Files
fitness_walk_nwnu/node_modules/puppeteer/lib/WebWorker.js
T
2026-09-08 20:28:54 +08:00

55 lines
2.5 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.WebWorker = void 0;
/**
* Copyright 2018 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
const events_1 = require("events");
const helper_1 = require("./helper");
const ExecutionContext_1 = require("./ExecutionContext");
const JSHandle_1 = require("./JSHandle");
class WebWorker extends events_1.EventEmitter {
constructor(client, url, consoleAPICalled, exceptionThrown) {
super();
this._client = client;
this._url = url;
this._executionContextPromise = new Promise((x) => (this._executionContextCallback = x));
let jsHandleFactory;
this._client.once('Runtime.executionContextCreated', async (event) => {
// eslint-disable-next-line @typescript-eslint/explicit-function-return-type
jsHandleFactory = (remoteObject) => new JSHandle_1.JSHandle(executionContext, client, remoteObject);
const executionContext = new ExecutionContext_1.ExecutionContext(client, event.context, null);
this._executionContextCallback(executionContext);
});
// This might fail if the target is closed before we recieve all execution contexts.
this._client.send('Runtime.enable', {}).catch(helper_1.debugError);
this._client.on('Runtime.consoleAPICalled', (event) => consoleAPICalled(event.type, event.args.map(jsHandleFactory), event.stackTrace));
this._client.on('Runtime.exceptionThrown', (exception) => exceptionThrown(exception.exceptionDetails));
}
url() {
return this._url;
}
async executionContext() {
return this._executionContextPromise;
}
async evaluate(pageFunction, ...args) {
return (await this._executionContextPromise).evaluate(pageFunction, ...args);
}
async evaluateHandle(pageFunction, ...args) {
return (await this._executionContextPromise).evaluateHandle(pageFunction, ...args);
}
}
exports.WebWorker = WebWorker;