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api2.d.ts 1.5KB

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  1. /**
  2. * @license
  3. * Copyright 2020 Google LLC
  4. *
  5. * Licensed under the Apache License, Version 2.0 (the "License");
  6. * you may not use this file except in compliance with the License.
  7. * You may obtain a copy of the License at
  8. *
  9. * http://www.apache.org/licenses/LICENSE-2.0
  10. *
  11. * Unless required by applicable law or agreed to in writing, software
  12. * distributed under the License is distributed on an "AS IS" BASIS,
  13. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14. * See the License for the specific language governing permissions and
  15. * limitations under the License.
  16. */
  17. import { RemoteConfig } from './public_types';
  18. /**
  19. *
  20. * Performs fetch and activate operations, as a convenience.
  21. *
  22. * @param remoteConfig - The {@link RemoteConfig} instance.
  23. *
  24. * @returns A `Promise` which resolves to true if the current call activated the fetched configs.
  25. * If the fetched configs were already activated, the `Promise` will resolve to false.
  26. *
  27. * @public
  28. */
  29. export declare function fetchAndActivate(remoteConfig: RemoteConfig): Promise<boolean>;
  30. /**
  31. * This method provides two different checks:
  32. *
  33. * 1. Check if IndexedDB exists in the browser environment.
  34. * 2. Check if the current browser context allows IndexedDB `open()` calls.
  35. *
  36. * @returns A `Promise` which resolves to true if a {@link RemoteConfig} instance
  37. * can be initialized in this environment, or false if it cannot.
  38. * @public
  39. */
  40. export declare function isSupported(): Promise<boolean>;