polyfill.js 1.1 KB

123456789101112131415161718192021222324252627
  1. /*
  2. * Copyright 2020 Google LLC
  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. * https://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. import { firstInputPolyfill, resetFirstInputPolyfill } from './lib/polyfills/firstInputPolyfill.js';
  17. import { getFirstHiddenTime } from './lib/polyfills/getFirstHiddenTimePolyfill.js';
  18. resetFirstInputPolyfill();
  19. self.webVitals = {
  20. firstInputPolyfill: firstInputPolyfill,
  21. resetFirstInputPolyfill: resetFirstInputPolyfill,
  22. // TODO: in v2 this should just be `getFirstHiddenTime()`,
  23. // but in v1 it needs to be a getter to avoid creating a breaking change.
  24. get firstHiddenTime() {
  25. return getFirstHiddenTime();
  26. },
  27. };