[6a3a178] | 1 | "use strict";
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| 2 | var __extends = (this && this.__extends) || (function () {
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| 3 | var extendStatics = function (d, b) {
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| 4 | extendStatics = Object.setPrototypeOf ||
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| 5 | ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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| 6 | function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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| 7 | return extendStatics(d, b);
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| 8 | }
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| 9 | return function (d, b) {
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| 10 | extendStatics(d, b);
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| 11 | function __() { this.constructor = d; }
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| 12 | d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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| 13 | };
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| 14 | })();
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| 15 | var __assign = (this && this.__assign) || function () {
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| 16 | __assign = Object.assign || function(t) {
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| 17 | for (var s, i = 1, n = arguments.length; i < n; i++) {
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| 18 | s = arguments[i];
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| 19 | for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
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| 20 | t[p] = s[p];
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| 21 | }
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| 22 | return t;
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| 23 | };
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| 24 | return __assign.apply(this, arguments);
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| 25 | };
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| 26 | Object.defineProperty(exports, "__esModule", { value: true });
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| 27 | var Subject_1 = require("../../Subject");
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| 28 | var Subscriber_1 = require("../../Subscriber");
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| 29 | var Observable_1 = require("../../Observable");
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| 30 | var Subscription_1 = require("../../Subscription");
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| 31 | var ReplaySubject_1 = require("../../ReplaySubject");
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| 32 | var DEFAULT_WEBSOCKET_CONFIG = {
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| 33 | url: '',
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| 34 | deserializer: function (e) { return JSON.parse(e.data); },
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| 35 | serializer: function (value) { return JSON.stringify(value); },
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| 36 | };
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| 37 | var WEBSOCKETSUBJECT_INVALID_ERROR_OBJECT = 'WebSocketSubject.error must be called with an object with an error code, and an optional reason: { code: number, reason: string }';
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| 38 | var WebSocketSubject = (function (_super) {
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| 39 | __extends(WebSocketSubject, _super);
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| 40 | function WebSocketSubject(urlConfigOrSource, destination) {
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| 41 | var _this = _super.call(this) || this;
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| 42 | if (urlConfigOrSource instanceof Observable_1.Observable) {
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| 43 | _this.destination = destination;
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| 44 | _this.source = urlConfigOrSource;
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| 45 | }
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| 46 | else {
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| 47 | var config = _this._config = __assign({}, DEFAULT_WEBSOCKET_CONFIG);
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| 48 | _this._output = new Subject_1.Subject();
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| 49 | if (typeof urlConfigOrSource === 'string') {
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| 50 | config.url = urlConfigOrSource;
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| 51 | }
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| 52 | else {
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| 53 | for (var key in urlConfigOrSource) {
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| 54 | if (urlConfigOrSource.hasOwnProperty(key)) {
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| 55 | config[key] = urlConfigOrSource[key];
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| 56 | }
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| 57 | }
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| 58 | }
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| 59 | if (!config.WebSocketCtor && WebSocket) {
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| 60 | config.WebSocketCtor = WebSocket;
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| 61 | }
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| 62 | else if (!config.WebSocketCtor) {
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| 63 | throw new Error('no WebSocket constructor can be found');
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| 64 | }
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| 65 | _this.destination = new ReplaySubject_1.ReplaySubject();
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| 66 | }
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| 67 | return _this;
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| 68 | }
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| 69 | WebSocketSubject.prototype.lift = function (operator) {
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| 70 | var sock = new WebSocketSubject(this._config, this.destination);
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| 71 | sock.operator = operator;
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| 72 | sock.source = this;
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| 73 | return sock;
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| 74 | };
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| 75 | WebSocketSubject.prototype._resetState = function () {
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| 76 | this._socket = null;
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| 77 | if (!this.source) {
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| 78 | this.destination = new ReplaySubject_1.ReplaySubject();
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| 79 | }
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| 80 | this._output = new Subject_1.Subject();
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| 81 | };
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| 82 | WebSocketSubject.prototype.multiplex = function (subMsg, unsubMsg, messageFilter) {
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| 83 | var self = this;
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| 84 | return new Observable_1.Observable(function (observer) {
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| 85 | try {
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| 86 | self.next(subMsg());
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| 87 | }
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| 88 | catch (err) {
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| 89 | observer.error(err);
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| 90 | }
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| 91 | var subscription = self.subscribe(function (x) {
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| 92 | try {
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| 93 | if (messageFilter(x)) {
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| 94 | observer.next(x);
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| 95 | }
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| 96 | }
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| 97 | catch (err) {
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| 98 | observer.error(err);
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| 99 | }
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| 100 | }, function (err) { return observer.error(err); }, function () { return observer.complete(); });
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| 101 | return function () {
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| 102 | try {
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| 103 | self.next(unsubMsg());
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| 104 | }
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| 105 | catch (err) {
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| 106 | observer.error(err);
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| 107 | }
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| 108 | subscription.unsubscribe();
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| 109 | };
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| 110 | });
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| 111 | };
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| 112 | WebSocketSubject.prototype._connectSocket = function () {
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| 113 | var _this = this;
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| 114 | var _a = this._config, WebSocketCtor = _a.WebSocketCtor, protocol = _a.protocol, url = _a.url, binaryType = _a.binaryType;
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| 115 | var observer = this._output;
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| 116 | var socket = null;
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| 117 | try {
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| 118 | socket = protocol ?
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| 119 | new WebSocketCtor(url, protocol) :
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| 120 | new WebSocketCtor(url);
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| 121 | this._socket = socket;
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| 122 | if (binaryType) {
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| 123 | this._socket.binaryType = binaryType;
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| 124 | }
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| 125 | }
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| 126 | catch (e) {
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| 127 | observer.error(e);
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| 128 | return;
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| 129 | }
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| 130 | var subscription = new Subscription_1.Subscription(function () {
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| 131 | _this._socket = null;
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| 132 | if (socket && socket.readyState === 1) {
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| 133 | socket.close();
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| 134 | }
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| 135 | });
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| 136 | socket.onopen = function (e) {
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| 137 | var _socket = _this._socket;
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| 138 | if (!_socket) {
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| 139 | socket.close();
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| 140 | _this._resetState();
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| 141 | return;
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| 142 | }
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| 143 | var openObserver = _this._config.openObserver;
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| 144 | if (openObserver) {
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| 145 | openObserver.next(e);
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| 146 | }
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| 147 | var queue = _this.destination;
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| 148 | _this.destination = Subscriber_1.Subscriber.create(function (x) {
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| 149 | if (socket.readyState === 1) {
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| 150 | try {
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| 151 | var serializer = _this._config.serializer;
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| 152 | socket.send(serializer(x));
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| 153 | }
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| 154 | catch (e) {
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| 155 | _this.destination.error(e);
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| 156 | }
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| 157 | }
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| 158 | }, function (e) {
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| 159 | var closingObserver = _this._config.closingObserver;
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| 160 | if (closingObserver) {
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| 161 | closingObserver.next(undefined);
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| 162 | }
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| 163 | if (e && e.code) {
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| 164 | socket.close(e.code, e.reason);
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| 165 | }
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| 166 | else {
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| 167 | observer.error(new TypeError(WEBSOCKETSUBJECT_INVALID_ERROR_OBJECT));
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| 168 | }
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| 169 | _this._resetState();
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| 170 | }, function () {
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| 171 | var closingObserver = _this._config.closingObserver;
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| 172 | if (closingObserver) {
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| 173 | closingObserver.next(undefined);
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| 174 | }
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| 175 | socket.close();
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| 176 | _this._resetState();
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| 177 | });
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| 178 | if (queue && queue instanceof ReplaySubject_1.ReplaySubject) {
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| 179 | subscription.add(queue.subscribe(_this.destination));
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| 180 | }
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| 181 | };
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| 182 | socket.onerror = function (e) {
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| 183 | _this._resetState();
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| 184 | observer.error(e);
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| 185 | };
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| 186 | socket.onclose = function (e) {
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| 187 | _this._resetState();
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| 188 | var closeObserver = _this._config.closeObserver;
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| 189 | if (closeObserver) {
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| 190 | closeObserver.next(e);
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| 191 | }
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| 192 | if (e.wasClean) {
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| 193 | observer.complete();
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| 194 | }
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| 195 | else {
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| 196 | observer.error(e);
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| 197 | }
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| 198 | };
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| 199 | socket.onmessage = function (e) {
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| 200 | try {
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| 201 | var deserializer = _this._config.deserializer;
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| 202 | observer.next(deserializer(e));
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| 203 | }
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| 204 | catch (err) {
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| 205 | observer.error(err);
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| 206 | }
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| 207 | };
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| 208 | };
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| 209 | WebSocketSubject.prototype._subscribe = function (subscriber) {
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| 210 | var _this = this;
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| 211 | var source = this.source;
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| 212 | if (source) {
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| 213 | return source.subscribe(subscriber);
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| 214 | }
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| 215 | if (!this._socket) {
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| 216 | this._connectSocket();
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| 217 | }
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| 218 | this._output.subscribe(subscriber);
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| 219 | subscriber.add(function () {
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| 220 | var _socket = _this._socket;
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| 221 | if (_this._output.observers.length === 0) {
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| 222 | if (_socket && _socket.readyState === 1) {
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| 223 | _socket.close();
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| 224 | }
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| 225 | _this._resetState();
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| 226 | }
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| 227 | });
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| 228 | return subscriber;
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| 229 | };
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| 230 | WebSocketSubject.prototype.unsubscribe = function () {
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| 231 | var _socket = this._socket;
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| 232 | if (_socket && _socket.readyState === 1) {
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| 233 | _socket.close();
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| 234 | }
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| 235 | this._resetState();
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| 236 | _super.prototype.unsubscribe.call(this);
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| 237 | };
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| 238 | return WebSocketSubject;
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| 239 | }(Subject_1.AnonymousSubject));
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| 240 | exports.WebSocketSubject = WebSocketSubject;
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| 241 | //# sourceMappingURL=WebSocketSubject.js.map |
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