204 lines
7.2 KiB
JavaScript
204 lines
7.2 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.kBrowserCloseMessageId = exports.BidiSession = exports.BidiConnection = void 0;
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var _events = require("events");
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var _debugLogger = require("../../utils/debugLogger");
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var _helper = require("../helper");
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var _protocolError = require("../protocolError");
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/**
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* Copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the 'License');
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an 'AS IS' BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// BidiPlaywright uses this special id to issue Browser.close command which we
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// should ignore.
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const kBrowserCloseMessageId = exports.kBrowserCloseMessageId = 0;
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class BidiConnection {
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constructor(transport, onDisconnect, protocolLogger, browserLogsCollector) {
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this._transport = void 0;
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this._onDisconnect = void 0;
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this._protocolLogger = void 0;
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this._browserLogsCollector = void 0;
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this._browserDisconnectedLogs = void 0;
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this._lastId = 0;
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this._closed = false;
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this.browserSession = void 0;
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this._browsingContextToSession = new Map();
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this._transport = transport;
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this._onDisconnect = onDisconnect;
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this._protocolLogger = protocolLogger;
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this._browserLogsCollector = browserLogsCollector;
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this.browserSession = new BidiSession(this, '', message => {
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this.rawSend(message);
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});
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this._transport.onmessage = this._dispatchMessage.bind(this);
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// onclose should be set last, since it can be immediately called.
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this._transport.onclose = this._onClose.bind(this);
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}
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nextMessageId() {
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return ++this._lastId;
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}
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rawSend(message) {
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this._protocolLogger('send', message);
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this._transport.send(message);
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}
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_dispatchMessage(message) {
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this._protocolLogger('receive', message);
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const object = message;
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// Bidi messages do not have a common session identifier, so we
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// route them based on BrowsingContext.
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if (object.type === 'event') {
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var _object$params$source;
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// Route page events to the right session.
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let context;
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if ('context' in object.params) context = object.params.context;else if (object.method === 'log.entryAdded' || object.method === 'script.message') context = (_object$params$source = object.params.source) === null || _object$params$source === void 0 ? void 0 : _object$params$source.context;
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if (context) {
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const session = this._browsingContextToSession.get(context);
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if (session) {
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session.dispatchMessage(message);
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return;
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}
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}
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} else if (message.id) {
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// Find caller session.
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for (const session of this._browsingContextToSession.values()) {
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if (session.hasCallback(message.id)) {
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session.dispatchMessage(message);
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return;
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}
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}
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}
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this.browserSession.dispatchMessage(message);
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}
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_onClose(reason) {
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this._closed = true;
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this._transport.onmessage = undefined;
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this._transport.onclose = undefined;
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this._browserDisconnectedLogs = _helper.helper.formatBrowserLogs(this._browserLogsCollector.recentLogs(), reason);
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this.browserSession.dispose();
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this._onDisconnect();
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}
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isClosed() {
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return this._closed;
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}
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close() {
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if (!this._closed) this._transport.close();
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}
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createMainFrameBrowsingContextSession(bowsingContextId) {
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const result = new BidiSession(this, bowsingContextId, message => this.rawSend(message));
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this._browsingContextToSession.set(bowsingContextId, result);
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return result;
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}
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}
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exports.BidiConnection = BidiConnection;
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class BidiSession extends _events.EventEmitter {
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constructor(connection, sessionId, rawSend) {
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super();
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this.connection = void 0;
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this.sessionId = void 0;
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this._disposed = false;
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this._rawSend = void 0;
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this._callbacks = new Map();
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this._crashed = false;
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this._browsingContexts = new Set();
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this.on = void 0;
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this.addListener = void 0;
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this.off = void 0;
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this.removeListener = void 0;
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this.once = void 0;
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this.setMaxListeners(0);
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this.connection = connection;
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this.sessionId = sessionId;
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this._rawSend = rawSend;
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this.on = super.on;
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this.off = super.removeListener;
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this.addListener = super.addListener;
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this.removeListener = super.removeListener;
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this.once = super.once;
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}
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addFrameBrowsingContext(context) {
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this._browsingContexts.add(context);
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this.connection._browsingContextToSession.set(context, this);
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}
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removeFrameBrowsingContext(context) {
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this._browsingContexts.delete(context);
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this.connection._browsingContextToSession.delete(context);
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}
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async send(method, params) {
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if (this._crashed || this._disposed || this.connection._browserDisconnectedLogs) throw new _protocolError.ProtocolError(this._crashed ? 'crashed' : 'closed', undefined, this.connection._browserDisconnectedLogs);
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const id = this.connection.nextMessageId();
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const messageObj = {
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id,
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method,
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params
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};
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this._rawSend(messageObj);
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return new Promise((resolve, reject) => {
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this._callbacks.set(id, {
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resolve,
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reject,
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error: new _protocolError.ProtocolError('error', method)
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});
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});
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}
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sendMayFail(method, params) {
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return this.send(method, params).catch(error => _debugLogger.debugLogger.log('error', error));
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}
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markAsCrashed() {
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this._crashed = true;
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}
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isDisposed() {
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return this._disposed;
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}
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dispose() {
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this._disposed = true;
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this.connection._browsingContextToSession.delete(this.sessionId);
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for (const context of this._browsingContexts) this.connection._browsingContextToSession.delete(context);
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this._browsingContexts.clear();
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for (const callback of this._callbacks.values()) {
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callback.error.type = this._crashed ? 'crashed' : 'closed';
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callback.error.logs = this.connection._browserDisconnectedLogs;
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callback.reject(callback.error);
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}
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this._callbacks.clear();
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}
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hasCallback(id) {
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return this._callbacks.has(id);
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}
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dispatchMessage(message) {
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const object = message;
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if (object.id === kBrowserCloseMessageId) return;
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if (object.id && this._callbacks.has(object.id)) {
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const callback = this._callbacks.get(object.id);
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this._callbacks.delete(object.id);
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if (object.type === 'error') {
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callback.error.setMessage(object.error + '\nMessage: ' + object.message);
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callback.reject(callback.error);
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} else if (object.type === 'success') {
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callback.resolve(object.result);
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} else {
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callback.error.setMessage('Internal error, unexpected response type: ' + JSON.stringify(object));
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callback.reject(callback.error);
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}
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} else if (object.id) {
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// Response might come after session has been disposed and rejected all callbacks.
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} else {
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Promise.resolve().then(() => this.emit(object.method, object.params));
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}
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}
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}
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exports.BidiSession = BidiSession; |