55 lines
2.5 KiB
JavaScript
55 lines
2.5 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.WebWorker = void 0;
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/**
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* Copyright 2018 Google Inc. All rights reserved.
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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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const events_1 = require("events");
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const helper_1 = require("./helper");
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const ExecutionContext_1 = require("./ExecutionContext");
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const JSHandle_1 = require("./JSHandle");
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class WebWorker extends events_1.EventEmitter {
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constructor(client, url, consoleAPICalled, exceptionThrown) {
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super();
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this._client = client;
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this._url = url;
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this._executionContextPromise = new Promise((x) => (this._executionContextCallback = x));
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let jsHandleFactory;
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this._client.once('Runtime.executionContextCreated', async (event) => {
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// eslint-disable-next-line @typescript-eslint/explicit-function-return-type
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jsHandleFactory = (remoteObject) => new JSHandle_1.JSHandle(executionContext, client, remoteObject);
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const executionContext = new ExecutionContext_1.ExecutionContext(client, event.context, null);
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this._executionContextCallback(executionContext);
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});
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// This might fail if the target is closed before we recieve all execution contexts.
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this._client.send('Runtime.enable', {}).catch(helper_1.debugError);
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this._client.on('Runtime.consoleAPICalled', (event) => consoleAPICalled(event.type, event.args.map(jsHandleFactory), event.stackTrace));
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this._client.on('Runtime.exceptionThrown', (exception) => exceptionThrown(exception.exceptionDetails));
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}
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url() {
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return this._url;
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}
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async executionContext() {
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return this._executionContextPromise;
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}
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async evaluate(pageFunction, ...args) {
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return (await this._executionContextPromise).evaluate(pageFunction, ...args);
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}
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async evaluateHandle(pageFunction, ...args) {
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return (await this._executionContextPromise).evaluateHandle(pageFunction, ...args);
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}
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}
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exports.WebWorker = WebWorker;
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