diff options
Diffstat (limited to 'node_modules/rxjs/dist/esm5/internal/observable/dom/WebSocketSubject.js')
| -rw-r--r-- | node_modules/rxjs/dist/esm5/internal/observable/dom/WebSocketSubject.js | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/node_modules/rxjs/dist/esm5/internal/observable/dom/WebSocketSubject.js b/node_modules/rxjs/dist/esm5/internal/observable/dom/WebSocketSubject.js new file mode 100644 index 0000000..cbce16e --- /dev/null +++ b/node_modules/rxjs/dist/esm5/internal/observable/dom/WebSocketSubject.js @@ -0,0 +1,221 @@ +import { __assign, __extends } from "tslib"; +import { Subject, AnonymousSubject } from '../../Subject'; +import { Subscriber } from '../../Subscriber'; +import { Observable } from '../../Observable'; +import { Subscription } from '../../Subscription'; +import { ReplaySubject } from '../../ReplaySubject'; +var DEFAULT_WEBSOCKET_CONFIG = { + url: '', + deserializer: function (e) { return JSON.parse(e.data); }, + serializer: function (value) { return JSON.stringify(value); }, +}; +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 }'; +var WebSocketSubject = (function (_super) { + __extends(WebSocketSubject, _super); + function WebSocketSubject(urlConfigOrSource, destination) { + var _this = _super.call(this) || this; + _this._socket = null; + if (urlConfigOrSource instanceof Observable) { + _this.destination = destination; + _this.source = urlConfigOrSource; + } + else { + var config = (_this._config = __assign({}, DEFAULT_WEBSOCKET_CONFIG)); + _this._output = new Subject(); + if (typeof urlConfigOrSource === 'string') { + config.url = urlConfigOrSource; + } + else { + for (var key in urlConfigOrSource) { + if (urlConfigOrSource.hasOwnProperty(key)) { + config[key] = urlConfigOrSource[key]; + } + } + } + if (!config.WebSocketCtor && WebSocket) { + config.WebSocketCtor = WebSocket; + } + else if (!config.WebSocketCtor) { + throw new Error('no WebSocket constructor can be found'); + } + _this.destination = new ReplaySubject(); + } + return _this; + } + WebSocketSubject.prototype.lift = function (operator) { + var sock = new WebSocketSubject(this._config, this.destination); + sock.operator = operator; + sock.source = this; + return sock; + }; + WebSocketSubject.prototype._resetState = function () { + this._socket = null; + if (!this.source) { + this.destination = new ReplaySubject(); + } + this._output = new Subject(); + }; + WebSocketSubject.prototype.multiplex = function (subMsg, unsubMsg, messageFilter) { + var self = this; + return new Observable(function (observer) { + try { + self.next(subMsg()); + } + catch (err) { + observer.error(err); + } + var subscription = self.subscribe({ + next: function (x) { + try { + if (messageFilter(x)) { + observer.next(x); + } + } + catch (err) { + observer.error(err); + } + }, + error: function (err) { return observer.error(err); }, + complete: function () { return observer.complete(); }, + }); + return function () { + try { + self.next(unsubMsg()); + } + catch (err) { + observer.error(err); + } + subscription.unsubscribe(); + }; + }); + }; + WebSocketSubject.prototype._connectSocket = function () { + var _this = this; + var _a = this._config, WebSocketCtor = _a.WebSocketCtor, protocol = _a.protocol, url = _a.url, binaryType = _a.binaryType; + var observer = this._output; + var socket = null; + try { + socket = protocol ? new WebSocketCtor(url, protocol) : new WebSocketCtor(url); + this._socket = socket; + if (binaryType) { + this._socket.binaryType = binaryType; + } + } + catch (e) { + observer.error(e); + return; + } + var subscription = new Subscription(function () { + _this._socket = null; + if (socket && socket.readyState === 1) { + socket.close(); + } + }); + socket.onopen = function (evt) { + var _socket = _this._socket; + if (!_socket) { + socket.close(); + _this._resetState(); + return; + } + var openObserver = _this._config.openObserver; + if (openObserver) { + openObserver.next(evt); + } + var queue = _this.destination; + _this.destination = Subscriber.create(function (x) { + if (socket.readyState === 1) { + try { + var serializer = _this._config.serializer; + socket.send(serializer(x)); + } + catch (e) { + _this.destination.error(e); + } + } + }, function (err) { + var closingObserver = _this._config.closingObserver; + if (closingObserver) { + closingObserver.next(undefined); + } + if (err && err.code) { + socket.close(err.code, err.reason); + } + else { + observer.error(new TypeError(WEBSOCKETSUBJECT_INVALID_ERROR_OBJECT)); + } + _this._resetState(); + }, function () { + var closingObserver = _this._config.closingObserver; + if (closingObserver) { + closingObserver.next(undefined); + } + socket.close(); + _this._resetState(); + }); + if (queue && queue instanceof ReplaySubject) { + subscription.add(queue.subscribe(_this.destination)); + } + }; + socket.onerror = function (e) { + _this._resetState(); + observer.error(e); + }; + socket.onclose = function (e) { + if (socket === _this._socket) { + _this._resetState(); + } + var closeObserver = _this._config.closeObserver; + if (closeObserver) { + closeObserver.next(e); + } + if (e.wasClean) { + observer.complete(); + } + else { + observer.error(e); + } + }; + socket.onmessage = function (e) { + try { + var deserializer = _this._config.deserializer; + observer.next(deserializer(e)); + } + catch (err) { + observer.error(err); + } + }; + }; + WebSocketSubject.prototype._subscribe = function (subscriber) { + var _this = this; + var source = this.source; + if (source) { + return source.subscribe(subscriber); + } + if (!this._socket) { + this._connectSocket(); + } + this._output.subscribe(subscriber); + subscriber.add(function () { + var _socket = _this._socket; + if (_this._output.observers.length === 0) { + if (_socket && (_socket.readyState === 1 || _socket.readyState === 0)) { + _socket.close(); + } + _this._resetState(); + } + }); + return subscriber; + }; + WebSocketSubject.prototype.unsubscribe = function () { + var _socket = this._socket; + if (_socket && (_socket.readyState === 1 || _socket.readyState === 0)) { + _socket.close(); + } + this._resetState(); + _super.prototype.unsubscribe.call(this); + }; + return WebSocketSubject; +}(AnonymousSubject)); +export { WebSocketSubject }; +//# sourceMappingURL=WebSocketSubject.js.map
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