index.js 1.5 KB

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  1. /**
  2. * Copyright 2017 Google Inc. All rights reserved.
  3. *
  4. * Licensed under the Apache License, Version 2.0 (the "License");
  5. * you may not use this file except in compliance with the License.
  6. * You may obtain a copy of the License at
  7. *
  8. * http://www.apache.org/licenses/LICENSE-2.0
  9. *
  10. * Unless required by applicable law or agreed to in writing, software
  11. * distributed under the License is distributed on an "AS IS" BASIS,
  12. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. * See the License for the specific language governing permissions and
  14. * limitations under the License.
  15. */
  16. const {helper} = require('./lib/helper');
  17. const api = require('./lib/api');
  18. for (const className in api) {
  19. // Puppeteer-web excludes certain classes from bundle, e.g. BrowserFetcher.
  20. if (typeof api[className] === 'function')
  21. helper.installAsyncStackHooks(api[className]);
  22. }
  23. // If node does not support async await, use the compiled version.
  24. const Puppeteer = require('./lib/Puppeteer');
  25. const packageJson = require('./package.json');
  26. const preferredRevision = packageJson.puppeteer.chromium_revision;
  27. const isPuppeteerCore = packageJson.name === 'puppeteer-core';
  28. const puppeteer = new Puppeteer(__dirname, preferredRevision, isPuppeteerCore);
  29. // The introspection in `Helper.installAsyncStackHooks` references `Puppeteer._launcher`
  30. // before the Puppeteer ctor is called, such that an invalid Launcher is selected at import,
  31. // so we reset it.
  32. puppeteer._lazyLauncher = undefined;
  33. module.exports = puppeteer;