }\n /**\n * Registration Failed\n */\n registrationFailed(data) {\n this.emit('registrationFailed', data);\n }\n // =========================\n // ReceiveRequest.\n // =========================\n /**\n * Request reception\n */\n receiveRequest(request) {\n const method = request.method;\n // Check that request URI points to us.\n if (request.ruri.user !== this._configuration.uri.user &&\n request.ruri.user !== this._contact.uri.user) {\n logger.debug('Request-URI does not point to us');\n if (request.method !== JsSIP_C.ACK) {\n request.reply_sl(404);\n }\n return;\n }\n // Check request URI scheme.\n if (request.ruri.scheme === JsSIP_C.SIPS) {\n request.reply_sl(416);\n return;\n }\n // Check transaction.\n if (Transactions.checkTransaction(this, request)) {\n return;\n }\n // Create the server transaction.\n if (method === JsSIP_C.INVITE) {\n /* eslint-disable no-new */\n new Transactions.InviteServerTransaction(this, this._transport, request);\n /* eslint-enable no-new */\n }\n else if (method !== JsSIP_C.ACK && method !== JsSIP_C.CANCEL) {\n /* eslint-disable no-new */\n new Transactions.NonInviteServerTransaction(this, this._transport, request);\n /* eslint-enable no-new */\n }\n /* RFC3261 12.2.2\n * Requests that do not change in any way the state of a dialog may be\n * received within a dialog (for example, an OPTIONS request).\n * They are processed as if they had been received outside the dialog.\n */\n if (method === JsSIP_C.OPTIONS) {\n if (this.listeners('newOptions').length === 0) {\n request.reply(200);\n return;\n }\n const message = new Options(this);\n message.init_incoming(request);\n }\n else if (method === JsSIP_C.MESSAGE) {\n if (this.listeners('newMessage').length === 0) {\n request.reply(405);\n return;\n }\n const message = new Message(this);\n message.init_incoming(request);\n }\n else if (method === JsSIP_C.SUBSCRIBE) {\n if (this.listeners('newSubscribe').length === 0) {\n request.reply(405);\n return;\n }\n }\n else if (method === JsSIP_C.INVITE) {\n // Initial INVITE.\n if (!request.to_tag && this.listeners('newRTCSession').length === 0) {\n request.reply(405);\n return;\n }\n }\n let dialog;\n let session;\n // Initial Request.\n if (!request.to_tag) {\n switch (method) {\n case JsSIP_C.INVITE: {\n // eslint-disable-next-line no-undef\n if (window.RTCPeerConnection) {\n // TODO\n if (request.hasHeader('replaces')) {\n const replaces = request.replaces;\n dialog = this._findDialog(replaces.call_id, replaces.from_tag, replaces.to_tag);\n if (dialog) {\n session = dialog.owner;\n if (!session.isEnded()) {\n session.receiveRequest(request);\n }\n else {\n request.reply(603);\n }\n }\n else {\n request.reply(481);\n }\n }\n else {\n session = new RTCSession(this);\n session.init_incoming(request);\n }\n }\n else {\n logger.warn('INVITE received but WebRTC is not supported');\n request.reply(488);\n }\n break;\n }\n case JsSIP_C.BYE: {\n // Out of dialog BYE received.\n request.reply(481);\n break;\n }\n case JsSIP_C.CANCEL: {\n session = this._findSession(request);\n if (session) {\n session.receiveRequest(request);\n }\n else {\n logger.debug('received CANCEL request for a non existent session');\n }\n break;\n }\n case JsSIP_C.ACK: {\n /* Absorb it.\n * ACK request without a corresponding Invite Transaction\n * and without To tag.\n */\n break;\n }\n case JsSIP_C.NOTIFY: {\n // Receive new sip event.\n this.emit('sipEvent', {\n event: request.event,\n request,\n });\n request.reply(200);\n break;\n }\n case JsSIP_C.SUBSCRIBE: {\n Notifier.init_incoming(request, () => {\n this.emit('newSubscribe', {\n event: request.event,\n request,\n });\n });\n break;\n }\n default: {\n request.reply(405);\n break;\n }\n }\n }\n // In-dialog request.\n else {\n dialog = this._findDialog(request.call_id, request.from_tag, request.to_tag);\n if (dialog) {\n dialog.receiveRequest(request);\n }\n else if (method === JsSIP_C.NOTIFY) {\n session = this._findSession(request);\n if (session) {\n session.receiveRequest(request);\n }\n else {\n logger.debug('received NOTIFY request for a non existent subscription');\n request.reply(481, 'Subscription does not exist');\n }\n }\n else if (method !== JsSIP_C.ACK) {\n /* RFC3261 12.2.2\n * Request with to tag, but no matching dialog found.\n * Exception: ACK for an Invite request for which a dialog has not\n * been created.\n */\n request.reply(481);\n }\n }\n }\n // =================\n // Utils.\n // =================\n /**\n * Get the session to which the request belongs to, if any.\n */\n _findSession({ call_id, from_tag, to_tag }) {\n const sessionIDa = call_id + from_tag;\n const sessionA = this._sessions[sessionIDa];\n const sessionIDb = call_id + to_tag;\n const sessionB = this._sessions[sessionIDb];\n if (sessionA) {\n return sessionA;\n }\n else if (sessionB) {\n return sessionB;\n }\n else {\n return null;\n }\n }\n /**\n * Get the dialog to which the request belongs to, if any.\n */\n _findDialog(call_id, from_tag, to_tag) {\n let id = call_id + from_tag + to_tag;\n let dialog = this._dialogs[id];\n if (dialog) {\n return dialog;\n }\n else {\n id = call_id + to_tag + from_tag;\n dialog = this._dialogs[id];\n if (dialog) {\n return dialog;\n }\n else {\n return null;\n }\n }\n }\n _loadConfig(configuration) {\n // Check and load the given configuration.\n // This can throw.\n config.load(this._configuration, configuration);\n // Post Configuration Process.\n // Allow passing 0 number as display_name.\n if (this._configuration.display_name === 0) {\n this._configuration.display_name = '0';\n }\n // Instance-id for GRUU.\n if (!this._configuration.instance_id) {\n this._configuration.instance_id = Utils.newUUID();\n }\n // Jssip_id instance parameter. Static random tag of length 5.\n this._configuration.jssip_id = Utils.createRandomToken(5);\n // String containing this._configuration.uri without scheme and user.\n const hostport_params = this._configuration.uri.clone();\n hostport_params.user = null;\n this._configuration.hostport_params = hostport_params\n .toString()\n .replace(/^sip:/i, '');\n // Transport.\n try {\n this._transport = new Transport(this._configuration.sockets, {\n // Recovery options.\n max_interval: this._configuration.connection_recovery_max_interval,\n min_interval: this._configuration.connection_recovery_min_interval,\n });\n // Transport event callbacks.\n this._transport.onconnecting = onTransportConnecting.bind(this);\n this._transport.onconnect = onTransportConnect.bind(this);\n this._transport.ondisconnect = onTransportDisconnect.bind(this);\n this._transport.ondata = onTransportData.bind(this);\n }\n catch (error) {\n logger.warn(error);\n throw new Exceptions.ConfigurationError('sockets', this._configuration.sockets);\n }\n // Remove sockets instance from configuration object.\n delete this._configuration.sockets;\n // Check whether authorization_user is explicitly defined.\n // Take 'this._configuration.uri.user' value if not.\n if (!this._configuration.authorization_user) {\n this._configuration.authorization_user = this._configuration.uri.user;\n }\n // If no 'registrar_server' is set use the 'uri' value without user portion and\n // without URI params/headers.\n if (!this._configuration.registrar_server) {\n const registrar_server = this._configuration.uri.clone();\n registrar_server.user = null;\n registrar_server.clearParams();\n registrar_server.clearHeaders();\n this._configuration.registrar_server = registrar_server;\n }\n // User no_answer_timeout.\n this._configuration.no_answer_timeout *= 1000;\n // Via Host.\n if (this._configuration.contact_uri) {\n this._configuration.via_host = this._configuration.contact_uri.host;\n }\n // Contact URI.\n else {\n this._configuration.contact_uri = new URI('sip', Utils.createRandomToken(8), this._configuration.via_host, null, { transport: 'ws' });\n }\n this._contact = {\n pub_gruu: null,\n temp_gruu: null,\n uri: this._configuration.contact_uri,\n toString(options = {}) {\n const anonymous = options.anonymous || null;\n const outbound = options.outbound || null;\n let contact = '<';\n if (anonymous) {\n contact +=\n this.temp_gruu || 'sip:anonymous@anonymous.invalid;transport=ws';\n }\n else {\n contact += this.pub_gruu || this.uri.toString();\n }\n if (outbound && (anonymous ? !this.temp_gruu : !this.pub_gruu)) {\n contact += ';ob';\n }\n contact += '>';\n return contact;\n },\n };\n // Seal the configuration.\n const writable_parameters = [\n 'authorization_user',\n 'password',\n 'realm',\n 'ha1',\n 'authorization_jwt',\n 'display_name',\n 'register',\n 'extra_headers',\n ];\n for (const parameter in this._configuration) {\n if (Object.prototype.hasOwnProperty.call(this._configuration, parameter)) {\n if (writable_parameters.indexOf(parameter) !== -1) {\n Object.defineProperty(this._configuration, parameter, {\n writable: true,\n configurable: false,\n });\n }\n else {\n Object.defineProperty(this._configuration, parameter, {\n writable: false,\n configurable: false,\n });\n }\n }\n }\n logger.debug('configuration parameters after validation:');\n for (const parameter in this._configuration) {\n // Only show the user user configurable parameters.\n if (Object.prototype.hasOwnProperty.call(config.settings, parameter)) {\n switch (parameter) {\n case 'uri':\n case 'registrar_server': {\n logger.debug(`- ${parameter}: ${this._configuration[parameter]}`);\n break;\n }\n case 'password':\n case 'ha1':\n case 'authorization_jwt': {\n logger.debug(`- ${parameter}: NOT SHOWN`);\n break;\n }\n default: {\n logger.debug(`- ${parameter}: ${JSON.stringify(this._configuration[parameter])}`);\n }\n }\n }\n }\n return;\n }\n};\n/**\n * Transport event handlers\n */\n// Transport connecting event.\nfunction onTransportConnecting(data) {\n this.emit('connecting', data);\n}\n// Transport connected event.\nfunction onTransportConnect(data) {\n if (this._status === C.STATUS_USER_CLOSED) {\n return;\n }\n this._status = C.STATUS_READY;\n this._error = null;\n this.emit('connected', data);\n if (this._dynConfiguration.register) {\n this._registrator.register();\n }\n}\n// Transport disconnected event.\nfunction onTransportDisconnect(data) {\n // Run _onTransportError_ callback on every client transaction using _transport_.\n const client_transactions = ['nict', 'ict', 'nist', 'ist'];\n for (const type of client_transactions) {\n for (const id in this._transactions[type]) {\n if (Object.prototype.hasOwnProperty.call(this._transactions[type], id)) {\n this._transactions[type][id].onTransportError();\n }\n }\n }\n this.emit('disconnected', data);\n // Call registrator _onTransportClosed_.\n this._registrator.onTransportClosed();\n if (this._status !== C.STATUS_USER_CLOSED) {\n this._status = C.STATUS_NOT_READY;\n this._error = C.NETWORK_ERROR;\n }\n}\n// Transport data event.\nfunction onTransportData(data) {\n const transport = data.transport;\n let message = data.message;\n message = Parser.parseMessage(message, this);\n if (!message) {\n return;\n }\n if (this._status === C.STATUS_USER_CLOSED &&\n message instanceof SIPMessage.IncomingRequest) {\n return;\n }\n // Do some sanity check.\n if (!sanityCheck(message, this, transport)) {\n return;\n }\n if (message instanceof SIPMessage.IncomingRequest) {\n message.transport = transport;\n this.receiveRequest(message);\n }\n else if (message instanceof SIPMessage.IncomingResponse) {\n /* Unike stated in 18.1.2, if a response does not match\n * any transaction, it is discarded here and no passed to the core\n * in order to be discarded there.\n */\n let transaction;\n switch (message.method) {\n case JsSIP_C.INVITE: {\n transaction = this._transactions.ict[message.via_branch];\n if (transaction) {\n transaction.receiveResponse(message);\n }\n break;\n }\n case JsSIP_C.ACK: {\n // Just in case ;-).\n break;\n }\n default: {\n transaction = this._transactions.nict[message.via_branch];\n if (transaction) {\n transaction.receiveResponse(message);\n }\n break;\n }\n }\n }\n}\n", "\"use strict\";\nconst Logger = require('./Logger');\nconst Grammar = require('./Grammar');\nconst logger = new Logger('WebSocketInterface');\nmodule.exports = class WebSocketInterface {\n constructor(url) {\n logger.debug('new() [url:\"%s\"]', url);\n this._url = url;\n this._sip_uri = null;\n this._via_transport = null;\n this._ws = null;\n const parsed_url = Grammar.parse(url, 'absoluteURI');\n if (parsed_url === -1) {\n logger.warn(`invalid WebSocket URI: ${url}`);\n throw new TypeError(`Invalid argument: ${url}`);\n }\n else if (parsed_url.scheme !== 'wss' && parsed_url.scheme !== 'ws') {\n logger.warn(`invalid WebSocket URI scheme: ${parsed_url.scheme}`);\n throw new TypeError(`Invalid argument: ${url}`);\n }\n else {\n this._sip_uri = `sip:${parsed_url.host}${parsed_url.port ? `:${parsed_url.port}` : ''};transport=ws`;\n this._via_transport = parsed_url.scheme.toUpperCase();\n }\n }\n get via_transport() {\n return this._via_transport;\n }\n set via_transport(value) {\n this._via_transport = value.toUpperCase();\n }\n get sip_uri() {\n return this._sip_uri;\n }\n get url() {\n return this._url;\n }\n connect() {\n logger.debug('connect()');\n if (this.isConnected()) {\n logger.debug(`WebSocket ${this._url} is already connected`);\n return;\n }\n else if (this.isConnecting()) {\n logger.debug(`WebSocket ${this._url} is connecting`);\n return;\n }\n if (this._ws) {\n this.disconnect();\n }\n logger.debug(`connecting to WebSocket ${this._url}`);\n try {\n this._ws = new WebSocket(this._url, 'sip');\n this._ws.binaryType = 'arraybuffer';\n this._ws.onopen = this._onOpen.bind(this);\n this._ws.onclose = this._onClose.bind(this);\n this._ws.onmessage = this._onMessage.bind(this);\n this._ws.onerror = this._onError.bind(this);\n }\n catch (error) {\n this._onError(error);\n }\n }\n disconnect() {\n logger.debug('disconnect()');\n if (this._ws) {\n // Unbind websocket event callbacks.\n this._ws.onopen = () => { };\n this._ws.onclose = () => { };\n this._ws.onmessage = () => { };\n this._ws.onerror = () => { };\n this._ws.close();\n this._ws = null;\n }\n }\n send(message) {\n logger.debug('send()');\n if (this.isConnected()) {\n this._ws.send(message);\n return true;\n }\n else {\n logger.warn('unable to send message, WebSocket is not open');\n return false;\n }\n }\n isConnected() {\n return this._ws && this._ws.readyState === this._ws.OPEN;\n }\n isConnecting() {\n return this._ws && this._ws.readyState === this._ws.CONNECTING;\n }\n /**\n * WebSocket Event Handlers\n */\n _onOpen() {\n logger.debug(`WebSocket ${this._url} connected`);\n this.onconnect();\n }\n _onClose({ wasClean, code, reason }) {\n logger.debug(`WebSocket ${this._url} closed`);\n if (wasClean === false) {\n logger.debug('WebSocket abrupt disconnection');\n }\n this.ondisconnect(!wasClean, code, reason);\n }\n _onMessage({ data }) {\n logger.debug('received WebSocket message');\n this.ondata(data);\n }\n _onError(e) {\n logger.warn(`WebSocket ${this._url} error: `, e);\n }\n};\n", "\"use strict\";\nconst pkg = require('../package.json');\nconst C = require('./Constants');\nconst Exceptions = require('./Exceptions');\nconst Utils = require('./Utils');\nconst UA = require('./UA');\nconst URI = require('./URI');\nconst NameAddrHeader = require('./NameAddrHeader');\nconst Grammar = require('./Grammar');\nconst WebSocketInterface = require('./WebSocketInterface');\nconst debug = require('debug')('JsSIP');\nconst RTCSession = require('./RTCSession');\ndebug('version %s', pkg.version);\n/**\n * Expose the JsSIP module.\n */\nmodule.exports = {\n C,\n Exceptions,\n Utils,\n UA,\n URI,\n NameAddrHeader,\n WebSocketInterface,\n Grammar,\n RTCSession,\n // Expose the debug module.\n debug: require('debug'),\n get name() {\n return pkg.title;\n },\n get version() {\n return pkg.version;\n },\n};\n", "export default {\n logger: typeof console !== \"undefined\" ? console : undefined,\n WebSocket: typeof WebSocket !== \"undefined\" ? WebSocket : undefined,\n}\n", "import adapters from \"./adapters\"\n\n// The logger is disabled by default. You can enable it with:\n//\n// ActionCable.logger.enabled = true\n//\n// Example:\n//\n// import * as ActionCable from '@rails/actioncable'\n//\n// ActionCable.logger.enabled = true\n// ActionCable.logger.log('Connection Established.')\n//\n\nexport default {\n log(...messages) {\n if (this.enabled) {\n messages.push(Date.now())\n adapters.logger.log(\"[ActionCable]\", ...messages)\n }\n },\n}\n", "import logger from \"./logger\"\n\n// Responsible for ensuring the cable connection is in good health by validating the heartbeat pings sent from the server, and attempting\n// revival reconnections if things go astray. Internal class, not intended for direct user manipulation.\n\nconst now = () => new Date().getTime()\n\nconst secondsSince = time => (now() - time) / 1000\n\nclass ConnectionMonitor {\n constructor(connection) {\n this.visibilityDidChange = this.visibilityDidChange.bind(this)\n this.connection = connection\n this.reconnectAttempts = 0\n }\n\n start() {\n if (!this.isRunning()) {\n this.startedAt = now()\n delete this.stoppedAt\n this.startPolling()\n addEventListener(\"visibilitychange\", this.visibilityDidChange)\n logger.log(`ConnectionMonitor started. stale threshold = ${this.constructor.staleThreshold} s`)\n }\n }\n\n stop() {\n if (this.isRunning()) {\n this.stoppedAt = now()\n this.stopPolling()\n removeEventListener(\"visibilitychange\", this.visibilityDidChange)\n logger.log(\"ConnectionMonitor stopped\")\n }\n }\n\n isRunning() {\n return this.startedAt && !this.stoppedAt\n }\n\n recordMessage() {\n this.pingedAt = now()\n }\n\n recordConnect() {\n this.reconnectAttempts = 0\n delete this.disconnectedAt\n logger.log(\"ConnectionMonitor recorded connect\")\n }\n\n recordDisconnect() {\n this.disconnectedAt = now()\n logger.log(\"ConnectionMonitor recorded disconnect\")\n }\n\n // Private\n\n startPolling() {\n this.stopPolling()\n this.poll()\n }\n\n stopPolling() {\n clearTimeout(this.pollTimeout)\n }\n\n poll() {\n this.pollTimeout = setTimeout(() => {\n this.reconnectIfStale()\n this.poll()\n }\n , this.getPollInterval())\n }\n\n getPollInterval() {\n const { staleThreshold, reconnectionBackoffRate } = this.constructor\n const backoff = Math.pow(1 + reconnectionBackoffRate, Math.min(this.reconnectAttempts, 10))\n const jitterMax = this.reconnectAttempts === 0 ? 1.0 : reconnectionBackoffRate\n const jitter = jitterMax * Math.random()\n return staleThreshold * 1000 * backoff * (1 + jitter)\n }\n\n reconnectIfStale() {\n if (this.connectionIsStale()) {\n logger.log(`ConnectionMonitor detected stale connection. reconnectAttempts = ${this.reconnectAttempts}, time stale = ${secondsSince(this.refreshedAt)} s, stale threshold = ${this.constructor.staleThreshold} s`)\n this.reconnectAttempts++\n if (this.disconnectedRecently()) {\n logger.log(`ConnectionMonitor skipping reopening recent disconnect. time disconnected = ${secondsSince(this.disconnectedAt)} s`)\n } else {\n logger.log(\"ConnectionMonitor reopening\")\n this.connection.reopen()\n }\n }\n }\n\n get refreshedAt() {\n return this.pingedAt ? this.pingedAt : this.startedAt\n }\n\n connectionIsStale() {\n return secondsSince(this.refreshedAt) > this.constructor.staleThreshold\n }\n\n disconnectedRecently() {\n return this.disconnectedAt && (secondsSince(this.disconnectedAt) < this.constructor.staleThreshold)\n }\n\n visibilityDidChange() {\n if (document.visibilityState === \"visible\") {\n setTimeout(() => {\n if (this.connectionIsStale() || !this.connection.isOpen()) {\n logger.log(`ConnectionMonitor reopening stale connection on visibilitychange. visibilityState = ${document.visibilityState}`)\n this.connection.reopen()\n }\n }\n , 200)\n }\n }\n\n}\n\nConnectionMonitor.staleThreshold = 6 // Server::Connections::BEAT_INTERVAL * 2 (missed two pings)\nConnectionMonitor.reconnectionBackoffRate = 0.15\n\nexport default ConnectionMonitor\n", "export default {\n \"message_types\": {\n \"welcome\": \"welcome\",\n \"disconnect\": \"disconnect\",\n \"ping\": \"ping\",\n \"confirmation\": \"confirm_subscription\",\n \"rejection\": \"reject_subscription\"\n },\n \"disconnect_reasons\": {\n \"unauthorized\": \"unauthorized\",\n \"invalid_request\": \"invalid_request\",\n \"server_restart\": \"server_restart\",\n \"remote\": \"remote\"\n },\n \"default_mount_path\": \"/cable\",\n \"protocols\": [\n \"actioncable-v1-json\",\n \"actioncable-unsupported\"\n ]\n}\n", "import adapters from \"./adapters\"\nimport ConnectionMonitor from \"./connection_monitor\"\nimport INTERNAL from \"./internal\"\nimport logger from \"./logger\"\n\n// Encapsulate the cable connection held by the consumer. This is an internal class not intended for direct user manipulation.\n\nconst {message_types, protocols} = INTERNAL\nconst supportedProtocols = protocols.slice(0, protocols.length - 1)\n\nconst indexOf = [].indexOf\n\nclass Connection {\n constructor(consumer) {\n this.open = this.open.bind(this)\n this.consumer = consumer\n this.subscriptions = this.consumer.subscriptions\n this.monitor = new ConnectionMonitor(this)\n this.disconnected = true\n }\n\n send(data) {\n if (this.isOpen()) {\n this.webSocket.send(JSON.stringify(data))\n return true\n } else {\n return false\n }\n }\n\n open() {\n if (this.isActive()) {\n logger.log(`Attempted to open WebSocket, but existing socket is ${this.getState()}`)\n return false\n } else {\n const socketProtocols = [...protocols, ...this.consumer.subprotocols || []]\n logger.log(`Opening WebSocket, current state is ${this.getState()}, subprotocols: ${socketProtocols}`)\n if (this.webSocket) { this.uninstallEventHandlers() }\n this.webSocket = new adapters.WebSocket(this.consumer.url, socketProtocols)\n this.installEventHandlers()\n this.monitor.start()\n return true\n }\n }\n\n close({allowReconnect} = {allowReconnect: true}) {\n if (!allowReconnect) { this.monitor.stop() }\n // Avoid closing websockets in a \"connecting\" state due to Safari 15.1+ bug. See: https://github.com/rails/rails/issues/43835#issuecomment-1002288478\n if (this.isOpen()) {\n return this.webSocket.close()\n }\n }\n\n reopen() {\n logger.log(`Reopening WebSocket, current state is ${this.getState()}`)\n if (this.isActive()) {\n try {\n return this.close()\n } catch (error) {\n logger.log(\"Failed to reopen WebSocket\", error)\n }\n finally {\n logger.log(`Reopening WebSocket in ${this.constructor.reopenDelay}ms`)\n setTimeout(this.open, this.constructor.reopenDelay)\n }\n } else {\n return this.open()\n }\n }\n\n getProtocol() {\n if (this.webSocket) {\n return this.webSocket.protocol\n }\n }\n\n isOpen() {\n return this.isState(\"open\")\n }\n\n isActive() {\n return this.isState(\"open\", \"connecting\")\n }\n\n triedToReconnect() {\n return this.monitor.reconnectAttempts > 0\n }\n\n // Private\n\n isProtocolSupported() {\n return indexOf.call(supportedProtocols, this.getProtocol()) >= 0\n }\n\n isState(...states) {\n return indexOf.call(states, this.getState()) >= 0\n }\n\n getState() {\n if (this.webSocket) {\n for (let state in adapters.WebSocket) {\n if (adapters.WebSocket[state] === this.webSocket.readyState) {\n return state.toLowerCase()\n }\n }\n }\n return null\n }\n\n installEventHandlers() {\n for (let eventName in this.events) {\n const handler = this.events[eventName].bind(this)\n this.webSocket[`on${eventName}`] = handler\n }\n }\n\n uninstallEventHandlers() {\n for (let eventName in this.events) {\n this.webSocket[`on${eventName}`] = function() {}\n }\n }\n\n}\n\nConnection.reopenDelay = 500\n\nConnection.prototype.events = {\n message(event) {\n if (!this.isProtocolSupported()) { return }\n const {identifier, message, reason, reconnect, type} = JSON.parse(event.data)\n this.monitor.recordMessage()\n switch (type) {\n case message_types.welcome:\n if (this.triedToReconnect()) {\n this.reconnectAttempted = true\n }\n this.monitor.recordConnect()\n return this.subscriptions.reload()\n case message_types.disconnect:\n logger.log(`Disconnecting. Reason: ${reason}`)\n return this.close({allowReconnect: reconnect})\n case message_types.ping:\n return null\n case message_types.confirmation:\n this.subscriptions.confirmSubscription(identifier)\n if (this.reconnectAttempted) {\n this.reconnectAttempted = false\n return this.subscriptions.notify(identifier, \"connected\", {reconnected: true})\n } else {\n return this.subscriptions.notify(identifier, \"connected\", {reconnected: false})\n }\n case message_types.rejection:\n return this.subscriptions.reject(identifier)\n default:\n return this.subscriptions.notify(identifier, \"received\", message)\n }\n },\n\n open() {\n logger.log(`WebSocket onopen event, using '${this.getProtocol()}' subprotocol`)\n this.disconnected = false\n if (!this.isProtocolSupported()) {\n logger.log(\"Protocol is unsupported. Stopping monitor and disconnecting.\")\n return this.close({allowReconnect: false})\n }\n },\n\n close(event) {\n logger.log(\"WebSocket onclose event\")\n if (this.disconnected) { return }\n this.disconnected = true\n this.monitor.recordDisconnect()\n return this.subscriptions.notifyAll(\"disconnected\", {willAttemptReconnect: this.monitor.isRunning()})\n },\n\n error() {\n logger.log(\"WebSocket onerror event\")\n }\n}\n\nexport default Connection\n", "// A new subscription is created through the ActionCable.Subscriptions instance available on the consumer.\n// It provides a number of callbacks and a method for calling remote procedure calls on the corresponding\n// Channel instance on the server side.\n//\n// An example demonstrates the basic functionality:\n//\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\", {\n// connected() {\n// // Called once the subscription has been successfully completed\n// },\n//\n// disconnected({ willAttemptReconnect: boolean }) {\n// // Called when the client has disconnected with the server.\n// // The object will have an `willAttemptReconnect` property which\n// // says whether the client has the intention of attempting\n// // to reconnect.\n// },\n//\n// appear() {\n// this.perform('appear', {appearing_on: this.appearingOn()})\n// },\n//\n// away() {\n// this.perform('away')\n// },\n//\n// appearingOn() {\n// $('main').data('appearing-on')\n// }\n// })\n//\n// The methods #appear and #away forward their intent to the remote AppearanceChannel instance on the server\n// by calling the `perform` method with the first parameter being the action (which maps to AppearanceChannel#appear/away).\n// The second parameter is a hash that'll get JSON encoded and made available on the server in the data parameter.\n//\n// This is how the server component would look:\n//\n// class AppearanceChannel < ApplicationActionCable::Channel\n// def subscribed\n// current_user.appear\n// end\n//\n// def unsubscribed\n// current_user.disappear\n// end\n//\n// def appear(data)\n// current_user.appear on: data['appearing_on']\n// end\n//\n// def away\n// current_user.away\n// end\n// end\n//\n// The \"AppearanceChannel\" name is automatically mapped between the client-side subscription creation and the server-side Ruby class name.\n// The AppearanceChannel#appear/away public methods are exposed automatically to client-side invocation through the perform method.\n\nconst extend = function(object, properties) {\n if (properties != null) {\n for (let key in properties) {\n const value = properties[key]\n object[key] = value\n }\n }\n return object\n}\n\nexport default class Subscription {\n constructor(consumer, params = {}, mixin) {\n this.consumer = consumer\n this.identifier = JSON.stringify(params)\n extend(this, mixin)\n }\n\n // Perform a channel action with the optional data passed as an attribute\n perform(action, data = {}) {\n data.action = action\n return this.send(data)\n }\n\n send(data) {\n return this.consumer.send({command: \"message\", identifier: this.identifier, data: JSON.stringify(data)})\n }\n\n unsubscribe() {\n return this.consumer.subscriptions.remove(this)\n }\n}\n", "import logger from \"./logger\"\n\n// Responsible for ensuring channel subscribe command is confirmed, retrying until confirmation is received.\n// Internal class, not intended for direct user manipulation.\n\nclass SubscriptionGuarantor {\n constructor(subscriptions) {\n this.subscriptions = subscriptions\n this.pendingSubscriptions = []\n }\n\n guarantee(subscription) {\n if(this.pendingSubscriptions.indexOf(subscription) == -1){ \n logger.log(`SubscriptionGuarantor guaranteeing ${subscription.identifier}`)\n this.pendingSubscriptions.push(subscription) \n }\n else {\n logger.log(`SubscriptionGuarantor already guaranteeing ${subscription.identifier}`)\n }\n this.startGuaranteeing()\n }\n\n forget(subscription) {\n logger.log(`SubscriptionGuarantor forgetting ${subscription.identifier}`)\n this.pendingSubscriptions = (this.pendingSubscriptions.filter((s) => s !== subscription))\n }\n\n startGuaranteeing() {\n this.stopGuaranteeing()\n this.retrySubscribing()\n }\n \n stopGuaranteeing() {\n clearTimeout(this.retryTimeout)\n }\n\n retrySubscribing() {\n this.retryTimeout = setTimeout(() => {\n if (this.subscriptions && typeof(this.subscriptions.subscribe) === \"function\") {\n this.pendingSubscriptions.map((subscription) => {\n logger.log(`SubscriptionGuarantor resubscribing ${subscription.identifier}`)\n this.subscriptions.subscribe(subscription)\n })\n }\n }\n , 500)\n }\n}\n\nexport default SubscriptionGuarantor", "import Subscription from \"./subscription\"\nimport SubscriptionGuarantor from \"./subscription_guarantor\"\nimport logger from \"./logger\"\n\n// Collection class for creating (and internally managing) channel subscriptions.\n// The only method intended to be triggered by the user is ActionCable.Subscriptions#create,\n// and it should be called through the consumer like so:\n//\n// App = {}\n// App.cable = ActionCable.createConsumer(\"ws://example.com/accounts/1\")\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\")\n//\n// For more details on how you'd configure an actual channel subscription, see ActionCable.Subscription.\n\nexport default class Subscriptions {\n constructor(consumer) {\n this.consumer = consumer\n this.guarantor = new SubscriptionGuarantor(this)\n this.subscriptions = []\n }\n\n create(channelName, mixin) {\n const channel = channelName\n const params = typeof channel === \"object\" ? channel : {channel}\n const subscription = new Subscription(this.consumer, params, mixin)\n return this.add(subscription)\n }\n\n // Private\n\n add(subscription) {\n this.subscriptions.push(subscription)\n this.consumer.ensureActiveConnection()\n this.notify(subscription, \"initialized\")\n this.subscribe(subscription)\n return subscription\n }\n\n remove(subscription) {\n this.forget(subscription)\n if (!this.findAll(subscription.identifier).length) {\n this.sendCommand(subscription, \"unsubscribe\")\n }\n return subscription\n }\n\n reject(identifier) {\n return this.findAll(identifier).map((subscription) => {\n this.forget(subscription)\n this.notify(subscription, \"rejected\")\n return subscription\n })\n }\n\n forget(subscription) {\n this.guarantor.forget(subscription)\n this.subscriptions = (this.subscriptions.filter((s) => s !== subscription))\n return subscription\n }\n\n findAll(identifier) {\n return this.subscriptions.filter((s) => s.identifier === identifier)\n }\n\n reload() {\n return this.subscriptions.map((subscription) =>\n this.subscribe(subscription))\n }\n\n notifyAll(callbackName, ...args) {\n return this.subscriptions.map((subscription) =>\n this.notify(subscription, callbackName, ...args))\n }\n\n notify(subscription, callbackName, ...args) {\n let subscriptions\n if (typeof subscription === \"string\") {\n subscriptions = this.findAll(subscription)\n } else {\n subscriptions = [subscription]\n }\n\n return subscriptions.map((subscription) =>\n (typeof subscription[callbackName] === \"function\" ? subscription[callbackName](...args) : undefined))\n }\n\n subscribe(subscription) {\n if (this.sendCommand(subscription, \"subscribe\")) {\n this.guarantor.guarantee(subscription)\n }\n }\n\n confirmSubscription(identifier) {\n logger.log(`Subscription confirmed ${identifier}`)\n this.findAll(identifier).map((subscription) =>\n this.guarantor.forget(subscription))\n }\n\n sendCommand(subscription, command) {\n const {identifier} = subscription\n return this.consumer.send({command, identifier})\n }\n}\n", "import Connection from \"./connection\"\nimport Subscriptions from \"./subscriptions\"\n\n// The ActionCable.Consumer establishes the connection to a server-side Ruby Connection object. Once established,\n// the ActionCable.ConnectionMonitor will ensure that its properly maintained through heartbeats and checking for stale updates.\n// The Consumer instance is also the gateway to establishing subscriptions to desired channels through the #createSubscription\n// method.\n//\n// The following example shows how this can be set up:\n//\n// App = {}\n// App.cable = ActionCable.createConsumer(\"ws://example.com/accounts/1\")\n// App.appearance = App.cable.subscriptions.create(\"AppearanceChannel\")\n//\n// For more details on how you'd configure an actual channel subscription, see ActionCable.Subscription.\n//\n// When a consumer is created, it automatically connects with the server.\n//\n// To disconnect from the server, call\n//\n// App.cable.disconnect()\n//\n// and to restart the connection:\n//\n// App.cable.connect()\n//\n// Any channel subscriptions which existed prior to disconnecting will\n// automatically resubscribe.\n\nexport default class Consumer {\n constructor(url) {\n this._url = url\n this.subscriptions = new Subscriptions(this)\n this.connection = new Connection(this)\n this.subprotocols = []\n }\n\n get url() {\n return createWebSocketURL(this._url)\n }\n\n send(data) {\n return this.connection.send(data)\n }\n\n connect() {\n return this.connection.open()\n }\n\n disconnect() {\n return this.connection.close({allowReconnect: false})\n }\n\n ensureActiveConnection() {\n if (!this.connection.isActive()) {\n return this.connection.open()\n }\n }\n\n addSubProtocol(subprotocol) {\n this.subprotocols = [...this.subprotocols, subprotocol]\n }\n}\n\nexport function createWebSocketURL(url) {\n if (typeof url === \"function\") {\n url = url()\n }\n\n if (url && !/^wss?:/i.test(url)) {\n const a = document.createElement(\"a\")\n a.href = url\n // Fix populating Location properties in IE. Otherwise, protocol will be blank.\n a.href = a.href\n a.protocol = a.protocol.replace(\"http\", \"ws\")\n return a.href\n } else {\n return url\n }\n}\n", "import Connection from \"./connection\"\nimport ConnectionMonitor from \"./connection_monitor\"\nimport Consumer, { createWebSocketURL } from \"./consumer\"\nimport INTERNAL from \"./internal\"\nimport Subscription from \"./subscription\"\nimport Subscriptions from \"./subscriptions\"\nimport SubscriptionGuarantor from \"./subscription_guarantor\"\nimport adapters from \"./adapters\"\nimport logger from \"./logger\"\n\nexport {\n Connection,\n ConnectionMonitor,\n Consumer,\n INTERNAL,\n Subscription,\n Subscriptions,\n SubscriptionGuarantor,\n adapters,\n createWebSocketURL,\n logger,\n}\n\nexport function createConsumer(url = getConfig(\"url\") || INTERNAL.default_mount_path) {\n return new Consumer(url)\n}\n\nexport function getConfig(name) {\n const element = document.head.querySelector(`meta[name='action-cable-${name}']`)\n if (element) {\n return element.getAttribute(\"content\")\n }\n}\n", "/*\nStimulus 3.2.1\nCopyright \u00A9 2023 Basecamp, LLC\n */\nclass EventListener {\n constructor(eventTarget, eventName, eventOptions) {\n this.eventTarget = eventTarget;\n this.eventName = eventName;\n this.eventOptions = eventOptions;\n this.unorderedBindings = new Set();\n }\n connect() {\n this.eventTarget.addEventListener(this.eventName, this, this.eventOptions);\n }\n disconnect() {\n this.eventTarget.removeEventListener(this.eventName, this, this.eventOptions);\n }\n bindingConnected(binding) {\n this.unorderedBindings.add(binding);\n }\n bindingDisconnected(binding) {\n this.unorderedBindings.delete(binding);\n }\n handleEvent(event) {\n const extendedEvent = extendEvent(event);\n for (const binding of this.bindings) {\n if (extendedEvent.immediatePropagationStopped) {\n break;\n }\n else {\n binding.handleEvent(extendedEvent);\n }\n }\n }\n hasBindings() {\n return this.unorderedBindings.size > 0;\n }\n get bindings() {\n return Array.from(this.unorderedBindings).sort((left, right) => {\n const leftIndex = left.index, rightIndex = right.index;\n return leftIndex < rightIndex ? -1 : leftIndex > rightIndex ? 1 : 0;\n });\n }\n}\nfunction extendEvent(event) {\n if (\"immediatePropagationStopped\" in event) {\n return event;\n }\n else {\n const { stopImmediatePropagation } = event;\n return Object.assign(event, {\n immediatePropagationStopped: false,\n stopImmediatePropagation() {\n this.immediatePropagationStopped = true;\n stopImmediatePropagation.call(this);\n },\n });\n }\n}\n\nclass Dispatcher {\n constructor(application) {\n this.application = application;\n this.eventListenerMaps = new Map();\n this.started = false;\n }\n start() {\n if (!this.started) {\n this.started = true;\n this.eventListeners.forEach((eventListener) => eventListener.connect());\n }\n }\n stop() {\n if (this.started) {\n this.started = false;\n this.eventListeners.forEach((eventListener) => eventListener.disconnect());\n }\n }\n get eventListeners() {\n return Array.from(this.eventListenerMaps.values()).reduce((listeners, map) => listeners.concat(Array.from(map.values())), []);\n }\n bindingConnected(binding) {\n this.fetchEventListenerForBinding(binding).bindingConnected(binding);\n }\n bindingDisconnected(binding, clearEventListeners = false) {\n this.fetchEventListenerForBinding(binding).bindingDisconnected(binding);\n if (clearEventListeners)\n this.clearEventListenersForBinding(binding);\n }\n handleError(error, message, detail = {}) {\n this.application.handleError(error, `Error ${message}`, detail);\n }\n clearEventListenersForBinding(binding) {\n const eventListener = this.fetchEventListenerForBinding(binding);\n if (!eventListener.hasBindings()) {\n eventListener.disconnect();\n this.removeMappedEventListenerFor(binding);\n }\n }\n removeMappedEventListenerFor(binding) {\n const { eventTarget, eventName, eventOptions } = binding;\n const eventListenerMap = this.fetchEventListenerMapForEventTarget(eventTarget);\n const cacheKey = this.cacheKey(eventName, eventOptions);\n eventListenerMap.delete(cacheKey);\n if (eventListenerMap.size == 0)\n this.eventListenerMaps.delete(eventTarget);\n }\n fetchEventListenerForBinding(binding) {\n const { eventTarget, eventName, eventOptions } = binding;\n return this.fetchEventListener(eventTarget, eventName, eventOptions);\n }\n fetchEventListener(eventTarget, eventName, eventOptions) {\n const eventListenerMap = this.fetchEventListenerMapForEventTarget(eventTarget);\n const cacheKey = this.cacheKey(eventName, eventOptions);\n let eventListener = eventListenerMap.get(cacheKey);\n if (!eventListener) {\n eventListener = this.createEventListener(eventTarget, eventName, eventOptions);\n eventListenerMap.set(cacheKey, eventListener);\n }\n return eventListener;\n }\n createEventListener(eventTarget, eventName, eventOptions) {\n const eventListener = new EventListener(eventTarget, eventName, eventOptions);\n if (this.started) {\n eventListener.connect();\n }\n return eventListener;\n }\n fetchEventListenerMapForEventTarget(eventTarget) {\n let eventListenerMap = this.eventListenerMaps.get(eventTarget);\n if (!eventListenerMap) {\n eventListenerMap = new Map();\n this.eventListenerMaps.set(eventTarget, eventListenerMap);\n }\n return eventListenerMap;\n }\n cacheKey(eventName, eventOptions) {\n const parts = [eventName];\n Object.keys(eventOptions)\n .sort()\n .forEach((key) => {\n parts.push(`${eventOptions[key] ? \"\" : \"!\"}${key}`);\n });\n return parts.join(\":\");\n }\n}\n\nconst defaultActionDescriptorFilters = {\n stop({ event, value }) {\n if (value)\n event.stopPropagation();\n return true;\n },\n prevent({ event, value }) {\n if (value)\n event.preventDefault();\n return true;\n },\n self({ event, value, element }) {\n if (value) {\n return element === event.target;\n }\n else {\n return true;\n }\n },\n};\nconst descriptorPattern = /^(?:(?:([^.]+?)\\+)?(.+?)(?:\\.(.+?))?(?:@(window|document))?->)?(.+?)(?:#([^:]+?))(?::(.+))?$/;\nfunction parseActionDescriptorString(descriptorString) {\n const source = descriptorString.trim();\n const matches = source.match(descriptorPattern) || [];\n let eventName = matches[2];\n let keyFilter = matches[3];\n if (keyFilter && ![\"keydown\", \"keyup\", \"keypress\"].includes(eventName)) {\n eventName += `.${keyFilter}`;\n keyFilter = \"\";\n }\n return {\n eventTarget: parseEventTarget(matches[4]),\n eventName,\n eventOptions: matches[7] ? parseEventOptions(matches[7]) : {},\n identifier: matches[5],\n methodName: matches[6],\n keyFilter: matches[1] || keyFilter,\n };\n}\nfunction parseEventTarget(eventTargetName) {\n if (eventTargetName == \"window\") {\n return window;\n }\n else if (eventTargetName == \"document\") {\n return document;\n }\n}\nfunction parseEventOptions(eventOptions) {\n return eventOptions\n .split(\":\")\n .reduce((options, token) => Object.assign(options, { [token.replace(/^!/, \"\")]: !/^!/.test(token) }), {});\n}\nfunction stringifyEventTarget(eventTarget) {\n if (eventTarget == window) {\n return \"window\";\n }\n else if (eventTarget == document) {\n return \"document\";\n }\n}\n\nfunction camelize(value) {\n return value.replace(/(?:[_-])([a-z0-9])/g, (_, char) => char.toUpperCase());\n}\nfunction namespaceCamelize(value) {\n return camelize(value.replace(/--/g, \"-\").replace(/__/g, \"_\"));\n}\nfunction capitalize(value) {\n return value.charAt(0).toUpperCase() + value.slice(1);\n}\nfunction dasherize(value) {\n return value.replace(/([A-Z])/g, (_, char) => `-${char.toLowerCase()}`);\n}\nfunction tokenize(value) {\n return value.match(/[^\\s]+/g) || [];\n}\n\nfunction isSomething(object) {\n return object !== null && object !== undefined;\n}\nfunction hasProperty(object, property) {\n return Object.prototype.hasOwnProperty.call(object, property);\n}\n\nconst allModifiers = [\"meta\", \"ctrl\", \"alt\", \"shift\"];\nclass Action {\n constructor(element, index, descriptor, schema) {\n this.element = element;\n this.index = index;\n this.eventTarget = descriptor.eventTarget || element;\n this.eventName = descriptor.eventName || getDefaultEventNameForElement(element) || error(\"missing event name\");\n this.eventOptions = descriptor.eventOptions || {};\n this.identifier = descriptor.identifier || error(\"missing identifier\");\n this.methodName = descriptor.methodName || error(\"missing method name\");\n this.keyFilter = descriptor.keyFilter || \"\";\n this.schema = schema;\n }\n static forToken(token, schema) {\n return new this(token.element, token.index, parseActionDescriptorString(token.content), schema);\n }\n toString() {\n const eventFilter = this.keyFilter ? `.${this.keyFilter}` : \"\";\n const eventTarget = this.eventTargetName ? `@${this.eventTargetName}` : \"\";\n return `${this.eventName}${eventFilter}${eventTarget}->${this.identifier}#${this.methodName}`;\n }\n shouldIgnoreKeyboardEvent(event) {\n if (!this.keyFilter) {\n return false;\n }\n const filters = this.keyFilter.split(\"+\");\n if (this.keyFilterDissatisfied(event, filters)) {\n return true;\n }\n const standardFilter = filters.filter((key) => !allModifiers.includes(key))[0];\n if (!standardFilter) {\n return false;\n }\n if (!hasProperty(this.keyMappings, standardFilter)) {\n error(`contains unknown key filter: ${this.keyFilter}`);\n }\n return this.keyMappings[standardFilter].toLowerCase() !== event.key.toLowerCase();\n }\n shouldIgnoreMouseEvent(event) {\n if (!this.keyFilter) {\n return false;\n }\n const filters = [this.keyFilter];\n if (this.keyFilterDissatisfied(event, filters)) {\n return true;\n }\n return false;\n }\n get params() {\n const params = {};\n const pattern = new RegExp(`^data-${this.identifier}-(.+)-param$`, \"i\");\n for (const { name, value } of Array.from(this.element.attributes)) {\n const match = name.match(pattern);\n const key = match && match[1];\n if (key) {\n params[camelize(key)] = typecast(value);\n }\n }\n return params;\n }\n get eventTargetName() {\n return stringifyEventTarget(this.eventTarget);\n }\n get keyMappings() {\n return this.schema.keyMappings;\n }\n keyFilterDissatisfied(event, filters) {\n const [meta, ctrl, alt, shift] = allModifiers.map((modifier) => filters.includes(modifier));\n return event.metaKey !== meta || event.ctrlKey !== ctrl || event.altKey !== alt || event.shiftKey !== shift;\n }\n}\nconst defaultEventNames = {\n a: () => \"click\",\n button: () => \"click\",\n form: () => \"submit\",\n details: () => \"toggle\",\n input: (e) => (e.getAttribute(\"type\") == \"submit\" ? \"click\" : \"input\"),\n select: () => \"change\",\n textarea: () => \"input\",\n};\nfunction getDefaultEventNameForElement(element) {\n const tagName = element.tagName.toLowerCase();\n if (tagName in defaultEventNames) {\n return defaultEventNames[tagName](element);\n }\n}\nfunction error(message) {\n throw new Error(message);\n}\nfunction typecast(value) {\n try {\n return JSON.parse(value);\n }\n catch (o_O) {\n return value;\n }\n}\n\nclass Binding {\n constructor(context, action) {\n this.context = context;\n this.action = action;\n }\n get index() {\n return this.action.index;\n }\n get eventTarget() {\n return this.action.eventTarget;\n }\n get eventOptions() {\n return this.action.eventOptions;\n }\n get identifier() {\n return this.context.identifier;\n }\n handleEvent(event) {\n const actionEvent = this.prepareActionEvent(event);\n if (this.willBeInvokedByEvent(event) && this.applyEventModifiers(actionEvent)) {\n this.invokeWithEvent(actionEvent);\n }\n }\n get eventName() {\n return this.action.eventName;\n }\n get method() {\n const method = this.controller[this.methodName];\n if (typeof method == \"function\") {\n return method;\n }\n throw new Error(`Action \"${this.action}\" references undefined method \"${this.methodName}\"`);\n }\n applyEventModifiers(event) {\n const { element } = this.action;\n const { actionDescriptorFilters } = this.context.application;\n const { controller } = this.context;\n let passes = true;\n for (const [name, value] of Object.entries(this.eventOptions)) {\n if (name in actionDescriptorFilters) {\n const filter = actionDescriptorFilters[name];\n passes = passes && filter({ name, value, event, element, controller });\n }\n else {\n continue;\n }\n }\n return passes;\n }\n prepareActionEvent(event) {\n return Object.assign(event, { params: this.action.params });\n }\n invokeWithEvent(event) {\n const { target, currentTarget } = event;\n try {\n this.method.call(this.controller, event);\n this.context.logDebugActivity(this.methodName, { event, target, currentTarget, action: this.methodName });\n }\n catch (error) {\n const { identifier, controller, element, index } = this;\n const detail = { identifier, controller, element, index, event };\n this.context.handleError(error, `invoking action \"${this.action}\"`, detail);\n }\n }\n willBeInvokedByEvent(event) {\n const eventTarget = event.target;\n if (event instanceof KeyboardEvent && this.action.shouldIgnoreKeyboardEvent(event)) {\n return false;\n }\n if (event instanceof MouseEvent && this.action.shouldIgnoreMouseEvent(event)) {\n return false;\n }\n if (this.element === eventTarget) {\n return true;\n }\n else if (eventTarget instanceof Element && this.element.contains(eventTarget)) {\n return this.scope.containsElement(eventTarget);\n }\n else {\n return this.scope.containsElement(this.action.element);\n }\n }\n get controller() {\n return this.context.controller;\n }\n get methodName() {\n return this.action.methodName;\n }\n get element() {\n return this.scope.element;\n }\n get scope() {\n return this.context.scope;\n }\n}\n\nclass ElementObserver {\n constructor(element, delegate) {\n this.mutationObserverInit = { attributes: true, childList: true, subtree: true };\n this.element = element;\n this.started = false;\n this.delegate = delegate;\n this.elements = new Set();\n this.mutationObserver = new MutationObserver((mutations) => this.processMutations(mutations));\n }\n start() {\n if (!this.started) {\n this.started = true;\n this.mutationObserver.observe(this.element, this.mutationObserverInit);\n this.refresh();\n }\n }\n pause(callback) {\n if (this.started) {\n this.mutationObserver.disconnect();\n this.started = false;\n }\n callback();\n if (!this.started) {\n this.mutationObserver.observe(this.element, this.mutationObserverInit);\n this.started = true;\n }\n }\n stop() {\n if (this.started) {\n this.mutationObserver.takeRecords();\n this.mutationObserver.disconnect();\n this.started = false;\n }\n }\n refresh() {\n if (this.started) {\n const matches = new Set(this.matchElementsInTree());\n for (const element of Array.from(this.elements)) {\n if (!matches.has(element)) {\n this.removeElement(element);\n }\n }\n for (const element of Array.from(matches)) {\n this.addElement(element);\n }\n }\n }\n processMutations(mutations) {\n if (this.started) {\n for (const mutation of mutations) {\n this.processMutation(mutation);\n }\n }\n }\n processMutation(mutation) {\n if (mutation.type == \"attributes\") {\n this.processAttributeChange(mutation.target, mutation.attributeName);\n }\n else if (mutation.type == \"childList\") {\n this.processRemovedNodes(mutation.removedNodes);\n this.processAddedNodes(mutation.addedNodes);\n }\n }\n processAttributeChange(element, attributeName) {\n if (this.elements.has(element)) {\n if (this.delegate.elementAttributeChanged && this.matchElement(element)) {\n this.delegate.elementAttributeChanged(element, attributeName);\n }\n else {\n this.removeElement(element);\n }\n }\n else if (this.matchElement(element)) {\n this.addElement(element);\n }\n }\n processRemovedNodes(nodes) {\n for (const node of Array.from(nodes)) {\n const element = this.elementFromNode(node);\n if (element) {\n this.processTree(element, this.removeElement);\n }\n }\n }\n processAddedNodes(nodes) {\n for (const node of Array.from(nodes)) {\n const element = this.elementFromNode(node);\n if (element && this.elementIsActive(element)) {\n this.processTree(element, this.addElement);\n }\n }\n }\n matchElement(element) {\n return this.delegate.matchElement(element);\n }\n matchElementsInTree(tree = this.element) {\n return this.delegate.matchElementsInTree(tree);\n }\n processTree(tree, processor) {\n for (const element of this.matchElementsInTree(tree)) {\n processor.call(this, element);\n }\n }\n elementFromNode(node) {\n if (node.nodeType == Node.ELEMENT_NODE) {\n return node;\n }\n }\n elementIsActive(element) {\n if (element.isConnected != this.element.isConnected) {\n return false;\n }\n else {\n return this.element.contains(element);\n }\n }\n addElement(element) {\n if (!this.elements.has(element)) {\n if (this.elementIsActive(element)) {\n this.elements.add(element);\n if (this.delegate.elementMatched) {\n this.delegate.elementMatched(element);\n }\n }\n }\n }\n removeElement(element) {\n if (this.elements.has(element)) {\n this.elements.delete(element);\n if (this.delegate.elementUnmatched) {\n this.delegate.elementUnmatched(element);\n }\n }\n }\n}\n\nclass AttributeObserver {\n constructor(element, attributeName, delegate) {\n this.attributeName = attributeName;\n this.delegate = delegate;\n this.elementObserver = new ElementObserver(element, this);\n }\n get element() {\n return this.elementObserver.element;\n }\n get selector() {\n return `[${this.attributeName}]`;\n }\n start() {\n this.elementObserver.start();\n }\n pause(callback) {\n this.elementObserver.pause(callback);\n }\n stop() {\n this.elementObserver.stop();\n }\n refresh() {\n this.elementObserver.refresh();\n }\n get started() {\n return this.elementObserver.started;\n }\n matchElement(element) {\n return element.hasAttribute(this.attributeName);\n }\n matchElementsInTree(tree) {\n const match = this.matchElement(tree) ? [tree] : [];\n const matches = Array.from(tree.querySelectorAll(this.selector));\n return match.concat(matches);\n }\n elementMatched(element) {\n if (this.delegate.elementMatchedAttribute) {\n this.delegate.elementMatchedAttribute(element, this.attributeName);\n }\n }\n elementUnmatched(element) {\n if (this.delegate.elementUnmatchedAttribute) {\n this.delegate.elementUnmatchedAttribute(element, this.attributeName);\n }\n }\n elementAttributeChanged(element, attributeName) {\n if (this.delegate.elementAttributeValueChanged && this.attributeName == attributeName) {\n this.delegate.elementAttributeValueChanged(element, attributeName);\n }\n }\n}\n\nfunction add(map, key, value) {\n fetch(map, key).add(value);\n}\nfunction del(map, key, value) {\n fetch(map, key).delete(value);\n prune(map, key);\n}\nfunction fetch(map, key) {\n let values = map.get(key);\n if (!values) {\n values = new Set();\n map.set(key, values);\n }\n return values;\n}\nfunction prune(map, key) {\n const values = map.get(key);\n if (values != null && values.size == 0) {\n map.delete(key);\n }\n}\n\nclass Multimap {\n constructor() {\n this.valuesByKey = new Map();\n }\n get keys() {\n return Array.from(this.valuesByKey.keys());\n }\n get values() {\n const sets = Array.from(this.valuesByKey.values());\n return sets.reduce((values, set) => values.concat(Array.from(set)), []);\n }\n get size() {\n const sets = Array.from(this.valuesByKey.values());\n return sets.reduce((size, set) => size + set.size, 0);\n }\n add(key, value) {\n add(this.valuesByKey, key, value);\n }\n delete(key, value) {\n del(this.valuesByKey, key, value);\n }\n has(key, value) {\n const values = this.valuesByKey.get(key);\n return values != null && values.has(value);\n }\n hasKey(key) {\n return this.valuesByKey.has(key);\n }\n hasValue(value) {\n const sets = Array.from(this.valuesByKey.values());\n return sets.some((set) => set.has(value));\n }\n getValuesForKey(key) {\n const values = this.valuesByKey.get(key);\n return values ? Array.from(values) : [];\n }\n getKeysForValue(value) {\n return Array.from(this.valuesByKey)\n .filter(([_key, values]) => values.has(value))\n .map(([key, _values]) => key);\n }\n}\n\nclass IndexedMultimap extends Multimap {\n constructor() {\n super();\n this.keysByValue = new Map();\n }\n get values() {\n return Array.from(this.keysByValue.keys());\n }\n add(key, value) {\n super.add(key, value);\n add(this.keysByValue, value, key);\n }\n delete(key, value) {\n super.delete(key, value);\n del(this.keysByValue, value, key);\n }\n hasValue(value) {\n return this.keysByValue.has(value);\n }\n getKeysForValue(value) {\n const set = this.keysByValue.get(value);\n return set ? Array.from(set) : [];\n }\n}\n\nclass SelectorObserver {\n constructor(element, selector, delegate, details) {\n this._selector = selector;\n this.details = details;\n this.elementObserver = new ElementObserver(element, this);\n this.delegate = delegate;\n this.matchesByElement = new Multimap();\n }\n get started() {\n return this.elementObserver.started;\n }\n get selector() {\n return this._selector;\n }\n set selector(selector) {\n this._selector = selector;\n this.refresh();\n }\n start() {\n this.elementObserver.start();\n }\n pause(callback) {\n this.elementObserver.pause(callback);\n }\n stop() {\n this.elementObserver.stop();\n }\n refresh() {\n this.elementObserver.refresh();\n }\n get element() {\n return this.elementObserver.element;\n }\n matchElement(element) {\n const { selector } = this;\n if (selector) {\n const matches = element.matches(selector);\n if (this.delegate.selectorMatchElement) {\n return matches && this.delegate.selectorMatchElement(element, this.details);\n }\n return matches;\n }\n else {\n return false;\n }\n }\n matchElementsInTree(tree) {\n const { selector } = this;\n if (selector) {\n const match = this.matchElement(tree) ? [tree] : [];\n const matches = Array.from(tree.querySelectorAll(selector)).filter((match) => this.matchElement(match));\n return match.concat(matches);\n }\n else {\n return [];\n }\n }\n elementMatched(element) {\n const { selector } = this;\n if (selector) {\n this.selectorMatched(element, selector);\n }\n }\n elementUnmatched(element) {\n const selectors = this.matchesByElement.getKeysForValue(element);\n for (const selector of selectors) {\n this.selectorUnmatched(element, selector);\n }\n }\n elementAttributeChanged(element, _attributeName) {\n const { selector } = this;\n if (selector) {\n const matches = this.matchElement(element);\n const matchedBefore = this.matchesByElement.has(selector, element);\n if (matches && !matchedBefore) {\n this.selectorMatched(element, selector);\n }\n else if (!matches && matchedBefore) {\n this.selectorUnmatched(element, selector);\n }\n }\n }\n selectorMatched(element, selector) {\n this.delegate.selectorMatched(element, selector, this.details);\n this.matchesByElement.add(selector, element);\n }\n selectorUnmatched(element, selector) {\n this.delegate.selectorUnmatched(element, selector, this.details);\n this.matchesByElement.delete(selector, element);\n }\n}\n\nclass StringMapObserver {\n constructor(element, delegate) {\n this.element = element;\n this.delegate = delegate;\n this.started = false;\n this.stringMap = new Map();\n this.mutationObserver = new MutationObserver((mutations) => this.processMutations(mutations));\n }\n start() {\n if (!this.started) {\n this.started = true;\n this.mutationObserver.observe(this.element, { attributes: true, attributeOldValue: true });\n this.refresh();\n }\n }\n stop() {\n if (this.started) {\n this.mutationObserver.takeRecords();\n this.mutationObserver.disconnect();\n this.started = false;\n }\n }\n refresh() {\n if (this.started) {\n for (const attributeName of this.knownAttributeNames) {\n this.refreshAttribute(attributeName, null);\n }\n }\n }\n processMutations(mutations) {\n if (this.started) {\n for (const mutation of mutations) {\n this.processMutation(mutation);\n }\n }\n }\n processMutation(mutation) {\n const attributeName = mutation.attributeName;\n if (attributeName) {\n this.refreshAttribute(attributeName, mutation.oldValue);\n }\n }\n refreshAttribute(attributeName, oldValue) {\n const key = this.delegate.getStringMapKeyForAttribute(attributeName);\n if (key != null) {\n if (!this.stringMap.has(attributeName)) {\n this.stringMapKeyAdded(key, attributeName);\n }\n const value = this.element.getAttribute(attributeName);\n if (this.stringMap.get(attributeName) != value) {\n this.stringMapValueChanged(value, key, oldValue);\n }\n if (value == null) {\n const oldValue = this.stringMap.get(attributeName);\n this.stringMap.delete(attributeName);\n if (oldValue)\n this.stringMapKeyRemoved(key, attributeName, oldValue);\n }\n else {\n this.stringMap.set(attributeName, value);\n }\n }\n }\n stringMapKeyAdded(key, attributeName) {\n if (this.delegate.stringMapKeyAdded) {\n this.delegate.stringMapKeyAdded(key, attributeName);\n }\n }\n stringMapValueChanged(value, key, oldValue) {\n if (this.delegate.stringMapValueChanged) {\n this.delegate.stringMapValueChanged(value, key, oldValue);\n }\n }\n stringMapKeyRemoved(key, attributeName, oldValue) {\n if (this.delegate.stringMapKeyRemoved) {\n this.delegate.stringMapKeyRemoved(key, attributeName, oldValue);\n }\n }\n get knownAttributeNames() {\n return Array.from(new Set(this.currentAttributeNames.concat(this.recordedAttributeNames)));\n }\n get currentAttributeNames() {\n return Array.from(this.element.attributes).map((attribute) => attribute.name);\n }\n get recordedAttributeNames() {\n return Array.from(this.stringMap.keys());\n }\n}\n\nclass TokenListObserver {\n constructor(element, attributeName, delegate) {\n this.attributeObserver = new AttributeObserver(element, attributeName, this);\n this.delegate = delegate;\n this.tokensByElement = new Multimap();\n }\n get started() {\n return this.attributeObserver.started;\n }\n start() {\n this.attributeObserver.start();\n }\n pause(callback) {\n this.attributeObserver.pause(callback);\n }\n stop() {\n this.attributeObserver.stop();\n }\n refresh() {\n this.attributeObserver.refresh();\n }\n get element() {\n return this.attributeObserver.element;\n }\n get attributeName() {\n return this.attributeObserver.attributeName;\n }\n elementMatchedAttribute(element) {\n this.tokensMatched(this.readTokensForElement(element));\n }\n elementAttributeValueChanged(element) {\n const [unmatchedTokens, matchedTokens] = this.refreshTokensForElement(element);\n this.tokensUnmatched(unmatchedTokens);\n this.tokensMatched(matchedTokens);\n }\n elementUnmatchedAttribute(element) {\n this.tokensUnmatched(this.tokensByElement.getValuesForKey(element));\n }\n tokensMatched(tokens) {\n tokens.forEach((token) => this.tokenMatched(token));\n }\n tokensUnmatched(tokens) {\n tokens.forEach((token) => this.tokenUnmatched(token));\n }\n tokenMatched(token) {\n this.delegate.tokenMatched(token);\n this.tokensByElement.add(token.element, token);\n }\n tokenUnmatched(token) {\n this.delegate.tokenUnmatched(token);\n this.tokensByElement.delete(token.element, token);\n }\n refreshTokensForElement(element) {\n const previousTokens = this.tokensByElement.getValuesForKey(element);\n const currentTokens = this.readTokensForElement(element);\n const firstDifferingIndex = zip(previousTokens, currentTokens).findIndex(([previousToken, currentToken]) => !tokensAreEqual(previousToken, currentToken));\n if (firstDifferingIndex == -1) {\n return [[], []];\n }\n else {\n return [previousTokens.slice(firstDifferingIndex), currentTokens.slice(firstDifferingIndex)];\n }\n }\n readTokensForElement(element) {\n const attributeName = this.attributeName;\n const tokenString = element.getAttribute(attributeName) || \"\";\n return parseTokenString(tokenString, element, attributeName);\n }\n}\nfunction parseTokenString(tokenString, element, attributeName) {\n return tokenString\n .trim()\n .split(/\\s+/)\n .filter((content) => content.length)\n .map((content, index) => ({ element, attributeName, content, index }));\n}\nfunction zip(left, right) {\n const length = Math.max(left.length, right.length);\n return Array.from({ length }, (_, index) => [left[index], right[index]]);\n}\nfunction tokensAreEqual(left, right) {\n return left && right && left.index == right.index && left.content == right.content;\n}\n\nclass ValueListObserver {\n constructor(element, attributeName, delegate) {\n this.tokenListObserver = new TokenListObserver(element, attributeName, this);\n this.delegate = delegate;\n this.parseResultsByToken = new WeakMap();\n this.valuesByTokenByElement = new WeakMap();\n }\n get started() {\n return this.tokenListObserver.started;\n }\n start() {\n this.tokenListObserver.start();\n }\n stop() {\n this.tokenListObserver.stop();\n }\n refresh() {\n this.tokenListObserver.refresh();\n }\n get element() {\n return this.tokenListObserver.element;\n }\n get attributeName() {\n return this.tokenListObserver.attributeName;\n }\n tokenMatched(token) {\n const { element } = token;\n const { value } = this.fetchParseResultForToken(token);\n if (value) {\n this.fetchValuesByTokenForElement(element).set(token, value);\n this.delegate.elementMatchedValue(element, value);\n }\n }\n tokenUnmatched(token) {\n const { element } = token;\n const { value } = this.fetchParseResultForToken(token);\n if (value) {\n this.fetchValuesByTokenForElement(element).delete(token);\n this.delegate.elementUnmatchedValue(element, value);\n }\n }\n fetchParseResultForToken(token) {\n let parseResult = this.parseResultsByToken.get(token);\n if (!parseResult) {\n parseResult = this.parseToken(token);\n this.parseResultsByToken.set(token, parseResult);\n }\n return parseResult;\n }\n fetchValuesByTokenForElement(element) {\n let valuesByToken = this.valuesByTokenByElement.get(element);\n if (!valuesByToken) {\n valuesByToken = new Map();\n this.valuesByTokenByElement.set(element, valuesByToken);\n }\n return valuesByToken;\n }\n parseToken(token) {\n try {\n const value = this.delegate.parseValueForToken(token);\n return { value };\n }\n catch (error) {\n return { error };\n }\n }\n}\n\nclass BindingObserver {\n constructor(context, delegate) {\n this.context = context;\n this.delegate = delegate;\n this.bindingsByAction = new Map();\n }\n start() {\n if (!this.valueListObserver) {\n this.valueListObserver = new ValueListObserver(this.element, this.actionAttribute, this);\n this.valueListObserver.start();\n }\n }\n stop() {\n if (this.valueListObserver) {\n this.valueListObserver.stop();\n delete this.valueListObserver;\n this.disconnectAllActions();\n }\n }\n get element() {\n return this.context.element;\n }\n get identifier() {\n return this.context.identifier;\n }\n get actionAttribute() {\n return this.schema.actionAttribute;\n }\n get schema() {\n return this.context.schema;\n }\n get bindings() {\n return Array.from(this.bindingsByAction.values());\n }\n connectAction(action) {\n const binding = new Binding(this.context, action);\n this.bindingsByAction.set(action, binding);\n this.delegate.bindingConnected(binding);\n }\n disconnectAction(action) {\n const binding = this.bindingsByAction.get(action);\n if (binding) {\n this.bindingsByAction.delete(action);\n this.delegate.bindingDisconnected(binding);\n }\n }\n disconnectAllActions() {\n this.bindings.forEach((binding) => this.delegate.bindingDisconnected(binding, true));\n this.bindingsByAction.clear();\n }\n parseValueForToken(token) {\n const action = Action.forToken(token, this.schema);\n if (action.identifier == this.identifier) {\n return action;\n }\n }\n elementMatchedValue(element, action) {\n this.connectAction(action);\n }\n elementUnmatchedValue(element, action) {\n this.disconnectAction(action);\n }\n}\n\nclass ValueObserver {\n constructor(context, receiver) {\n this.context = context;\n this.receiver = receiver;\n this.stringMapObserver = new StringMapObserver(this.element, this);\n this.valueDescriptorMap = this.controller.valueDescriptorMap;\n }\n start() {\n this.stringMapObserver.start();\n this.invokeChangedCallbacksForDefaultValues();\n }\n stop() {\n this.stringMapObserver.stop();\n }\n get element() {\n return this.context.element;\n }\n get controller() {\n return this.context.controller;\n }\n getStringMapKeyForAttribute(attributeName) {\n if (attributeName in this.valueDescriptorMap) {\n return this.valueDescriptorMap[attributeName].name;\n }\n }\n stringMapKeyAdded(key, attributeName) {\n const descriptor = this.valueDescriptorMap[attributeName];\n if (!this.hasValue(key)) {\n this.invokeChangedCallback(key, descriptor.writer(this.receiver[key]), descriptor.writer(descriptor.defaultValue));\n }\n }\n stringMapValueChanged(value, name, oldValue) {\n const descriptor = this.valueDescriptorNameMap[name];\n if (value === null)\n return;\n if (oldValue === null) {\n oldValue = descriptor.writer(descriptor.defaultValue);\n }\n this.invokeChangedCallback(name, value, oldValue);\n }\n stringMapKeyRemoved(key, attributeName, oldValue) {\n const descriptor = this.valueDescriptorNameMap[key];\n if (this.hasValue(key)) {\n this.invokeChangedCallback(key, descriptor.writer(this.receiver[key]), oldValue);\n }\n else {\n this.invokeChangedCallback(key, descriptor.writer(descriptor.defaultValue), oldValue);\n }\n }\n invokeChangedCallbacksForDefaultValues() {\n for (const { key, name, defaultValue, writer } of this.valueDescriptors) {\n if (defaultValue != undefined && !this.controller.data.has(key)) {\n this.invokeChangedCallback(name, writer(defaultValue), undefined);\n }\n }\n }\n invokeChangedCallback(name, rawValue, rawOldValue) {\n const changedMethodName = `${name}Changed`;\n const changedMethod = this.receiver[changedMethodName];\n if (typeof changedMethod == \"function\") {\n const descriptor = this.valueDescriptorNameMap[name];\n try {\n const value = descriptor.reader(rawValue);\n let oldValue = rawOldValue;\n if (rawOldValue) {\n oldValue = descriptor.reader(rawOldValue);\n }\n changedMethod.call(this.receiver, value, oldValue);\n }\n catch (error) {\n if (error instanceof TypeError) {\n error.message = `Stimulus Value \"${this.context.identifier}.${descriptor.name}\" - ${error.message}`;\n }\n throw error;\n }\n }\n }\n get valueDescriptors() {\n const { valueDescriptorMap } = this;\n return Object.keys(valueDescriptorMap).map((key) => valueDescriptorMap[key]);\n }\n get valueDescriptorNameMap() {\n const descriptors = {};\n Object.keys(this.valueDescriptorMap).forEach((key) => {\n const descriptor = this.valueDescriptorMap[key];\n descriptors[descriptor.name] = descriptor;\n });\n return descriptors;\n }\n hasValue(attributeName) {\n const descriptor = this.valueDescriptorNameMap[attributeName];\n const hasMethodName = `has${capitalize(descriptor.name)}`;\n return this.receiver[hasMethodName];\n }\n}\n\nclass TargetObserver {\n constructor(context, delegate) {\n this.context = context;\n this.delegate = delegate;\n this.targetsByName = new Multimap();\n }\n start() {\n if (!this.tokenListObserver) {\n this.tokenListObserver = new TokenListObserver(this.element, this.attributeName, this);\n this.tokenListObserver.start();\n }\n }\n stop() {\n if (this.tokenListObserver) {\n this.disconnectAllTargets();\n this.tokenListObserver.stop();\n delete this.tokenListObserver;\n }\n }\n tokenMatched({ element, content: name }) {\n if (this.scope.containsElement(element)) {\n this.connectTarget(element, name);\n }\n }\n tokenUnmatched({ element, content: name }) {\n this.disconnectTarget(element, name);\n }\n connectTarget(element, name) {\n var _a;\n if (!this.targetsByName.has(name, element)) {\n this.targetsByName.add(name, element);\n (_a = this.tokenListObserver) === null || _a === void 0 ? void 0 : _a.pause(() => this.delegate.targetConnected(element, name));\n }\n }\n disconnectTarget(element, name) {\n var _a;\n if (this.targetsByName.has(name, element)) {\n this.targetsByName.delete(name, element);\n (_a = this.tokenListObserver) === null || _a === void 0 ? void 0 : _a.pause(() => this.delegate.targetDisconnected(element, name));\n }\n }\n disconnectAllTargets() {\n for (const name of this.targetsByName.keys) {\n for (const element of this.targetsByName.getValuesForKey(name)) {\n this.disconnectTarget(element, name);\n }\n }\n }\n get attributeName() {\n return `data-${this.context.identifier}-target`;\n }\n get element() {\n return this.context.element;\n }\n get scope() {\n return this.context.scope;\n }\n}\n\nfunction readInheritableStaticArrayValues(constructor, propertyName) {\n const ancestors = getAncestorsForConstructor(constructor);\n return Array.from(ancestors.reduce((values, constructor) => {\n getOwnStaticArrayValues(constructor, propertyName).forEach((name) => values.add(name));\n return values;\n }, new Set()));\n}\nfunction readInheritableStaticObjectPairs(constructor, propertyName) {\n const ancestors = getAncestorsForConstructor(constructor);\n return ancestors.reduce((pairs, constructor) => {\n pairs.push(...getOwnStaticObjectPairs(constructor, propertyName));\n return pairs;\n }, []);\n}\nfunction getAncestorsForConstructor(constructor) {\n const ancestors = [];\n while (constructor) {\n ancestors.push(constructor);\n constructor = Object.getPrototypeOf(constructor);\n }\n return ancestors.reverse();\n}\nfunction getOwnStaticArrayValues(constructor, propertyName) {\n const definition = constructor[propertyName];\n return Array.isArray(definition) ? definition : [];\n}\nfunction getOwnStaticObjectPairs(constructor, propertyName) {\n const definition = constructor[propertyName];\n return definition ? Object.keys(definition).map((key) => [key, definition[key]]) : [];\n}\n\nclass OutletObserver {\n constructor(context, delegate) {\n this.started = false;\n this.context = context;\n this.delegate = delegate;\n this.outletsByName = new Multimap();\n this.outletElementsByName = new Multimap();\n this.selectorObserverMap = new Map();\n this.attributeObserverMap = new Map();\n }\n start() {\n if (!this.started) {\n this.outletDefinitions.forEach((outletName) => {\n this.setupSelectorObserverForOutlet(outletName);\n this.setupAttributeObserverForOutlet(outletName);\n });\n this.started = true;\n this.dependentContexts.forEach((context) => context.refresh());\n }\n }\n refresh() {\n this.selectorObserverMap.forEach((observer) => observer.refresh());\n this.attributeObserverMap.forEach((observer) => observer.refresh());\n }\n stop() {\n if (this.started) {\n this.started = false;\n this.disconnectAllOutlets();\n this.stopSelectorObservers();\n this.stopAttributeObservers();\n }\n }\n stopSelectorObservers() {\n if (this.selectorObserverMap.size > 0) {\n this.selectorObserverMap.forEach((observer) => observer.stop());\n this.selectorObserverMap.clear();\n }\n }\n stopAttributeObservers() {\n if (this.attributeObserverMap.size > 0) {\n this.attributeObserverMap.forEach((observer) => observer.stop());\n this.attributeObserverMap.clear();\n }\n }\n selectorMatched(element, _selector, { outletName }) {\n const outlet = this.getOutlet(element, outletName);\n if (outlet) {\n this.connectOutlet(outlet, element, outletName);\n }\n }\n selectorUnmatched(element, _selector, { outletName }) {\n const outlet = this.getOutletFromMap(element, outletName);\n if (outlet) {\n this.disconnectOutlet(outlet, element, outletName);\n }\n }\n selectorMatchElement(element, { outletName }) {\n const selector = this.selector(outletName);\n const hasOutlet = this.hasOutlet(element, outletName);\n const hasOutletController = element.matches(`[${this.schema.controllerAttribute}~=${outletName}]`);\n if (selector) {\n return hasOutlet && hasOutletController && element.matches(selector);\n }\n else {\n return false;\n }\n }\n elementMatchedAttribute(_element, attributeName) {\n const outletName = this.getOutletNameFromOutletAttributeName(attributeName);\n if (outletName) {\n this.updateSelectorObserverForOutlet(outletName);\n }\n }\n elementAttributeValueChanged(_element, attributeName) {\n const outletName = this.getOutletNameFromOutletAttributeName(attributeName);\n if (outletName) {\n this.updateSelectorObserverForOutlet(outletName);\n }\n }\n elementUnmatchedAttribute(_element, attributeName) {\n const outletName = this.getOutletNameFromOutletAttributeName(attributeName);\n if (outletName) {\n this.updateSelectorObserverForOutlet(outletName);\n }\n }\n connectOutlet(outlet, element, outletName) {\n var _a;\n if (!this.outletElementsByName.has(outletName, element)) {\n this.outletsByName.add(outletName, outlet);\n this.outletElementsByName.add(outletName, element);\n (_a = this.selectorObserverMap.get(outletName)) === null || _a === void 0 ? void 0 : _a.pause(() => this.delegate.outletConnected(outlet, element, outletName));\n }\n }\n disconnectOutlet(outlet, element, outletName) {\n var _a;\n if (this.outletElementsByName.has(outletName, element)) {\n this.outletsByName.delete(outletName, outlet);\n this.outletElementsByName.delete(outletName, element);\n (_a = this.selectorObserverMap\n .get(outletName)) === null || _a === void 0 ? void 0 : _a.pause(() => this.delegate.outletDisconnected(outlet, element, outletName));\n }\n }\n disconnectAllOutlets() {\n for (const outletName of this.outletElementsByName.keys) {\n for (const element of this.outletElementsByName.getValuesForKey(outletName)) {\n for (const outlet of this.outletsByName.getValuesForKey(outletName)) {\n this.disconnectOutlet(outlet, element, outletName);\n }\n }\n }\n }\n updateSelectorObserverForOutlet(outletName) {\n const observer = this.selectorObserverMap.get(outletName);\n if (observer) {\n observer.selector = this.selector(outletName);\n }\n }\n setupSelectorObserverForOutlet(outletName) {\n const selector = this.selector(outletName);\n const selectorObserver = new SelectorObserver(document.body, selector, this, { outletName });\n this.selectorObserverMap.set(outletName, selectorObserver);\n selectorObserver.start();\n }\n setupAttributeObserverForOutlet(outletName) {\n const attributeName = this.attributeNameForOutletName(outletName);\n const attributeObserver = new AttributeObserver(this.scope.element, attributeName, this);\n this.attributeObserverMap.set(outletName, attributeObserver);\n attributeObserver.start();\n }\n selector(outletName) {\n return this.scope.outlets.getSelectorForOutletName(outletName);\n }\n attributeNameForOutletName(outletName) {\n return this.scope.schema.outletAttributeForScope(this.identifier, outletName);\n }\n getOutletNameFromOutletAttributeName(attributeName) {\n return this.outletDefinitions.find((outletName) => this.attributeNameForOutletName(outletName) === attributeName);\n }\n get outletDependencies() {\n const dependencies = new Multimap();\n this.router.modules.forEach((module) => {\n const constructor = module.definition.controllerConstructor;\n const outlets = readInheritableStaticArrayValues(constructor, \"outlets\");\n outlets.forEach((outlet) => dependencies.add(outlet, module.identifier));\n });\n return dependencies;\n }\n get outletDefinitions() {\n return this.outletDependencies.getKeysForValue(this.identifier);\n }\n get dependentControllerIdentifiers() {\n return this.outletDependencies.getValuesForKey(this.identifier);\n }\n get dependentContexts() {\n const identifiers = this.dependentControllerIdentifiers;\n return this.router.contexts.filter((context) => identifiers.includes(context.identifier));\n }\n hasOutlet(element, outletName) {\n return !!this.getOutlet(element, outletName) || !!this.getOutletFromMap(element, outletName);\n }\n getOutlet(element, outletName) {\n return this.application.getControllerForElementAndIdentifier(element, outletName);\n }\n getOutletFromMap(element, outletName) {\n return this.outletsByName.getValuesForKey(outletName).find((outlet) => outlet.element === element);\n }\n get scope() {\n return this.context.scope;\n }\n get schema() {\n return this.context.schema;\n }\n get identifier() {\n return this.context.identifier;\n }\n get application() {\n return this.context.application;\n }\n get router() {\n return this.application.router;\n }\n}\n\nclass Context {\n constructor(module, scope) {\n this.logDebugActivity = (functionName, detail = {}) => {\n const { identifier, controller, element } = this;\n detail = Object.assign({ identifier, controller, element }, detail);\n this.application.logDebugActivity(this.identifier, functionName, detail);\n };\n this.module = module;\n this.scope = scope;\n this.controller = new module.controllerConstructor(this);\n this.bindingObserver = new BindingObserver(this, this.dispatcher);\n this.valueObserver = new ValueObserver(this, this.controller);\n this.targetObserver = new TargetObserver(this, this);\n this.outletObserver = new OutletObserver(this, this);\n try {\n this.controller.initialize();\n this.logDebugActivity(\"initialize\");\n }\n catch (error) {\n this.handleError(error, \"initializing controller\");\n }\n }\n connect() {\n this.bindingObserver.start();\n this.valueObserver.start();\n this.targetObserver.start();\n this.outletObserver.start();\n try {\n this.controller.connect();\n this.logDebugActivity(\"connect\");\n }\n catch (error) {\n this.handleError(error, \"connecting controller\");\n }\n }\n refresh() {\n this.outletObserver.refresh();\n }\n disconnect() {\n try {\n this.controller.disconnect();\n this.logDebugActivity(\"disconnect\");\n }\n catch (error) {\n this.handleError(error, \"disconnecting controller\");\n }\n this.outletObserver.stop();\n this.targetObserver.stop();\n this.valueObserver.stop();\n this.bindingObserver.stop();\n }\n get application() {\n return this.module.application;\n }\n get identifier() {\n return this.module.identifier;\n }\n get schema() {\n return this.application.schema;\n }\n get dispatcher() {\n return this.application.dispatcher;\n }\n get element() {\n return this.scope.element;\n }\n get parentElement() {\n return this.element.parentElement;\n }\n handleError(error, message, detail = {}) {\n const { identifier, controller, element } = this;\n detail = Object.assign({ identifier, controller, element }, detail);\n this.application.handleError(error, `Error ${message}`, detail);\n }\n targetConnected(element, name) {\n this.invokeControllerMethod(`${name}TargetConnected`, element);\n }\n targetDisconnected(element, name) {\n this.invokeControllerMethod(`${name}TargetDisconnected`, element);\n }\n outletConnected(outlet, element, name) {\n this.invokeControllerMethod(`${namespaceCamelize(name)}OutletConnected`, outlet, element);\n }\n outletDisconnected(outlet, element, name) {\n this.invokeControllerMethod(`${namespaceCamelize(name)}OutletDisconnected`, outlet, element);\n }\n invokeControllerMethod(methodName, ...args) {\n const controller = this.controller;\n if (typeof controller[methodName] == \"function\") {\n controller[methodName](...args);\n }\n }\n}\n\nfunction bless(constructor) {\n return shadow(constructor, getBlessedProperties(constructor));\n}\nfunction shadow(constructor, properties) {\n const shadowConstructor = extend(constructor);\n const shadowProperties = getShadowProperties(constructor.prototype, properties);\n Object.defineProperties(shadowConstructor.prototype, shadowProperties);\n return shadowConstructor;\n}\nfunction getBlessedProperties(constructor) {\n const blessings = readInheritableStaticArrayValues(constructor, \"blessings\");\n return blessings.reduce((blessedProperties, blessing) => {\n const properties = blessing(constructor);\n for (const key in properties) {\n const descriptor = blessedProperties[key] || {};\n blessedProperties[key] = Object.assign(descriptor, properties[key]);\n }\n return blessedProperties;\n }, {});\n}\nfunction getShadowProperties(prototype, properties) {\n return getOwnKeys(properties).reduce((shadowProperties, key) => {\n const descriptor = getShadowedDescriptor(prototype, properties, key);\n if (descriptor) {\n Object.assign(shadowProperties, { [key]: descriptor });\n }\n return shadowProperties;\n }, {});\n}\nfunction getShadowedDescriptor(prototype, properties, key) {\n const shadowingDescriptor = Object.getOwnPropertyDescriptor(prototype, key);\n const shadowedByValue = shadowingDescriptor && \"value\" in shadowingDescriptor;\n if (!shadowedByValue) {\n const descriptor = Object.getOwnPropertyDescriptor(properties, key).value;\n if (shadowingDescriptor) {\n descriptor.get = shadowingDescriptor.get || descriptor.get;\n descriptor.set = shadowingDescriptor.set || descriptor.set;\n }\n return descriptor;\n }\n}\nconst getOwnKeys = (() => {\n if (typeof Object.getOwnPropertySymbols == \"function\") {\n return (object) => [...Object.getOwnPropertyNames(object), ...Object.getOwnPropertySymbols(object)];\n }\n else {\n return Object.getOwnPropertyNames;\n }\n})();\nconst extend = (() => {\n function extendWithReflect(constructor) {\n function extended() {\n return Reflect.construct(constructor, arguments, new.target);\n }\n extended.prototype = Object.create(constructor.prototype, {\n constructor: { value: extended },\n });\n Reflect.setPrototypeOf(extended, constructor);\n return extended;\n }\n function testReflectExtension() {\n const a = function () {\n this.a.call(this);\n };\n const b = extendWithReflect(a);\n b.prototype.a = function () { };\n return new b();\n }\n try {\n testReflectExtension();\n return extendWithReflect;\n }\n catch (error) {\n return (constructor) => class extended extends constructor {\n };\n }\n})();\n\nfunction blessDefinition(definition) {\n return {\n identifier: definition.identifier,\n controllerConstructor: bless(definition.controllerConstructor),\n };\n}\n\nclass Module {\n constructor(application, definition) {\n this.application = application;\n this.definition = blessDefinition(definition);\n this.contextsByScope = new WeakMap();\n this.connectedContexts = new Set();\n }\n get identifier() {\n return this.definition.identifier;\n }\n get controllerConstructor() {\n return this.definition.controllerConstructor;\n }\n get contexts() {\n return Array.from(this.connectedContexts);\n }\n connectContextForScope(scope) {\n const context = this.fetchContextForScope(scope);\n this.connectedContexts.add(context);\n context.connect();\n }\n disconnectContextForScope(scope) {\n const context = this.contextsByScope.get(scope);\n if (context) {\n this.connectedContexts.delete(context);\n context.disconnect();\n }\n }\n fetchContextForScope(scope) {\n let context = this.contextsByScope.get(scope);\n if (!context) {\n context = new Context(this, scope);\n this.contextsByScope.set(scope, context);\n }\n return context;\n }\n}\n\nclass ClassMap {\n constructor(scope) {\n this.scope = scope;\n }\n has(name) {\n return this.data.has(this.getDataKey(name));\n }\n get(name) {\n return this.getAll(name)[0];\n }\n getAll(name) {\n const tokenString = this.data.get(this.getDataKey(name)) || \"\";\n return tokenize(tokenString);\n }\n getAttributeName(name) {\n return this.data.getAttributeNameForKey(this.getDataKey(name));\n }\n getDataKey(name) {\n return `${name}-class`;\n }\n get data() {\n return this.scope.data;\n }\n}\n\nclass DataMap {\n constructor(scope) {\n this.scope = scope;\n }\n get element() {\n return this.scope.element;\n }\n get identifier() {\n return this.scope.identifier;\n }\n get(key) {\n const name = this.getAttributeNameForKey(key);\n return this.element.getAttribute(name);\n }\n set(key, value) {\n const name = this.getAttributeNameForKey(key);\n this.element.setAttribute(name, value);\n return this.get(key);\n }\n has(key) {\n const name = this.getAttributeNameForKey(key);\n return this.element.hasAttribute(name);\n }\n delete(key) {\n if (this.has(key)) {\n const name = this.getAttributeNameForKey(key);\n this.element.removeAttribute(name);\n return true;\n }\n else {\n return false;\n }\n }\n getAttributeNameForKey(key) {\n return `data-${this.identifier}-${dasherize(key)}`;\n }\n}\n\nclass Guide {\n constructor(logger) {\n this.warnedKeysByObject = new WeakMap();\n this.logger = logger;\n }\n warn(object, key, message) {\n let warnedKeys = this.warnedKeysByObject.get(object);\n if (!warnedKeys) {\n warnedKeys = new Set();\n this.warnedKeysByObject.set(object, warnedKeys);\n }\n if (!warnedKeys.has(key)) {\n warnedKeys.add(key);\n this.logger.warn(message, object);\n }\n }\n}\n\nfunction attributeValueContainsToken(attributeName, token) {\n return `[${attributeName}~=\"${token}\"]`;\n}\n\nclass TargetSet {\n constructor(scope) {\n this.scope = scope;\n }\n get element() {\n return this.scope.element;\n }\n get identifier() {\n return this.scope.identifier;\n }\n get schema() {\n return this.scope.schema;\n }\n has(targetName) {\n return this.find(targetName) != null;\n }\n find(...targetNames) {\n return targetNames.reduce((target, targetName) => target || this.findTarget(targetName) || this.findLegacyTarget(targetName), undefined);\n }\n findAll(...targetNames) {\n return targetNames.reduce((targets, targetName) => [\n ...targets,\n ...this.findAllTargets(targetName),\n ...this.findAllLegacyTargets(targetName),\n ], []);\n }\n findTarget(targetName) {\n const selector = this.getSelectorForTargetName(targetName);\n return this.scope.findElement(selector);\n }\n findAllTargets(targetName) {\n const selector = this.getSelectorForTargetName(targetName);\n return this.scope.findAllElements(selector);\n }\n getSelectorForTargetName(targetName) {\n const attributeName = this.schema.targetAttributeForScope(this.identifier);\n return attributeValueContainsToken(attributeName, targetName);\n }\n findLegacyTarget(targetName) {\n const selector = this.getLegacySelectorForTargetName(targetName);\n return this.deprecate(this.scope.findElement(selector), targetName);\n }\n findAllLegacyTargets(targetName) {\n const selector = this.getLegacySelectorForTargetName(targetName);\n return this.scope.findAllElements(selector).map((element) => this.deprecate(element, targetName));\n }\n getLegacySelectorForTargetName(targetName) {\n const targetDescriptor = `${this.identifier}.${targetName}`;\n return attributeValueContainsToken(this.schema.targetAttribute, targetDescriptor);\n }\n deprecate(element, targetName) {\n if (element) {\n const { identifier } = this;\n const attributeName = this.schema.targetAttribute;\n const revisedAttributeName = this.schema.targetAttributeForScope(identifier);\n this.guide.warn(element, `target:${targetName}`, `Please replace ${attributeName}=\"${identifier}.${targetName}\" with ${revisedAttributeName}=\"${targetName}\". ` +\n `The ${attributeName} attribute is deprecated and will be removed in a future version of Stimulus.`);\n }\n return element;\n }\n get guide() {\n return this.scope.guide;\n }\n}\n\nclass OutletSet {\n constructor(scope, controllerElement) {\n this.scope = scope;\n this.controllerElement = controllerElement;\n }\n get element() {\n return this.scope.element;\n }\n get identifier() {\n return this.scope.identifier;\n }\n get schema() {\n return this.scope.schema;\n }\n has(outletName) {\n return this.find(outletName) != null;\n }\n find(...outletNames) {\n return outletNames.reduce((outlet, outletName) => outlet || this.findOutlet(outletName), undefined);\n }\n findAll(...outletNames) {\n return outletNames.reduce((outlets, outletName) => [...outlets, ...this.findAllOutlets(outletName)], []);\n }\n getSelectorForOutletName(outletName) {\n const attributeName = this.schema.outletAttributeForScope(this.identifier, outletName);\n return this.controllerElement.getAttribute(attributeName);\n }\n findOutlet(outletName) {\n const selector = this.getSelectorForOutletName(outletName);\n if (selector)\n return this.findElement(selector, outletName);\n }\n findAllOutlets(outletName) {\n const selector = this.getSelectorForOutletName(outletName);\n return selector ? this.findAllElements(selector, outletName) : [];\n }\n findElement(selector, outletName) {\n const elements = this.scope.queryElements(selector);\n return elements.filter((element) => this.matchesElement(element, selector, outletName))[0];\n }\n findAllElements(selector, outletName) {\n const elements = this.scope.queryElements(selector);\n return elements.filter((element) => this.matchesElement(element, selector, outletName));\n }\n matchesElement(element, selector, outletName) {\n const controllerAttribute = element.getAttribute(this.scope.schema.controllerAttribute) || \"\";\n return element.matches(selector) && controllerAttribute.split(\" \").includes(outletName);\n }\n}\n\nclass Scope {\n constructor(schema, element, identifier, logger) {\n this.targets = new TargetSet(this);\n this.classes = new ClassMap(this);\n this.data = new DataMap(this);\n this.containsElement = (element) => {\n return element.closest(this.controllerSelector) === this.element;\n };\n this.schema = schema;\n this.element = element;\n this.identifier = identifier;\n this.guide = new Guide(logger);\n this.outlets = new OutletSet(this.documentScope, element);\n }\n findElement(selector) {\n return this.element.matches(selector) ? this.element : this.queryElements(selector).find(this.containsElement);\n }\n findAllElements(selector) {\n return [\n ...(this.element.matches(selector) ? [this.element] : []),\n ...this.queryElements(selector).filter(this.containsElement),\n ];\n }\n queryElements(selector) {\n return Array.from(this.element.querySelectorAll(selector));\n }\n get controllerSelector() {\n return attributeValueContainsToken(this.schema.controllerAttribute, this.identifier);\n }\n get isDocumentScope() {\n return this.element === document.documentElement;\n }\n get documentScope() {\n return this.isDocumentScope\n ? this\n : new Scope(this.schema, document.documentElement, this.identifier, this.guide.logger);\n }\n}\n\nclass ScopeObserver {\n constructor(element, schema, delegate) {\n this.element = element;\n this.schema = schema;\n this.delegate = delegate;\n this.valueListObserver = new ValueListObserver(this.element, this.controllerAttribute, this);\n this.scopesByIdentifierByElement = new WeakMap();\n this.scopeReferenceCounts = new WeakMap();\n }\n start() {\n this.valueListObserver.start();\n }\n stop() {\n this.valueListObserver.stop();\n }\n get controllerAttribute() {\n return this.schema.controllerAttribute;\n }\n parseValueForToken(token) {\n const { element, content: identifier } = token;\n return this.parseValueForElementAndIdentifier(element, identifier);\n }\n parseValueForElementAndIdentifier(element, identifier) {\n const scopesByIdentifier = this.fetchScopesByIdentifierForElement(element);\n let scope = scopesByIdentifier.get(identifier);\n if (!scope) {\n scope = this.delegate.createScopeForElementAndIdentifier(element, identifier);\n scopesByIdentifier.set(identifier, scope);\n }\n return scope;\n }\n elementMatchedValue(element, value) {\n const referenceCount = (this.scopeReferenceCounts.get(value) || 0) + 1;\n this.scopeReferenceCounts.set(value, referenceCount);\n if (referenceCount == 1) {\n this.delegate.scopeConnected(value);\n }\n }\n elementUnmatchedValue(element, value) {\n const referenceCount = this.scopeReferenceCounts.get(value);\n if (referenceCount) {\n this.scopeReferenceCounts.set(value, referenceCount - 1);\n if (referenceCount == 1) {\n this.delegate.scopeDisconnected(value);\n }\n }\n }\n fetchScopesByIdentifierForElement(element) {\n let scopesByIdentifier = this.scopesByIdentifierByElement.get(element);\n if (!scopesByIdentifier) {\n scopesByIdentifier = new Map();\n this.scopesByIdentifierByElement.set(element, scopesByIdentifier);\n }\n return scopesByIdentifier;\n }\n}\n\nclass Router {\n constructor(application) {\n this.application = application;\n this.scopeObserver = new ScopeObserver(this.element, this.schema, this);\n this.scopesByIdentifier = new Multimap();\n this.modulesByIdentifier = new Map();\n }\n get element() {\n return this.application.element;\n }\n get schema() {\n return this.application.schema;\n }\n get logger() {\n return this.application.logger;\n }\n get controllerAttribute() {\n return this.schema.controllerAttribute;\n }\n get modules() {\n return Array.from(this.modulesByIdentifier.values());\n }\n get contexts() {\n return this.modules.reduce((contexts, module) => contexts.concat(module.contexts), []);\n }\n start() {\n this.scopeObserver.start();\n }\n stop() {\n this.scopeObserver.stop();\n }\n loadDefinition(definition) {\n this.unloadIdentifier(definition.identifier);\n const module = new Module(this.application, definition);\n this.connectModule(module);\n const afterLoad = definition.controllerConstructor.afterLoad;\n if (afterLoad) {\n afterLoad.call(definition.controllerConstructor, definition.identifier, this.application);\n }\n }\n unloadIdentifier(identifier) {\n const module = this.modulesByIdentifier.get(identifier);\n if (module) {\n this.disconnectModule(module);\n }\n }\n getContextForElementAndIdentifier(element, identifier) {\n const module = this.modulesByIdentifier.get(identifier);\n if (module) {\n return module.contexts.find((context) => context.element == element);\n }\n }\n proposeToConnectScopeForElementAndIdentifier(element, identifier) {\n const scope = this.scopeObserver.parseValueForElementAndIdentifier(element, identifier);\n if (scope) {\n this.scopeObserver.elementMatchedValue(scope.element, scope);\n }\n else {\n console.error(`Couldn't find or create scope for identifier: \"${identifier}\" and element:`, element);\n }\n }\n handleError(error, message, detail) {\n this.application.handleError(error, message, detail);\n }\n createScopeForElementAndIdentifier(element, identifier) {\n return new Scope(this.schema, element, identifier, this.logger);\n }\n scopeConnected(scope) {\n this.scopesByIdentifier.add(scope.identifier, scope);\n const module = this.modulesByIdentifier.get(scope.identifier);\n if (module) {\n module.connectContextForScope(scope);\n }\n }\n scopeDisconnected(scope) {\n this.scopesByIdentifier.delete(scope.identifier, scope);\n const module = this.modulesByIdentifier.get(scope.identifier);\n if (module) {\n module.disconnectContextForScope(scope);\n }\n }\n connectModule(module) {\n this.modulesByIdentifier.set(module.identifier, module);\n const scopes = this.scopesByIdentifier.getValuesForKey(module.identifier);\n scopes.forEach((scope) => module.connectContextForScope(scope));\n }\n disconnectModule(module) {\n this.modulesByIdentifier.delete(module.identifier);\n const scopes = this.scopesByIdentifier.getValuesForKey(module.identifier);\n scopes.forEach((scope) => module.disconnectContextForScope(scope));\n }\n}\n\nconst defaultSchema = {\n controllerAttribute: \"data-controller\",\n actionAttribute: \"data-action\",\n targetAttribute: \"data-target\",\n targetAttributeForScope: (identifier) => `data-${identifier}-target`,\n outletAttributeForScope: (identifier, outlet) => `data-${identifier}-${outlet}-outlet`,\n keyMappings: Object.assign(Object.assign({ enter: \"Enter\", tab: \"Tab\", esc: \"Escape\", space: \" \", up: \"ArrowUp\", down: \"ArrowDown\", left: \"ArrowLeft\", right: \"ArrowRight\", home: \"Home\", end: \"End\", page_up: \"PageUp\", page_down: \"PageDown\" }, objectFromEntries(\"abcdefghijklmnopqrstuvwxyz\".split(\"\").map((c) => [c, c]))), objectFromEntries(\"0123456789\".split(\"\").map((n) => [n, n]))),\n};\nfunction objectFromEntries(array) {\n return array.reduce((memo, [k, v]) => (Object.assign(Object.assign({}, memo), { [k]: v })), {});\n}\n\nclass Application {\n constructor(element = document.documentElement, schema = defaultSchema) {\n this.logger = console;\n this.debug = false;\n this.logDebugActivity = (identifier, functionName, detail = {}) => {\n if (this.debug) {\n this.logFormattedMessage(identifier, functionName, detail);\n }\n };\n this.element = element;\n this.schema = schema;\n this.dispatcher = new Dispatcher(this);\n this.router = new Router(this);\n this.actionDescriptorFilters = Object.assign({}, defaultActionDescriptorFilters);\n }\n static start(element, schema) {\n const application = new this(element, schema);\n application.start();\n return application;\n }\n async start() {\n await domReady();\n this.logDebugActivity(\"application\", \"starting\");\n this.dispatcher.start();\n this.router.start();\n this.logDebugActivity(\"application\", \"start\");\n }\n stop() {\n this.logDebugActivity(\"application\", \"stopping\");\n this.dispatcher.stop();\n this.router.stop();\n this.logDebugActivity(\"application\", \"stop\");\n }\n register(identifier, controllerConstructor) {\n this.load({ identifier, controllerConstructor });\n }\n registerActionOption(name, filter) {\n this.actionDescriptorFilters[name] = filter;\n }\n load(head, ...rest) {\n const definitions = Array.isArray(head) ? head : [head, ...rest];\n definitions.forEach((definition) => {\n if (definition.controllerConstructor.shouldLoad) {\n this.router.loadDefinition(definition);\n }\n });\n }\n unload(head, ...rest) {\n const identifiers = Array.isArray(head) ? head : [head, ...rest];\n identifiers.forEach((identifier) => this.router.unloadIdentifier(identifier));\n }\n get controllers() {\n return this.router.contexts.map((context) => context.controller);\n }\n getControllerForElementAndIdentifier(element, identifier) {\n const context = this.router.getContextForElementAndIdentifier(element, identifier);\n return context ? context.controller : null;\n }\n handleError(error, message, detail) {\n var _a;\n this.logger.error(`%s\\n\\n%o\\n\\n%o`, message, error, detail);\n (_a = window.onerror) === null || _a === void 0 ? void 0 : _a.call(window, message, \"\", 0, 0, error);\n }\n logFormattedMessage(identifier, functionName, detail = {}) {\n detail = Object.assign({ application: this }, detail);\n this.logger.groupCollapsed(`${identifier} #${functionName}`);\n this.logger.log(\"details:\", Object.assign({}, detail));\n this.logger.groupEnd();\n }\n}\nfunction domReady() {\n return new Promise((resolve) => {\n if (document.readyState == \"loading\") {\n document.addEventListener(\"DOMContentLoaded\", () => resolve());\n }\n else {\n resolve();\n }\n });\n}\n\nfunction ClassPropertiesBlessing(constructor) {\n const classes = readInheritableStaticArrayValues(constructor, \"classes\");\n return classes.reduce((properties, classDefinition) => {\n return Object.assign(properties, propertiesForClassDefinition(classDefinition));\n }, {});\n}\nfunction propertiesForClassDefinition(key) {\n return {\n [`${key}Class`]: {\n get() {\n const { classes } = this;\n if (classes.has(key)) {\n return classes.get(key);\n }\n else {\n const attribute = classes.getAttributeName(key);\n throw new Error(`Missing attribute \"${attribute}\"`);\n }\n },\n },\n [`${key}Classes`]: {\n get() {\n return this.classes.getAll(key);\n },\n },\n [`has${capitalize(key)}Class`]: {\n get() {\n return this.classes.has(key);\n },\n },\n };\n}\n\nfunction OutletPropertiesBlessing(constructor) {\n const outlets = readInheritableStaticArrayValues(constructor, \"outlets\");\n return outlets.reduce((properties, outletDefinition) => {\n return Object.assign(properties, propertiesForOutletDefinition(outletDefinition));\n }, {});\n}\nfunction getOutletController(controller, element, identifier) {\n return controller.application.getControllerForElementAndIdentifier(element, identifier);\n}\nfunction getControllerAndEnsureConnectedScope(controller, element, outletName) {\n let outletController = getOutletController(controller, element, outletName);\n if (outletController)\n return outletController;\n controller.application.router.proposeToConnectScopeForElementAndIdentifier(element, outletName);\n outletController = getOutletController(controller, element, outletName);\n if (outletController)\n return outletController;\n}\nfunction propertiesForOutletDefinition(name) {\n const camelizedName = namespaceCamelize(name);\n return {\n [`${camelizedName}Outlet`]: {\n get() {\n const outletElement = this.outlets.find(name);\n const selector = this.outlets.getSelectorForOutletName(name);\n if (outletElement) {\n const outletController = getControllerAndEnsureConnectedScope(this, outletElement, name);\n if (outletController)\n return outletController;\n throw new Error(`The provided outlet element is missing an outlet controller \"${name}\" instance for host controller \"${this.identifier}\"`);\n }\n throw new Error(`Missing outlet element \"${name}\" for host controller \"${this.identifier}\". Stimulus couldn't find a matching outlet element using selector \"${selector}\".`);\n },\n },\n [`${camelizedName}Outlets`]: {\n get() {\n const outlets = this.outlets.findAll(name);\n if (outlets.length > 0) {\n return outlets\n .map((outletElement) => {\n const outletController = getControllerAndEnsureConnectedScope(this, outletElement, name);\n if (outletController)\n return outletController;\n console.warn(`The provided outlet element is missing an outlet controller \"${name}\" instance for host controller \"${this.identifier}\"`, outletElement);\n })\n .filter((controller) => controller);\n }\n return [];\n },\n },\n [`${camelizedName}OutletElement`]: {\n get() {\n const outletElement = this.outlets.find(name);\n const selector = this.outlets.getSelectorForOutletName(name);\n if (outletElement) {\n return outletElement;\n }\n else {\n throw new Error(`Missing outlet element \"${name}\" for host controller \"${this.identifier}\". Stimulus couldn't find a matching outlet element using selector \"${selector}\".`);\n }\n },\n },\n [`${camelizedName}OutletElements`]: {\n get() {\n return this.outlets.findAll(name);\n },\n },\n [`has${capitalize(camelizedName)}Outlet`]: {\n get() {\n return this.outlets.has(name);\n },\n },\n };\n}\n\nfunction TargetPropertiesBlessing(constructor) {\n const targets = readInheritableStaticArrayValues(constructor, \"targets\");\n return targets.reduce((properties, targetDefinition) => {\n return Object.assign(properties, propertiesForTargetDefinition(targetDefinition));\n }, {});\n}\nfunction propertiesForTargetDefinition(name) {\n return {\n [`${name}Target`]: {\n get() {\n const target = this.targets.find(name);\n if (target) {\n return target;\n }\n else {\n throw new Error(`Missing target element \"${name}\" for \"${this.identifier}\" controller`);\n }\n },\n },\n [`${name}Targets`]: {\n get() {\n return this.targets.findAll(name);\n },\n },\n [`has${capitalize(name)}Target`]: {\n get() {\n return this.targets.has(name);\n },\n },\n };\n}\n\nfunction ValuePropertiesBlessing(constructor) {\n const valueDefinitionPairs = readInheritableStaticObjectPairs(constructor, \"values\");\n const propertyDescriptorMap = {\n valueDescriptorMap: {\n get() {\n return valueDefinitionPairs.reduce((result, valueDefinitionPair) => {\n const valueDescriptor = parseValueDefinitionPair(valueDefinitionPair, this.identifier);\n const attributeName = this.data.getAttributeNameForKey(valueDescriptor.key);\n return Object.assign(result, { [attributeName]: valueDescriptor });\n }, {});\n },\n },\n };\n return valueDefinitionPairs.reduce((properties, valueDefinitionPair) => {\n return Object.assign(properties, propertiesForValueDefinitionPair(valueDefinitionPair));\n }, propertyDescriptorMap);\n}\nfunction propertiesForValueDefinitionPair(valueDefinitionPair, controller) {\n const definition = parseValueDefinitionPair(valueDefinitionPair, controller);\n const { key, name, reader: read, writer: write } = definition;\n return {\n [name]: {\n get() {\n const value = this.data.get(key);\n if (value !== null) {\n return read(value);\n }\n else {\n return definition.defaultValue;\n }\n },\n set(value) {\n if (value === undefined) {\n this.data.delete(key);\n }\n else {\n this.data.set(key, write(value));\n }\n },\n },\n [`has${capitalize(name)}`]: {\n get() {\n return this.data.has(key) || definition.hasCustomDefaultValue;\n },\n },\n };\n}\nfunction parseValueDefinitionPair([token, typeDefinition], controller) {\n return valueDescriptorForTokenAndTypeDefinition({\n controller,\n token,\n typeDefinition,\n });\n}\nfunction parseValueTypeConstant(constant) {\n switch (constant) {\n case Array:\n return \"array\";\n case Boolean:\n return \"boolean\";\n case Number:\n return \"number\";\n case Object:\n return \"object\";\n case String:\n return \"string\";\n }\n}\nfunction parseValueTypeDefault(defaultValue) {\n switch (typeof defaultValue) {\n case \"boolean\":\n return \"boolean\";\n case \"number\":\n return \"number\";\n case \"string\":\n return \"string\";\n }\n if (Array.isArray(defaultValue))\n return \"array\";\n if (Object.prototype.toString.call(defaultValue) === \"[object Object]\")\n return \"object\";\n}\nfunction parseValueTypeObject(payload) {\n const { controller, token, typeObject } = payload;\n const hasType = isSomething(typeObject.type);\n const hasDefault = isSomething(typeObject.default);\n const fullObject = hasType && hasDefault;\n const onlyType = hasType && !hasDefault;\n const onlyDefault = !hasType && hasDefault;\n const typeFromObject = parseValueTypeConstant(typeObject.type);\n const typeFromDefaultValue = parseValueTypeDefault(payload.typeObject.default);\n if (onlyType)\n return typeFromObject;\n if (onlyDefault)\n return typeFromDefaultValue;\n if (typeFromObject !== typeFromDefaultValue) {\n const propertyPath = controller ? `${controller}.${token}` : token;\n throw new Error(`The specified default value for the Stimulus Value \"${propertyPath}\" must match the defined type \"${typeFromObject}\". The provided default value of \"${typeObject.default}\" is of type \"${typeFromDefaultValue}\".`);\n }\n if (fullObject)\n return typeFromObject;\n}\nfunction parseValueTypeDefinition(payload) {\n const { controller, token, typeDefinition } = payload;\n const typeObject = { controller, token, typeObject: typeDefinition };\n const typeFromObject = parseValueTypeObject(typeObject);\n const typeFromDefaultValue = parseValueTypeDefault(typeDefinition);\n const typeFromConstant = parseValueTypeConstant(typeDefinition);\n const type = typeFromObject || typeFromDefaultValue || typeFromConstant;\n if (type)\n return type;\n const propertyPath = controller ? `${controller}.${typeDefinition}` : token;\n throw new Error(`Unknown value type \"${propertyPath}\" for \"${token}\" value`);\n}\nfunction defaultValueForDefinition(typeDefinition) {\n const constant = parseValueTypeConstant(typeDefinition);\n if (constant)\n return defaultValuesByType[constant];\n const hasDefault = hasProperty(typeDefinition, \"default\");\n const hasType = hasProperty(typeDefinition, \"type\");\n const typeObject = typeDefinition;\n if (hasDefault)\n return typeObject.default;\n if (hasType) {\n const { type } = typeObject;\n const constantFromType = parseValueTypeConstant(type);\n if (constantFromType)\n return defaultValuesByType[constantFromType];\n }\n return typeDefinition;\n}\nfunction valueDescriptorForTokenAndTypeDefinition(payload) {\n const { token, typeDefinition } = payload;\n const key = `${dasherize(token)}-value`;\n const type = parseValueTypeDefinition(payload);\n return {\n type,\n key,\n name: camelize(key),\n get defaultValue() {\n return defaultValueForDefinition(typeDefinition);\n },\n get hasCustomDefaultValue() {\n return parseValueTypeDefault(typeDefinition) !== undefined;\n },\n reader: readers[type],\n writer: writers[type] || writers.default,\n };\n}\nconst defaultValuesByType = {\n get array() {\n return [];\n },\n boolean: false,\n number: 0,\n get object() {\n return {};\n },\n string: \"\",\n};\nconst readers = {\n array(value) {\n const array = JSON.parse(value);\n if (!Array.isArray(array)) {\n throw new TypeError(`expected value of type \"array\" but instead got value \"${value}\" of type \"${parseValueTypeDefault(array)}\"`);\n }\n return array;\n },\n boolean(value) {\n return !(value == \"0\" || String(value).toLowerCase() == \"false\");\n },\n number(value) {\n return Number(value.replace(/_/g, \"\"));\n },\n object(value) {\n const object = JSON.parse(value);\n if (object === null || typeof object != \"object\" || Array.isArray(object)) {\n throw new TypeError(`expected value of type \"object\" but instead got value \"${value}\" of type \"${parseValueTypeDefault(object)}\"`);\n }\n return object;\n },\n string(value) {\n return value;\n },\n};\nconst writers = {\n default: writeString,\n array: writeJSON,\n object: writeJSON,\n};\nfunction writeJSON(value) {\n return JSON.stringify(value);\n}\nfunction writeString(value) {\n return `${value}`;\n}\n\nclass Controller {\n constructor(context) {\n this.context = context;\n }\n static get shouldLoad() {\n return true;\n }\n static afterLoad(_identifier, _application) {\n return;\n }\n get application() {\n return this.context.application;\n }\n get scope() {\n return this.context.scope;\n }\n get element() {\n return this.scope.element;\n }\n get identifier() {\n return this.scope.identifier;\n }\n get targets() {\n return this.scope.targets;\n }\n get outlets() {\n return this.scope.outlets;\n }\n get classes() {\n return this.scope.classes;\n }\n get data() {\n return this.scope.data;\n }\n initialize() {\n }\n connect() {\n }\n disconnect() {\n }\n dispatch(eventName, { target = this.element, detail = {}, prefix = this.identifier, bubbles = true, cancelable = true, } = {}) {\n const type = prefix ? `${prefix}:${eventName}` : eventName;\n const event = new CustomEvent(type, { detail, bubbles, cancelable });\n target.dispatchEvent(event);\n return event;\n }\n}\nController.blessings = [\n ClassPropertiesBlessing,\n TargetPropertiesBlessing,\n ValuePropertiesBlessing,\n OutletPropertiesBlessing,\n];\nController.targets = [];\nController.outlets = [];\nController.values = {};\n\nexport { Application, AttributeObserver, Context, Controller, ElementObserver, IndexedMultimap, Multimap, SelectorObserver, StringMapObserver, TokenListObserver, ValueListObserver, add, defaultSchema, del, fetch, prune };\n", "import { Application } from \"@hotwired/stimulus\";\n\nconst application = Application.start();\n\n// Configure Stimulus development experience\napplication.debug = false;\nwindow.Stimulus = application;\n\nexport { application };\n", "/**\n * MicroEvent - to make any js object an event emitter\n *\n * - pure javascript - server compatible, browser compatible\n * - dont rely on the browser doms\n * - super simple - you get it immediatly, no mistery, no magic involved\n *\n * @author Jerome Etienne (https://github.com/jeromeetienne)\n */\n\ntype TCallback = (...args:any) => any;\n\n/**\n * Execute callback for each event in space separated list of event names\n *\n */\nfunction forEvents(events:string,callback:(event:string)=>any){\n\tevents.split(/\\s+/).forEach((event) =>{\n\t\tcallback(event);\n\t});\n}\n\nexport default class MicroEvent{\n\n\tpublic _events: {[key:string]:TCallback[]};\n\n\tconstructor(){\n\t\tthis._events = {};\n\t}\n\n\ton(events:string, fct:TCallback){\n\t\tforEvents(events,(event) => {\n\t\t\tconst event_array = this._events[event] || [];\n\t\t\tevent_array.push(fct);\n\t\t\tthis._events[event] = event_array;\n\t\t});\n\t}\n\n\toff(events:string, fct:TCallback){\n\t\tvar n = arguments.length;\n\t\tif( n === 0 ){\n\t\t\tthis._events = {};\n\t\t\treturn;\n\t\t}\n\n\t\tforEvents(events,(event) => {\n\n\t\t\tif (n === 1){\n\t\t\t\tdelete this._events[event];\n\t\t\t\treturn\n\t\t\t}\n\n\t\t\tconst event_array = this._events[event];\n\t\t\tif( event_array === undefined ) return;\n\n\t\t\tevent_array.splice(event_array.indexOf(fct), 1);\n\t\t\tthis._events[event] = event_array;\n\t\t});\n\t}\n\n\ttrigger(events:string, ...args:any){\n\t\tvar self = this;\n\n\t\tforEvents(events,(event) => {\n\t\t\tconst event_array = self._events[event];\n\t\t\tif( event_array === undefined ) return;\n\t\t\tevent_array.forEach(fct => {\n\t\t\t\tfct.apply(self, args );\n\t\t\t});\n\n\t\t});\n\t}\n};\n", "/**\n * microplugin.js\n * Copyright (c) 2013 Brian Reavis & contributors\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\"); you may not use this\n * file except in compliance with the License. You may obtain a copy of the License at:\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software distributed under\n * the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF\n * ANY KIND, either express or implied. See the License for the specific language\n * governing permissions and limitations under the License.\n *\n * @author Brian Reavis \n */\n\ntype TSettings = {\n\t[key:string]:any\n}\n\ntype TPlugins = {\n\tnames: string[],\n\tsettings: TSettings,\n\trequested: {[key:string]:boolean},\n\tloaded: {[key:string]:any}\n};\n\nexport type TPluginItem = {name:string,options:{}};\nexport type TPluginHash = {[key:string]:{}};\n\n\n\n\nexport default function MicroPlugin(Interface: any ){\n\n\tInterface.plugins = {};\n\n\treturn class extends Interface{\n\n\t\tpublic plugins:TPlugins = {\n\t\t\tnames : [],\n\t\t\tsettings : {},\n\t\t\trequested : {},\n\t\t\tloaded : {}\n\t\t};\n\n\t\t/**\n\t\t * Registers a plugin.\n\t\t *\n\t\t * @param {function} fn\n\t\t */\n\t\tstatic define(name:string, fn:(this:any,settings:TSettings)=>any){\n\t\t\tInterface.plugins[name] = {\n\t\t\t\t'name' : name,\n\t\t\t\t'fn' : fn\n\t\t\t};\n\t\t}\n\n\n\t\t/**\n\t\t * Initializes the listed plugins (with options).\n\t\t * Acceptable formats:\n\t\t *\n\t\t * List (without options):\n\t\t * ['a', 'b', 'c']\n\t\t *\n\t\t * List (with options):\n\t\t * [{'name': 'a', options: {}}, {'name': 'b', options: {}}]\n\t\t *\n\t\t * Hash (with options):\n\t\t * {'a': { ... }, 'b': { ... }, 'c': { ... }}\n\t\t *\n\t\t * @param {array|object} plugins\n\t\t */\n\t\tinitializePlugins(plugins:string[]|TPluginItem[]|TPluginHash) {\n\t\t\tvar key, name;\n\t\t\tconst self = this;\n\t\t\tconst queue:string[] = [];\n\n\t\t\tif (Array.isArray(plugins)) {\n\t\t\t\tplugins.forEach((plugin:string|TPluginItem)=>{\n\t\t\t\t\tif (typeof plugin === 'string') {\n\t\t\t\t\t\tqueue.push(plugin);\n\t\t\t\t\t} else {\n\t\t\t\t\t\tself.plugins.settings[plugin.name] = plugin.options;\n\t\t\t\t\t\tqueue.push(plugin.name);\n\t\t\t\t\t}\n\t\t\t\t});\n\t\t\t} else if (plugins) {\n\t\t\t\tfor (key in plugins) {\n\t\t\t\t\tif (plugins.hasOwnProperty(key)) {\n\t\t\t\t\t\tself.plugins.settings[key] = plugins[key];\n\t\t\t\t\t\tqueue.push(key);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\twhile( name = queue.shift() ){\n\t\t\t\tself.require(name);\n\t\t\t}\n\t\t}\n\n\t\tloadPlugin(name:string) {\n\t\t\tvar self = this;\n\t\t\tvar plugins = self.plugins;\n\t\t\tvar plugin = Interface.plugins[name];\n\n\t\t\tif (!Interface.plugins.hasOwnProperty(name)) {\n\t\t\t\tthrow new Error('Unable to find \"' + name + '\" plugin');\n\t\t\t}\n\n\t\t\tplugins.requested[name] = true;\n\t\t\tplugins.loaded[name] = plugin.fn.apply(self, [self.plugins.settings[name] || {}]);\n\t\t\tplugins.names.push(name);\n\t\t}\n\n\t\t/**\n\t\t * Initializes a plugin.\n\t\t *\n\t\t */\n\t\trequire(name:string) {\n\t\t\tvar self = this;\n\t\t\tvar plugins = self.plugins;\n\n\t\t\tif (!self.plugins.loaded.hasOwnProperty(name)) {\n\t\t\t\tif (plugins.requested[name]) {\n\t\t\t\t\tthrow new Error('Plugin has circular dependency (\"' + name + '\")');\n\t\t\t\t}\n\t\t\t\tself.loadPlugin(name);\n\t\t\t}\n\n\t\t\treturn plugins.loaded[name];\n\t\t}\n\n\t};\n\n}\n", "/**\n * Convert array of strings to a regular expression\n *\tex ['ab','a'] => (?:ab|a)\n * \tex ['a','b'] => [ab]\n */\nexport const arrayToPattern = (chars: string[]): string => {\n\n\tchars = chars.filter( Boolean );\n\n\tif( chars.length < 2 ){\n\t\treturn chars[0] || '';\n\t}\n\n\treturn (maxValueLength(chars) == 1) ? '['+chars.join('')+']' : '(?:'+chars.join('|')+')';\n};\n\nexport const sequencePattern = (array: string[]): string => {\n\n\tif( !hasDuplicates(array) ){\n\t\treturn array.join('');\n\t}\n\n\tlet pattern = '';\n\tlet prev_char_count = 0;\n\n\tconst prev_pattern = ()=>{\n\t\tif( prev_char_count > 1 ){\n\t\t\tpattern += '{'+prev_char_count+'}';\n\t\t}\n\t}\n\n\tarray.forEach((char,i)=>{\n\n\t\tif( char === array[i-1] ){\n\t\t\tprev_char_count++;\n\t\t\treturn;\n\t\t}\n\n\t\tprev_pattern();\n\n\t\tpattern += char;\n\t\tprev_char_count = 1;\n\t});\n\n\tprev_pattern();\n\n\treturn pattern;\n\n}\n\n\n\n/**\n * Convert array of strings to a regular expression\n *\tex ['ab','a'] => (?:ab|a)\n * \tex ['a','b'] => [ab]\n */\nexport const setToPattern = (chars: Set): string => {\n\tlet array = Array.from(chars);\n\treturn arrayToPattern(array);\n}\n\n\n\n/**\n * https://stackoverflow.com/questions/7376598/in-javascript-how-do-i-check-if-an-array-has-duplicate-values\n */\nexport const hasDuplicates = (array: any[]) => {\n return (new Set(array)).size !== array.length;\n}\n\n\n/**\n * https://stackoverflow.com/questions/63006601/why-does-u-throw-an-invalid-escape-error\n */\nexport const escape_regex = (str: string): string => {\n\treturn (str + '').replace(/([\\$\\(\\)\\*\\+\\.\\?\\[\\]\\^\\{\\|\\}\\\\])/gu, '\\\\$1');\n};\n\n/**\n * Return the max length of array values\n */\nexport const maxValueLength = (array: string[]) => {\n\treturn array.reduce( (longest, value) => Math.max(longest,unicodeLength(value)),0);\n}\n\n\nexport const unicodeLength = (str: string) => {\n\treturn Array.from(str).length;\n}\n", "/**\n * Get all possible combinations of substrings that add up to the given string\n * https://stackoverflow.com/questions/30169587/find-all-the-combination-of-substrings-that-add-up-to-the-given-string\n */\nexport const allSubstrings = (input: string): string[][] => {\n\n if( input.length === 1) return [[input]];\n\n let result: string[][] = [];\n\n\tconst start = input.substring(1);\n const suba = allSubstrings(start);\n\n\tsuba.forEach(function(subresult) {\n let tmp = subresult.slice(0);\n tmp[0] = input.charAt(0) + tmp[0];\n result.push(tmp);\n\n tmp = subresult.slice(0);\n tmp.unshift(input.charAt(0));\n result.push(tmp);\n });\n\n return result;\n}\n", "import { setToPattern, arrayToPattern, escape_regex, sequencePattern } from './regex.ts';\nimport { allSubstrings } from './strings.ts';\n\nexport type TUnicodeMap = {[key:string]:string};\nexport type TUnicodeSets = {[key:string]:Set};\nexport type TCodePoints = [[number,number]];\nexport type TCodePointObj = {folded:string,composed:string,code_point:number}\nexport type TSequencePart = {start:number,end:number,length:number,substr:string}\n\nexport const code_points: TCodePoints = [[ 0, 65535 ]];\n\nconst accent_pat = '[\\u0300-\\u036F\\u{b7}\\u{2be}\\u{2bc}]';\n\nexport let unicode_map: TUnicodeMap;\n\nlet multi_char_reg: RegExp;\n\nconst max_char_length = 3;\n\nconst latin_convert: TUnicodeMap = {}\n\nconst latin_condensed: TUnicodeMap = {\n\t'/': '\u2044\u2215',\n\t'0': '\u07C0',\n\t\"a\": \"\u2C65\u0250\u0251\",\n\t\"aa\": \"\uA733\",\n\t\"ae\": \"\u00E6\u01FD\u01E3\",\n\t\"ao\": \"\uA735\",\n\t\"au\": \"\uA737\",\n\t\"av\": \"\uA739\uA73B\",\n\t\"ay\": \"\uA73D\",\n\t\"b\": \"\u0180\u0253\u0183\",\n\t\"c\": \"\uA73F\u0188\u023C\u2184\",\n\t\"d\": \"\u0111\u0257\u0256\u1D05\u018C\uABB7\u0501\u0266\",\n\t\"e\": \"\u025B\u01DD\u1D07\u0247\",\n\t\"f\": \"\uA77C\u0192\",\n\t\"g\": \"\u01E5\u0260\uA7A1\u1D79\uA77F\u0262\",\n\t\"h\": \"\u0127\u2C68\u2C76\u0265\",\n\t\"i\": \"\u0268\u0131\",\n\t\"j\": \"\u0249\u0237\",\n\t\"k\": \"\u0199\u2C6A\uA741\uA743\uA745\uA7A3\",\n\t\"l\": \"\u0142\u019A\u026B\u2C61\uA749\uA747\uA781\u026D\",\n\t\"m\": \"\u0271\u026F\u03FB\",\n\t\"n\": \"\uA7A5\u019E\u0272\uA791\u1D0E\u043B\u0509\",\n\t\"o\": \"\u00F8\u01FF\u0254\u0275\uA74B\uA74D\u1D11\",\n\t\"oe\": \"\u0153\",\n\t\"oi\": \"\u01A3\",\n\t\"oo\": \"\uA74F\",\n\t\"ou\": \"\u0223\",\n\t\"p\": \"\u01A5\u1D7D\uA751\uA753\uA755\u03C1\",\n\t\"q\": \"\uA757\uA759\u024B\",\n\t\"r\": \"\u024D\u027D\uA75B\uA7A7\uA783\",\n\t\"s\": \"\u00DF\u023F\uA7A9\uA785\u0282\",\n\t\"t\": \"\u0167\u01AD\u0288\u2C66\uA787\",\n\t\"th\": \"\u00FE\",\n\t\"tz\": \"\uA729\",\n\t\"u\": \"\u0289\",\n\t\"v\": \"\u028B\uA75F\u028C\",\n\t\"vy\": \"\uA761\",\n\t\"w\": \"\u2C73\",\n\t\"y\": \"\u01B4\u024F\u1EFF\",\n\t\"z\": \"\u01B6\u0225\u0240\u2C6C\uA763\",\n\t\"hv\": \"\u0195\"\n}\n\n\nfor( let latin in latin_condensed ){\n\tlet unicode = latin_condensed[latin] || '';\n\tfor( let i = 0; i < unicode.length; i++){\n\t\tlet char\t= unicode.substring(i,i+1);\n\t\tlatin_convert[char] = latin;\n\t}\n}\n\n\nconst convert_pat = new RegExp(Object.keys(latin_convert).join('|')+'|'+accent_pat,'gu');\n\n\n\n/**\n * Initialize the unicode_map from the give code point ranges\n */\nexport const initialize = (_code_points?: TCodePoints) => {\n\tif( unicode_map !== undefined ) return;\n\tunicode_map = generateMap(_code_points || code_points );\n}\n\n\n/**\n * Helper method for normalize a string\n * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/normalize\n */\nexport const normalize = (str: string, form: string = 'NFKD') => str.normalize(form);\n\n\n\n/**\n * Remove accents without reordering string\n * calling str.normalize('NFKD') on \\u{594}\\u{595}\\u{596} becomes \\u{596}\\u{594}\\u{595}\n * via https://github.com/krisk/Fuse/issues/133#issuecomment-318692703\n */\nexport const asciifold = (str: string): string => {\n\n\treturn Array.from(str).reduce(\n\t\t/**\n\t\t * @param {string} result\n\t\t * @param {string} char\n\t\t */\n\t\t(result, char) =>{\n\t\t\treturn result + _asciifold(char)\n\t\t},\n\t\t''\n\t);\n};\n\nexport const _asciifold = (str: string): string => {\n\tstr = normalize(str)\n\t\t.toLowerCase()\n\t\t.replace(convert_pat,(/** @type {string} */ char) => {\n\t\t\treturn latin_convert[char] || '';\n\t\t})\n\n\t//return str;\n\treturn normalize(str,'NFC')\n};\n\n/**\n * Generate a list of unicode variants from the list of code points\n */\nexport function* generator(code_points: TCodePoints): Generator {\n\n\tfor(const [code_point_min, code_point_max] of code_points){\n\t\tfor(let i = code_point_min; i <= code_point_max; i++){\n\n\t\t\tlet composed\t\t= String.fromCharCode(i);\n\t\t\tlet folded\t\t\t= asciifold(composed);\n\n\n\t\t\tif( folded == composed.toLowerCase() ){\n\t\t\t\tcontinue;\n\t\t\t}\n\n\t\t\t// skip when folded is a string longer than 3 characters long\n\t\t\t// bc the resulting regex patterns will be long\n\t\t\t// eg:\n\t\t\t// folded \u0635\u0644\u0649 \u0627\u0644\u0644\u0647 \u0639\u0644\u064A\u0647 \u0648\u0633\u0644\u0645 length 18 code point 65018\n\t\t\t// folded \u062C\u0644 \u062C\u0644\u0627\u0644\u0647 length 8 code point 65019\n\t\t\tif( folded.length > max_char_length ){\n\t\t\t\tcontinue;\n\t\t\t}\n\n\t\t\tif( folded.length == 0 ){\n\t\t\t\tcontinue\n\t\t\t}\n\n\n\t\t\tyield {folded:folded,composed:composed,code_point:i};\n\t\t}\n\t}\n}\n\n\n/**\n * Generate a unicode map from the list of code points\n */\nexport const generateSets = (code_points: TCodePoints): TUnicodeSets => {\n\n\tconst unicode_sets: {[key: string]: Set} = {};\n\n\tconst addMatching = (folded: string, to_add: string) => {\n\n\t\t/** @type {Set} */\n\t\tconst folded_set = unicode_sets[folded] || new Set();\n\n\t\tconst patt = new RegExp( '^'+setToPattern(folded_set)+'$','iu');\n\t\tif( to_add.match(patt) ){\n\t\t\treturn;\n\t\t}\n\n\t\tfolded_set.add(escape_regex(to_add));\n\t\tunicode_sets[folded] = folded_set;\n\t}\n\n\n\tfor( let value of generator(code_points) ){\n\t\taddMatching(value.folded,value.folded);\n\t\taddMatching(value.folded,value.composed);\n\t}\n\n\treturn unicode_sets;\n}\n\n/**\n * Generate a unicode map from the list of code points\n * ae => (?:(?:ae|\u00C6|\u01FC|\u01E2)|(?:A|\u24B6|\uFF21...)(?:E|\u025B|\u24BA...))\n */\nexport const generateMap = (code_points: TCodePoints): TUnicodeMap => {\n\tconst unicode_sets = generateSets(code_points);\n\n\tconst unicode_map: TUnicodeMap = {};\n\n\tlet multi_char: string[] = [];\n\n\tfor( let folded in unicode_sets ){\n\n\t\tlet set = unicode_sets[folded];\n\t\tif( set ){\n\t\t\tunicode_map[folded] = setToPattern(set);\n\t\t}\n\n\t\tif( folded.length > 1 ){\n\t\t\tmulti_char.push(escape_regex(folded));\n\t\t}\n\t}\n\n\tmulti_char.sort((a, b) => b.length - a.length );\n\tconst multi_char_patt = arrayToPattern(multi_char);\n\tmulti_char_reg = new RegExp('^'+multi_char_patt,'u');\n\n\treturn unicode_map;\n}\n\n\n/**\n * Map each element of an array from its folded value to all possible unicode matches\n */\nexport const mapSequence = (strings: string[], min_replacement: number = 1): string =>{\n\tlet chars_replaced = 0;\n\n\tstrings = strings.map((str)=>{\n\t\tif( unicode_map[str] ){\n\t\t\tchars_replaced += str.length;\n\t\t}\n\t\treturn unicode_map[str] || str;\n\t});\n\n\tif( chars_replaced >= min_replacement ){\n\t\treturn sequencePattern(strings);\n\t}\n\n\treturn '';\n}\n\n/**\n * Convert a short string and split it into all possible patterns\n * Keep a pattern only if min_replacement is met\n *\n * 'abc'\n * \t\t=> [['abc'],['ab','c'],['a','bc'],['a','b','c']]\n *\t\t=> ['abc-pattern','ab-c-pattern'...]\n */\nexport const substringsToPattern = (str: string, min_replacement: number = 1): string => {\n\n\tmin_replacement = Math.max(min_replacement,str.length-1);\n\n\treturn arrayToPattern(\n\t\tallSubstrings(str).map( (sub_pat) =>{\n\t\t\treturn mapSequence(sub_pat,min_replacement)\n\t\t})\n\t);\n}\n\n/**\n * Convert an array of sequences into a pattern\n * [{start:0,end:3,length:3,substr:'iii'}...] => (?:iii...)\n */\nconst sequencesToPattern = (sequences: Sequence[], all: boolean = true) => {\n\n\tlet min_replacement = sequences.length > 1 ? 1 : 0;\n\treturn arrayToPattern(\n\t\tsequences.map( (sequence) =>{\n\t\t\tlet seq: string[] = [];\n\t\t\tconst len = all ? sequence.length() : sequence.length() - 1;\n\t\t\tfor( let j = 0; j < len; j++){\n\t\t\t\tseq.push(substringsToPattern(sequence.substrs[j]||'',min_replacement));\n\t\t\t}\n\n\t\t\treturn sequencePattern(seq);\n\t\t})\n\t);\n}\n\n/**\n * Return true if the sequence is already in the sequences\n */\nconst inSequences = (needle_seq: Sequence, sequences: Sequence[]) => {\n\n\tfor(const seq of sequences){\n\n\t\tif( seq.start != needle_seq.start || seq.end != needle_seq.end ){\n\t\t\tcontinue;\n\t\t}\n\n\t\tif( seq.substrs.join('') !== needle_seq.substrs.join('') ){\n\t\t\tcontinue;\n\t\t}\n\n\n\t\tlet needle_parts\t= needle_seq.parts;\n\n\t\tconst filter = (part: TSequencePart) =>{\n\n\t\t\tfor(const needle_part of needle_parts){\n\n\t\t\t\tif( needle_part.start === part.start && needle_part.substr === part.substr ){\n\t\t\t\t\treturn false;\n\t\t\t\t}\n\n\t\t\t\tif( part.length == 1 || needle_part.length == 1 ){\n\t\t\t\t\tcontinue;\n\t\t\t\t}\n\n\n\t\t\t\t// check for overlapping parts\n\t\t\t\t// a = ['::=','==']\n\t\t\t\t// b = ['::','===']\n\t\t\t\t// a = ['r','sm']\n\t\t\t\t// b = ['rs','m']\n\t\t\t\tif( part.start < needle_part.start && part.end > needle_part.start ){\n\t\t\t\t\treturn true;\n\t\t\t\t}\n\n\t\t\t\tif( needle_part.start < part.start && needle_part.end > part.start ){\n\t\t\t\t\treturn true;\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\treturn false;\n\t\t};\n\n\t\tlet filtered = seq.parts.filter(filter);\n\n\t\tif( filtered.length > 0 ){\n\t\t\tcontinue;\n\t\t}\n\n\t\treturn true;\n\t}\n\n\treturn false;\n}\n\nclass Sequence{\n\tparts: TSequencePart[];\n\tsubstrs: string[];\n\tstart: number;\n\tend: number;\n\n\tconstructor(){\n\t\tthis.parts\t\t= [];\n\t\tthis.substrs\t= [];\n\t\tthis.start\t\t= 0;\n\t\tthis.end\t\t= 0;\n\t}\n\n\tadd(part: TSequencePart|undefined){\n\t\tif( part ){\n\t\t\tthis.parts.push(part);\n\t\t\tthis.substrs.push(part.substr);\n\t\t\tthis.start\t= Math.min(part.start,this.start);\n\t\t\tthis.end\t= Math.max(part.end,this.end);\n\t\t}\n\t}\n\n\tlast(){\n\t\treturn this.parts[this.parts.length-1];\n\t}\n\n\tlength(){\n\t\treturn this.parts.length;\n\t}\n\n\tclone(position: number, last_piece: TSequencePart){\n\t\tlet clone = new Sequence();\n\n\t\tlet parts = JSON.parse(JSON.stringify(this.parts));\n\t\tlet last_part = parts.pop();\n\t\tfor( const part of parts ){\n\t\t\tclone.add(part);\n\t\t}\n\n\t\tlet last_substr = last_piece.substr.substring(0,position-last_part.start);\n\t\tlet clone_last_len = last_substr.length;\n\t\tclone.add({start:last_part.start,end:last_part.start+clone_last_len,length:clone_last_len,substr:last_substr});\n\n\t\treturn clone;\n\t}\n\n}\n\n/**\n * Expand a regular expression pattern to include unicode variants\n * \teg /a/ becomes /a\u24D0\uFF41\u1E9A\u00E0\u00E1\u00E2\u1EA7\u1EA5\u1EAB\u1EA9\u00E3\u0101\u0103\u1EB1\u1EAF\u1EB5\u1EB3\u0227\u01E1\u00E4\u01DF\u1EA3\u00E5\u01FB\u01CE\u0201\u0203\u1EA1\u1EAD\u1EB7\u1E01\u0105\u2C65\u0250\u0251A\u24B6\uFF21\u00C0\u00C1\u00C2\u1EA6\u1EA4\u1EAA\u1EA8\u00C3\u0100\u0102\u1EB0\u1EAE\u1EB4\u1EB2\u0226\u01E0\u00C4\u01DE\u1EA2\u00C5\u01FA\u01CD\u0200\u0202\u1EA0\u1EAC\u1EB6\u1E00\u0104\u023A\u2C6F/\n *\n * Issue:\n * \uFE8A\uFE8B [ '\uFE8A = \\\\u{fe8a}', '\uFE8B = \\\\u{fe8b}' ]\n *\tbecomes:\t\u064A\u0654\u064A\u0654 [ '\u064A = \\\\u{64a}', '\u0654 = \\\\u{654}', '\u064A = \\\\u{64a}', '\u0654 = \\\\u{654}' ]\n *\n *\t\u0130\u0132 = IIJ = \u2161J\n *\n * \t1/2/4\n */\nexport const getPattern = (str: string): string | undefined => {\n\tinitialize();\n\n\tstr\t\t\t\t\t= asciifold(str);\n\n\tlet pattern\t\t\t= '';\n\tlet sequences\t\t= [new Sequence()];\n\n\tfor( let i = 0; i < str.length; i++ ){\n\n\t\tlet substr\t= str.substring(i);\n\t\tlet match\t= substr.match(multi_char_reg);\n\t\tconst char\t= str.substring(i,i+1);\n\t\tconst match_str = match ? match[0] : null;\n\n\n\t\t// loop through sequences\n\t\t// add either the char or multi_match\n\t\tlet overlapping: Sequence[]\t= [];\n\t\tlet added_types\t\t\t\t\t\t\t= new Set();\n\t\tfor(const sequence of sequences){\n\n\t\t\tconst last_piece\t= sequence.last();\n\n\n\t\t\tif( !last_piece || last_piece.length == 1 || last_piece.end <= i ){\n\n\t\t\t\t// if we have a multi match\n\t\t\t\tif( match_str ){\n\t\t\t\t\tconst len = match_str.length;\n\t\t\t\t\tsequence.add({start:i,end:i+len,length:len,substr:match_str});\n\t\t\t\t\tadded_types.add('1');\n\t\t\t\t}else{\n\t\t\t\t\tsequence.add({start:i,end:i+1,length:1,substr:char});\n\t\t\t\t\tadded_types.add('2');\n\t\t\t\t}\n\n\t\t\t}else if( match_str ){\n\n\t\t\t\tlet clone = sequence.clone(i,last_piece);\n\n\t\t\t\tconst len = match_str.length;\n\t\t\t\tclone.add({start:i,end:i+len,length:len,substr:match_str});\n\n\t\t\t\toverlapping.push(clone);\n\n\t\t\t}else{\n\t\t\t\t// don't add char\n\t\t\t\t// adding would create invalid patterns: 234 => [2,34,4]\n\t\t\t\tadded_types.add('3');\n\t\t\t}\n\n\t\t}\n\n\n\t\t// if we have overlapping\n\t\tif( overlapping.length > 0 ){\n\n\t\t\t// ['ii','iii'] before ['i','i','iii']\n\t\t\toverlapping = overlapping.sort((a,b)=>{\n\t\t\t\treturn a.length() - b.length();\n\t\t\t});\n\n\t\t\tfor( let clone of overlapping){\n\n\t\t\t\t// don't add if we already have an equivalent sequence\n\t\t\t\tif( inSequences(clone, sequences) ){\n\t\t\t\t\tcontinue;\n\t\t\t\t}\n\n\t\t\t\tsequences.push(clone);\n\t\t\t}\n\n\t\t\tcontinue;\n\t\t}\n\n\n\t\t// if we haven't done anything unique\n\t\t// clean up the patterns\n\t\t// helps keep patterns smaller\n\t\t// if str = 'r\u20A8\u33A7aarss', pattern will be 446 instead of 655\n\t\tif( i > 0 && added_types.size == 1 && !added_types.has('3') ){\n\t\t\tpattern += sequencesToPattern(sequences,false);\n\t\t\tlet new_seq = new Sequence();\n\t\t\tconst old_seq = sequences[0];\n\t\t\tif( old_seq ){\n\t\t\t\tnew_seq.add(old_seq.last());\n\t\t\t}\n\t\t\tsequences = [new_seq];\n\t\t}\n\n\t}\n\n\tpattern += sequencesToPattern(sequences,true);\n\n\treturn pattern;\n}\n\n\nexport { escape_regex };\n", "\nimport { asciifold } from '@orchidjs/unicode-variants';\nimport * as T from './types.ts';\n\n\n/**\n * A property getter resolving dot-notation\n * @param {Object} obj The root object to fetch property on\n * @param {String} name The optionally dotted property name to fetch\n * @return {Object} The resolved property value\n */\nexport const getAttr = (obj:{[key:string]:any}, name:string ) => {\n if (!obj ) return;\n return obj[name];\n};\n\n/**\n * A property getter resolving dot-notation\n * @param {Object} obj The root object to fetch property on\n * @param {String} name The optionally dotted property name to fetch\n * @return {Object} The resolved property value\n */\nexport const getAttrNesting = (obj:{[key:string]:any}, name:string ) => {\n if (!obj ) return;\n var part, names = name.split(\".\");\n\twhile( (part = names.shift()) && (obj = obj[part]));\n return obj;\n};\n\n/**\n * Calculates how close of a match the\n * given value is against a search token.\n *\n */\nexport const scoreValue = (value:string, token:T.Token, weight:number ):number => {\n\tvar score, pos;\n\n\tif (!value) return 0;\n\n\tvalue = value + '';\n\tif( token.regex == null ) return 0;\n\tpos = value.search(token.regex);\n\tif (pos === -1) return 0;\n\n\tscore = token.string.length / value.length;\n\tif (pos === 0) score += 0.5;\n\n\treturn score * weight;\n};\n\n\n/**\n * Cast object property to an array if it exists and has a value\n *\n */\nexport const propToArray = (obj:{[key:string]:any}, key:string) => {\n\tvar value = obj[key];\n\n\tif( typeof value == 'function' ) return value;\n\n\tif( value && !Array.isArray(value) ){\n\t\tobj[key] = [value];\n\t}\n}\n\n\n/**\n * Iterates over arrays and hashes.\n *\n * ```\n * iterate(this.items, function(item, id) {\n * // invoked for each item\n * });\n * ```\n *\n */\nexport const iterate = (object:[]|{[key:string]:any}, callback:(value:any,key:any)=>any) => {\n\n\tif ( Array.isArray(object)) {\n\t\tobject.forEach(callback);\n\n\t}else{\n\n\t\tfor (var key in object) {\n\t\t\tif (object.hasOwnProperty(key)) {\n\t\t\t\tcallback(object[key], key);\n\t\t\t}\n\t\t}\n\t}\n};\n\n\n\nexport const cmp = (a:number|string, b:number|string) => {\n\tif (typeof a === 'number' && typeof b === 'number') {\n\t\treturn a > b ? 1 : (a < b ? -1 : 0);\n\t}\n\ta = asciifold(a + '').toLowerCase();\n\tb = asciifold(b + '').toLowerCase();\n\tif (a > b) return 1;\n\tif (b > a) return -1;\n\treturn 0;\n};\n", "/**\n * sifter.js\n * Copyright (c) 2013\u20132020 Brian Reavis & contributors\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\"); you may not use this\n * file except in compliance with the License. You may obtain a copy of the License at:\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software distributed under\n * the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF\n * ANY KIND, either express or implied. See the License for the specific language\n * governing permissions and limitations under the License.\n *\n * @author Brian Reavis \n */\n\nimport { scoreValue, getAttr, getAttrNesting, propToArray, iterate, cmp } from './utils.ts';\nimport { getPattern, escape_regex } from '@orchidjs/unicode-variants';\nimport * as T from './types.ts';\n\nclass Sifter{\n\n\tpublic items: any; // []|{};\n\tpublic settings: T.Settings;\n\n\t/**\n\t * Textually searches arrays and hashes of objects\n\t * by property (or multiple properties). Designed\n\t * specifically for autocomplete.\n\t *\n\t */\n\tconstructor(items:any, settings:T.Settings) {\n\t\tthis.items = items;\n\t\tthis.settings = settings || {diacritics: true};\n\t};\n\n\t/**\n\t * Splits a search string into an array of individual\n\t * regexps to be used to match results.\n\t *\n\t */\n\ttokenize(query:string, respect_word_boundaries?:boolean, weights?:T.Weights ):T.Token[] {\n\t\tif (!query || !query.length) return [];\n\n\t\tconst tokens:T.Token[]\t= [];\n\t\tconst words\t\t\t\t= query.split(/\\s+/);\n\t\tvar field_regex:RegExp;\n\n\t\tif( weights ){\n\t\t\tfield_regex = new RegExp( '^('+ Object.keys(weights).map(escape_regex).join('|')+')\\:(.*)$');\n\t\t}\n\n\t\twords.forEach((word:string) => {\n\t\t\tlet field_match;\n\t\t\tlet field:null|string\t= null;\n\t\t\tlet regex:null|string\t= null;\n\n\t\t\t// look for \"field:query\" tokens\n\t\t\tif( field_regex && (field_match = word.match(field_regex)) ){\n\t\t\t\tfield\t= field_match[1]!;\n\t\t\t\tword\t= field_match[2]!;\n\t\t\t}\n\n\t\t\tif( word.length > 0 ){\n\t\t\t\tif( this.settings.diacritics ){\n\t\t\t\t\tregex = getPattern(word) || null;\n\t\t\t\t}else{\n\t\t\t\t\tregex = escape_regex(word);\n\t\t\t\t}\n\t\t\t\tif( regex && respect_word_boundaries ) regex = \"\\\\b\"+regex;\n\t\t\t}\n\n\t\t\ttokens.push({\n\t\t\t\tstring : word,\n\t\t\t\tregex : regex ? new RegExp(regex,'iu') : null,\n\t\t\t\tfield : field,\n\t\t\t});\n\t\t});\n\n\t\treturn tokens;\n\t};\n\n\n\t/**\n\t * Returns a function to be used to score individual results.\n\t *\n\t * Good matches will have a higher score than poor matches.\n\t * If an item is not a match, 0 will be returned by the function.\n\t *\n\t * @returns {T.ScoreFn}\n\t */\n\tgetScoreFunction(query:string, options:T.UserOptions ){\n\t\tvar search = this.prepareSearch(query, options);\n\t\treturn this._getScoreFunction(search);\n\t}\n\n\t/**\n\t * @returns {T.ScoreFn}\n\t *\n\t */\n\t_getScoreFunction(search:T.PrepareObj ){\n\t\tconst tokens\t\t= search.tokens,\n\t\ttoken_count\t\t\t= tokens.length;\n\n\t\tif (!token_count) {\n\t\t\treturn function() { return 0; };\n\t\t}\n\n\t\tconst fields\t= search.options.fields,\n\t\tweights\t\t\t= search.weights,\n\t\tfield_count\t\t= fields.length,\n\t\tgetAttrFn\t\t= search.getAttrFn;\n\n\t\tif (!field_count) {\n\t\t\treturn function() { return 1; };\n\t\t}\n\n\n\t\t/**\n\t\t * Calculates the score of an object\n\t\t * against the search query.\n\t\t *\n\t\t */\n\t\tconst scoreObject = (function() {\n\n\n\t\t\tif (field_count === 1) {\n\t\t\t\treturn function(token:T.Token, data:{}) {\n\t\t\t\t\tconst field = fields[0]!.field;\n\t\t\t\t\treturn scoreValue(getAttrFn(data, field), token, weights[field]||1);\n\t\t\t\t};\n\t\t\t}\n\n\t\t\treturn function(token:T.Token, data:{}) {\n\t\t\t\tvar sum = 0;\n\n\t\t\t\t// is the token specific to a field?\n\t\t\t\tif( token.field ){\n\n\t\t\t\t\tconst value = getAttrFn(data, token.field);\n\n\t\t\t\t\tif( !token.regex && value ){\n\t\t\t\t\t\tsum += (1/field_count);\n\t\t\t\t\t}else{\n\t\t\t\t\t\tsum += scoreValue(value, token, 1);\n\t\t\t\t\t}\n\n\n\n\t\t\t\t}else{\n\t\t\t\t\titerate(weights, (weight:number, field:string) => {\n\t\t\t\t\t\tsum += scoreValue(getAttrFn(data, field), token, weight);\n\t\t\t\t\t});\n\t\t\t\t}\n\n\t\t\t\treturn sum / field_count;\n\t\t\t};\n\t\t})();\n\n\t\tif (token_count === 1) {\n\t\t\treturn function(data:{}) {\n\t\t\t\treturn scoreObject(tokens[0]!, data);\n\t\t\t};\n\t\t}\n\n\t\tif (search.options.conjunction === 'and') {\n\t\t\treturn function(data:{}) {\n\t\t\t\tvar score, sum = 0;\n\t\t\t\tfor( let token of tokens){\n\t\t\t\t\tscore = scoreObject(token, data);\n\t\t\t\t\tif (score <= 0) return 0;\n\t\t\t\t\tsum += score;\n\t\t\t\t}\n\t\t\t\treturn sum / token_count;\n\t\t\t};\n\t\t} else {\n\t\t\treturn function(data:{}) {\n\t\t\t\tvar sum = 0;\n\t\t\t\titerate(tokens,(token:T.Token)=>{\n\t\t\t\t\tsum += scoreObject(token, data);\n\t\t\t\t});\n\t\t\t\treturn sum / token_count;\n\t\t\t};\n\t\t}\n\t};\n\n\t/**\n\t * Returns a function that can be used to compare two\n\t * results, for sorting purposes. If no sorting should\n\t * be performed, `null` will be returned.\n\t *\n\t * @return function(a,b)\n\t */\n\tgetSortFunction(query:string, options:T.UserOptions) {\n\t\tvar search = this.prepareSearch(query, options);\n\t\treturn this._getSortFunction(search);\n\t}\n\n\t_getSortFunction(search:T.PrepareObj){\n\t\tvar implicit_score,\n\t\tsort_flds:T.Sort[]\t= [];\n\n\t\tconst self\t= this,\n\t\toptions\t\t= search.options,\n\t\tsort\t\t= (!search.query && options.sort_empty) ? options.sort_empty : options.sort;\n\n\n\t\tif( typeof sort == 'function' ){\n\t\t\treturn sort.bind(this);\n\t\t}\n\n\t\t/**\n\t\t * Fetches the specified sort field value\n\t\t * from a search result item.\n\t\t *\n\t\t */\n\t\tconst get_field = function(name:string, result:T.ResultItem):string|number {\n\t\t\tif (name === '$score') return result.score;\n\t\t\treturn search.getAttrFn(self.items[result.id], name);\n\t\t};\n\n\t\t// parse options\n\t\tif (sort) {\n\t\t\tfor( let s of sort ){\n\t\t\t\tif (search.query || s.field !== '$score') {\n\t\t\t\t\tsort_flds.push(s);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// the \"$score\" field is implied to be the primary\n\t\t// sort field, unless it's manually specified\n\t\tif (search.query) {\n\t\t\timplicit_score = true;\n\t\t\tfor( let fld of sort_flds ){\n\t\t\t\tif( fld.field === '$score' ){\n\t\t\t\t\timplicit_score = false;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (implicit_score) {\n\t\t\t\tsort_flds.unshift({field: '$score', direction: 'desc'});\n\t\t\t}\n\n\t\t// without a search.query, all items will have the same score\n\t\t} else {\n\t\t\tsort_flds = sort_flds.filter((fld) => fld.field !== '$score' );\n\t\t}\n\n\n\t\t// build function\n\t\tconst sort_flds_count = sort_flds.length;\n\t\tif (!sort_flds_count) {\n\t\t\treturn null;\n\t\t}\n\n\t\treturn function(a:T.ResultItem, b:T.ResultItem) {\n\t\t\tvar result, field;\n\t\t\tfor( let sort_fld of sort_flds ){\n\t\t\t\tfield = sort_fld.field;\n\n\t\t\t\tlet\tmultiplier = sort_fld.direction === 'desc' ? -1 : 1;\n\n\t\t\t\tresult = multiplier * cmp(\n\t\t\t\t\tget_field(field, a),\n\t\t\t\t\tget_field(field, b)\n\t\t\t\t);\n\t\t\t\tif (result) return result;\n\t\t\t}\n\t\t\treturn 0;\n\t\t};\n\n\t};\n\n\t/**\n\t * Parses a search query and returns an object\n\t * with tokens and fields ready to be populated\n\t * with results.\n\t *\n\t */\n\tprepareSearch(query:string, optsUser:T.UserOptions):T.PrepareObj {\n\t\tconst weights:T.Weights = {};\n\t\tvar options\t\t= Object.assign({},optsUser) as T.Options;\n\n\t\tpropToArray(options,'sort');\n\t\tpropToArray(options,'sort_empty');\n\n\t\t// convert fields to new format\n\t\tif( options.fields ){\n\t\t\tpropToArray(options,'fields');\n\t\t\tconst fields:T.Field[] = [];\n\t\t\toptions.fields.forEach((field:string|T.Field) => {\n\t\t\t\tif( typeof field == 'string' ){\n\t\t\t\t\tfield = {field:field,weight:1};\n\t\t\t\t}\n\t\t\t\tfields.push(field);\n\t\t\t\tweights[field.field] = ('weight' in field) ? field.weight : 1;\n\t\t\t});\n\t\t\toptions.fields = fields;\n\t\t}\n\n\n\t\treturn {\n\t\t\toptions\t\t: options as T.Options,\n\t\t\tquery\t\t: query.toLowerCase().trim(),\n\t\t\ttokens\t\t: this.tokenize(query, options.respect_word_boundaries, weights),\n\t\t\ttotal\t\t: 0,\n\t\t\titems\t\t: [],\n\t\t\tweights\t\t: weights,\n\t\t\tgetAttrFn\t: (options.nesting) ? getAttrNesting : getAttr,\n\t\t};\n\t};\n\n\t/**\n\t * Searches through all items and returns a sorted array of matches.\n\t *\n\t */\n\tsearch(query:string, options:T.UserOptions) : T.PrepareObj {\n\t\tvar self = this, score, search: T.PrepareObj;\n\n\t\tsearch = this.prepareSearch(query, options);\n\t\toptions = search.options;\n\t\tquery = search.query;\n\n\t\t// generate result scoring function\n\t\tconst fn_score:T.ScoreFn = options.score || self._getScoreFunction(search);\n\n\t\t// perform search and sort\n\t\tif (query.length) {\n\t\t\titerate(self.items, (item:T.ResultItem, id:string|number) => {\n\t\t\t\tscore = fn_score(item);\n\t\t\t\tif (options.filter === false || score > 0) {\n\t\t\t\t\tsearch.items.push({'score': score, 'id': id});\n\t\t\t\t}\n\t\t\t});\n\t\t} else {\n\t\t\titerate(self.items, (_:T.ResultItem, id:string|number) => {\n\t\t\t\tsearch.items.push({'score': 1, 'id': id});\n\t\t\t});\n\t\t}\n\n\t\tconst fn_sort = self._getSortFunction(search);\n\t\tif (fn_sort) search.items.sort(fn_sort);\n\n\t\t// apply limits\n\t\tsearch.total = search.items.length;\n\t\tif (typeof options.limit === 'number') {\n\t\t\tsearch.items = search.items.slice(0, options.limit);\n\t\t}\n\n\t\treturn search;\n\t};\n}\n\nexport { Sifter, scoreValue, getAttr, getAttrNesting, propToArray, iterate, cmp, getPattern }\nexport * from './types.ts';\n", "\nimport type TomSelect from './tom-select.ts';\nimport { TomLoadCallback } from './types/index.ts';\n\n\n/**\n * Converts a scalar to its best string representation\n * for hash keys and HTML attribute values.\n *\n * Transformations:\n * 'str' -> 'str'\n * null -> ''\n * undefined -> ''\n * true -> '1'\n * false -> '0'\n * 0 -> '0'\n * 1 -> '1'\n *\n */\nexport const hash_key = (value:undefined|null|boolean|string|number):string|null => {\n\tif (typeof value === 'undefined' || value === null) return null;\n\treturn get_hash(value);\n};\n\nexport const get_hash = (value:boolean|string|number):string => {\n\tif (typeof value === 'boolean') return value ? '1' : '0';\n\treturn value + '';\n};\n\n/**\n * Escapes a string for use within HTML.\n *\n */\nexport const escape_html = (str:string):string => {\n\treturn (str + '')\n\t\t.replace(/&/g, '&')\n\t\t.replace(//g, '>')\n\t\t.replace(/\"/g, '"');\n};\n\n\n/**\n * use setTimeout if timeout > 0 \n */\nexport const timeout = (fn:()=>void,timeout:number): number | null => {\n\tif( timeout > 0 ){\n\t\treturn window.setTimeout(fn,timeout);\n\t}\n\n\tfn.call(null);\n\treturn null;\n}\n\n/**\n * Debounce the user provided load function\n *\n */\nexport const loadDebounce = (fn:(value:string,callback:TomLoadCallback) => void,delay:number) => {\n\tvar timeout: null|ReturnType;\n\treturn function(this:TomSelect, value:string,callback:TomLoadCallback) {\n\t\tvar self = this;\n\n\t\tif( timeout ){\n\t\t\tself.loading = Math.max(self.loading - 1, 0);\n\t\t\tclearTimeout(timeout);\n\t\t}\n\t\ttimeout = setTimeout(function() {\n\t\t\ttimeout = null;\n\t\t\tself.loadedSearches[value] = true;\n\t\t\tfn.call(self, value, callback);\n\n\t\t}, delay);\n\t};\n};\n\n\n/**\n * Debounce all fired events types listed in `types`\n * while executing the provided `fn`.\n *\n */\nexport const debounce_events = ( self:TomSelect, types:string[], fn:() => void ) => {\n\tvar type:string;\n\tvar trigger = self.trigger;\n\tvar event_args:{ [key: string]: any } = {};\n\n\t// override trigger method\n\tself.trigger = function(){\n\t\tvar type = arguments[0];\n\t\tif (types.indexOf(type) !== -1) {\n\t\t\tevent_args[type] = arguments;\n\t\t} else {\n\t\t\treturn trigger.apply(self, arguments);\n\t\t}\n\t};\n\n\t// invoke provided function\n\tfn.apply(self, []);\n\tself.trigger = trigger;\n\n\t// trigger queued events\n\tfor( type of types ){\n\t\tif( type in event_args ){\n\t\t\ttrigger.apply(self, event_args[type]);\n\t\t}\n\t}\n};\n\n\n/**\n * Determines the current selection within a text input control.\n * Returns an object containing:\n * - start\n * - length\n *\n * Note: \"selectionStart, selectionEnd ... apply only to inputs of types text, search, URL, tel and password\"\n * \t- https://developer.mozilla.org/en-US/docs/Web/API/HTMLInputElement/setSelectionRange\n */\nexport const getSelection = (input:HTMLInputElement):{ start: number; length: number } => {\n\treturn {\n\t\tstart\t: input.selectionStart || 0,\n\t\tlength\t: (input.selectionEnd||0) - (input.selectionStart||0),\n\t};\n};\n\n\n/**\n * Prevent default\n *\n */\nexport const preventDefault = (evt?:Event, stop:boolean=false):void => {\n\tif( evt ){\n\t\tevt.preventDefault();\n\t\tif( stop ){\n\t\t\tevt.stopPropagation();\n\t\t}\n\t}\n}\n\n\n/**\n * Add event helper\n *\n */\nexport const addEvent = (target:EventTarget, type:string, callback:EventListenerOrEventListenerObject, options?:object):void => {\n\ttarget.addEventListener(type,callback,options);\n};\n\n\n/**\n * Return true if the requested key is down\n * Will return false if more than one control character is pressed ( when [ctrl+shift+a] != [ctrl+a] )\n * The current evt may not always set ( eg calling advanceSelection() )\n *\n */\nexport const isKeyDown = ( key_name:keyof (KeyboardEvent|MouseEvent), evt?:KeyboardEvent|MouseEvent ) => {\n\n\tif( !evt ){\n\t\treturn false;\n\t}\n\n\tif( !evt[key_name] ){\n\t\treturn false;\n\t}\n\n\tvar count = (evt.altKey?1:0) + (evt.ctrlKey?1:0) + (evt.shiftKey?1:0) + (evt.metaKey?1:0);\n\n\tif( count === 1 ){\n\t\treturn true;\n\t}\n\n\treturn false;\n};\n\n\n/**\n * Get the id of an element\n * If the id attribute is not set, set the attribute with the given id\n *\n */\nexport const getId = (el:Element,id:string) => {\n\tconst existing_id = el.getAttribute('id');\n\tif( existing_id ){\n\t\treturn existing_id;\n\t}\n\n\tel.setAttribute('id',id);\n\treturn id;\n};\n\n\n/**\n * Returns a string with backslashes added before characters that need to be escaped.\n */\nexport const addSlashes = (str:string):string => {\n\treturn str.replace(/[\\\\\"']/g, '\\\\$&');\n};\n\n/**\n *\n */\nexport const append = ( parent:Element|DocumentFragment, node: string|Node|null|undefined ):void =>{\n\tif( node ) parent.append(node);\n};\n\n/**\n * Iterates over arrays and hashes.\n *\n * ```\n * iterate(this.items, function(item, id) {\n * // invoked for each item\n * });\n * ```\n *\n */\nexport const iterate = (object:[]|{[key:string]:any}, callback:(value:any,key:any)=>any) => {\n\n\tif ( Array.isArray(object)) {\n\t\tobject.forEach(callback);\n\n\t}else{\n\n\t\tfor (var key in object) {\n\t\t\tif (object.hasOwnProperty(key)) {\n\t\t\t\tcallback(object[key], key);\n\t\t\t}\n\t\t}\n\t}\n};\n", "\nimport { iterate } from './utils.ts';\n\n/**\n * Return a dom element from either a dom query string, jQuery object, a dom element or html string\n * https://stackoverflow.com/questions/494143/creating-a-new-dom-element-from-an-html-string-using-built-in-dom-methods-or-pro/35385518#35385518\n *\n * param query should be {}\n */\nexport const getDom = ( query:any ):HTMLElement => {\n\n\tif( query.jquery ){\n\t\treturn query[0];\n\t}\n\n\tif( query instanceof HTMLElement ){\n\t\treturn query;\n\t}\n\n\tif( isHtmlString(query) ){\n\t\tvar tpl = document.createElement('template');\n\t\ttpl.innerHTML = query.trim(); // Never return a text node of whitespace as the result\n\t\treturn tpl.content.firstChild as HTMLElement;\n\t}\n\n\treturn document.querySelector(query);\n};\n\nexport const isHtmlString = (arg:any): boolean => {\n\tif( typeof arg === 'string' && arg.indexOf('<') > -1 ){\n\t\treturn true;\n\t}\n\treturn false;\n}\n\nexport const escapeQuery = (query:string):string => {\n\treturn query.replace(/['\"\\\\]/g, '\\\\$&');\n}\n\n/**\n * Dispatch an event\n *\n */\nexport const triggerEvent = ( dom_el:HTMLElement, event_name:string ):void => {\n\tvar event = document.createEvent('HTMLEvents');\n\tevent.initEvent(event_name, true, false);\n\tdom_el.dispatchEvent(event)\n};\n\n/**\n * Apply CSS rules to a dom element\n *\n */\nexport const applyCSS = ( dom_el:HTMLElement, css:{ [key: string]: string|number }):void => {\n\tObject.assign(dom_el.style, css);\n}\n\n\n/**\n * Add css classes\n *\n */\nexport const addClasses = ( elmts:HTMLElement|HTMLElement[], ...classes:string[]|string[][] ) => {\n\n\tvar norm_classes \t= classesArray(classes);\n\telmts\t\t\t\t= castAsArray(elmts);\n\n\telmts.map( el => {\n\t\tnorm_classes.map( cls => {\n\t\t\tel.classList.add( cls );\n\t\t});\n\t});\n}\n\n/**\n * Remove css classes\n *\n */\n export const removeClasses = ( elmts:HTMLElement|HTMLElement[], ...classes:string[]|string[][] ) => {\n\n \tvar norm_classes \t= classesArray(classes);\n\telmts\t\t\t\t= castAsArray(elmts);\n\n\telmts.map( el => {\n\t\tnorm_classes.map(cls => {\n\t \t\tel.classList.remove( cls );\n\t\t});\n \t});\n }\n\n\n/**\n * Return arguments\n *\n */\nexport const classesArray = (args:string[]|string[][]):string[] => {\n\tvar classes:string[] = [];\n\titerate( args, (_classes) =>{\n\t\tif( typeof _classes === 'string' ){\n\t\t\t_classes = _classes.trim().split(/[\\t\\n\\f\\r\\s]/);\n\t\t}\n\t\tif( Array.isArray(_classes) ){\n\t\t\tclasses = classes.concat(_classes);\n\t\t}\n\t});\n\n\treturn classes.filter(Boolean);\n}\n\n\n/**\n * Create an array from arg if it's not already an array\n *\n */\nexport const castAsArray = (arg:any):Array => {\n\tif( !Array.isArray(arg) ){\n \t\targ = [arg];\n \t}\n\treturn arg;\n}\n\n\n/**\n * Get the closest node to the evt.target matching the selector\n * Stops at wrapper\n *\n */\nexport const parentMatch = ( target:null|HTMLElement, selector:string, wrapper?:HTMLElement ):HTMLElement|void => {\n\n\tif( wrapper && !wrapper.contains(target) ){\n\t\treturn;\n\t}\n\n\twhile( target && target.matches ){\n\n\t\tif( target.matches(selector) ){\n\t\t\treturn target;\n\t\t}\n\n\t\ttarget = target.parentNode as HTMLElement;\n\t}\n}\n\n\n/**\n * Get the first or last item from an array\n *\n * > 0 - right (last)\n * <= 0 - left (first)\n *\n */\nexport const getTail = ( list:Array|NodeList, direction:number=0 ):any => {\n\n\tif( direction > 0 ){\n\t\treturn list[list.length-1];\n\t}\n\n\treturn list[0];\n}\n\n/**\n * Return true if an object is empty\n *\n */\nexport const isEmptyObject = (obj:object):boolean => {\n\treturn (Object.keys(obj).length === 0);\n}\n\n\n/**\n * Get the index of an element amongst sibling nodes of the same type\n *\n */\nexport const nodeIndex = ( el:null|Element, amongst?:string ):number => {\n\tif (!el) return -1;\n\n\tamongst = amongst || el.nodeName;\n\n\tvar i = 0;\n\twhile( el = el.previousElementSibling ){\n\n\t\tif( el.matches(amongst) ){\n\t\t\ti++;\n\t\t}\n\t}\n\treturn i;\n}\n\n\n/**\n * Set attributes of an element\n *\n */\nexport const setAttr = (el:Element,attrs:{ [key: string]: null|string|number }) => {\n\titerate( attrs,(val,attr) => {\n\t\tif( val == null ){\n\t\t\tel.removeAttribute(attr as string);\n\t\t}else{\n\t\t\tel.setAttribute(attr as string, ''+val);\n\t\t}\n\t});\n}\n\n\n/**\n * Replace a node\n */\nexport const replaceNode = ( existing:Node, replacement:Node ) => {\n\tif( existing.parentNode ) existing.parentNode.replaceChild(replacement, existing);\n}\n", "/**\n * highlight v3 | MIT license | Johann Burkard \n * Highlights arbitrary terms in a node.\n *\n * - Modified by Marshal 2011-6-24 (added regex)\n * - Modified by Brian Reavis 2012-8-27 (cleanup)\n */\n\nimport {replaceNode} from '../vanilla.ts';\n\n\nexport const highlight = (element:HTMLElement, regex:string|RegExp) => {\n\n\tif( regex === null ) return;\n\n\t// convet string to regex\n\tif( typeof regex === 'string' ){\n\n\t\tif( !regex.length ) return;\n\t\tregex = new RegExp(regex, 'i');\n\t}\n\n\n\t// Wrap matching part of text node with highlighting , e.g.\n\t// Soccer -> Soccer for regex = /soc/i\n\tconst highlightText = ( node:Text ):number => {\n\n\t\tvar match = node.data.match(regex);\n\t\tif( match && node.data.length > 0 ){\n\t\t\tvar spannode\t\t= document.createElement('span');\n\t\t\tspannode.className\t= 'highlight';\n\t\t\tvar middlebit\t\t= node.splitText(match.index as number);\n\n\t\t\tmiddlebit.splitText(match[0]!.length);\n\t\t\tvar middleclone\t\t= middlebit.cloneNode(true);\n\n\t\t\tspannode.appendChild(middleclone);\n\t\t\treplaceNode(middlebit, spannode);\n\t\t\treturn 1;\n\t\t}\n\n\t\treturn 0;\n\t};\n\n\t// Recurse element node, looking for child text nodes to highlight, unless element\n\t// is childless,