How to use chromeLauncher method in chrominator

Best JavaScript code snippet using chrominator

gulpfile.js

Source:gulpfile.js

1'use strict';2/**3 * @license Copyright 2017 Google Inc. All Rights Reserved.4 * 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-2.05 * 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.6 */7const gulp = require('gulp');8const connect = require('gulp-connect');9const lighthouse = require('lighthouse');10const ChromeLauncher = require('lighthouse/lighthouse-cli/chrome-launcher').ChromeLauncher;11const perfConfig = require('lighthouse/lighthouse-core/config/perf.json');12const PORT = 8080;13let chromeLauncher;14/**15 * Start server16 */17const startServer = function() {18  return connect.server({19    root: './public',20    livereload: true,21    port: PORT22  });23};24/**25 * Stop server26 */27const stopServer = function() {28  connect.serverClose();29  chromeLauncher.kill();30  chromeLauncher = null;31};32/**33 * Run lighthouse34 */35const runLighthouse = function() {36  const url = `http://localhost:${PORT}/index.html`;37  const lighthouseOptions = {}; // available options - https://github.com/GoogleChrome/lighthouse/#cli-options38  return lighthouse(url, lighthouseOptions, perfConfig);39};40/**41 * Handle ok result42 * @param {Object} results - Lighthouse results43 */44const handleOk = function(results) {45  stopServer();46  console.log(results); // eslint-disable-line no-console47  // TODO: use lighthouse results for checking your performance expectations.48  // e.g. process.exit(1) or throw Error if score falls below a certain threshold.49  return results;50};51/**52 * Handle error53 */54const handleError = function(e) {55  stopServer();56  console.error(e); // eslint-disable-line no-console57  throw e; // Throw to exit process with status 1.58};59gulp.task('lighthouse', function() {60  chromeLauncher = new ChromeLauncher();61  return chromeLauncher.run().then(_ => {62    startServer();63    return runLighthouse()64      .then(handleOk)65      .catch(handleError);66  });67});...

create-lighthouse.js

Source:create-lighthouse.js

1const chromeLauncher = require("chrome-aws-lambda");2const lighthouse = require("lighthouse");3const { URL } = require('url');4const defaultFlags = [5  "--headless",6  "--disable-dev-shm-usage",7  "--disable-gpu",8  "--no-zygote",9  "--no-sandbox",10  "--single-process",11  "--hide-scrollbars"12];13module.exports = function createLighthouse(url, options = {}, config) {14  options.output = options.output || "html";15  const log = options.logLevel ? require("lighthouse-logger") : null;16  if (log) {17    log.setLevel(options.logLevel);18  }19  var browser = await chromeLauncher.puppeteer.launch({20    args: chromeLauncher.args,21    defaultViewport: chromeLauncher.defaultViewport,22    executablePath: await chromeLauncher.executablePath,23    ignoreHTTPSErrors: true24  })25  if (!options.chromeFlags) {26    options.chromeFlags = defaultFlags;27  }28  options.port = new URL(browser.wsEndpoint()).port;29  30  return {31    browser,32    log,33    start() {34      return lighthouse(url, options);35    }36  };...

Using AI Code Generation

1const chromeLauncher = require('chrome-launcher');2(async () => {3  const chrome = await chromeLauncher.launch({4  });5  const options = {6  };7  const browser = await chrominator(options);8  await browser.close();9  await chrome.kill();10})();11[MIT](LICENSE)

Using AI Code Generation

1var chrominator = require('chrominator');2chrominator.launchChrome({port: 9222}, function(err, chrome) {3  if (err) {4    console.log('Could not launch Chrome', err);5    return;6  }7  chrominator.run(chrome, {8      {9        params: {10        }11      },12      {13        params: {14        }15      },16      {17        params: {18        }19      },20      {21        params: {22        }23      }24  }, function(err, result) {25    if (err) {26      console.log('Automation failed', err);27    } else {28      console.log('Automation succeeded', result);29    }30    chrome.kill();31  });32});33var chrominator = require('chrominator');34chrominator.launchChrome({port: 9222}, function(err, chrome) {35  if (err) {36    console.log('Could not launch Chrome', err);37    return;38  }39  chrominator.run(chrome, {40      {41        params: {42        }43      },44      {45        params: {46        }47      },48      {49        params: {50        }51      },52      {53        params: {54        }55      }56  }, function(err, result) {57    if (err) {58      console.log('Automation failed', err);59    } else {60      console.log('Automation succeeded', result);61    }62    chrome.kill();63  });64});

Using AI Code Generation

1const chrominator = require('chrominator');2const chrome = new chrominator();3const chrome = new chrominator({4});5const chrome = new chrominator({6}, function (err) {7});8const chrominator = require('chrominator');9const chrome = new chrominator();10chrome.launchChrome(function (err) {11});12const chrominator = require('chrominator');13const chrome = new chrominator();14chrome.launchChrome(function (err) {15});16chrome.newTab(function (err) {17});18const chrominator = require('chrominator');19const chrome = new chrominator();20chrome.launchChrome(function (err) {21});22chrome.newTab(function (err) {23});24chrome.closeTab(function (err) {25});26const chrominator = require('chrominator');27const chrome = new chrominator();28chrome.launchChrome(function (err) {29});30chrome.newTab(function (err) {31});32chrome.closeTab(function (err) {33});34chrome.closeBrowser(function (err) {

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