mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
Ruslan Shestopalyuk
4eecab3a76
Summary: Extends the WebPerformance API with ability to report events, [according to the standard](https://www.w3.org/TR/event-timing/#sec-performance-event-timing). This is an API-only change, the actual reporting comes in a separate diff, to simplify reviewing. Changelog: [Internal] Reviewed By: christophpurrer Differential Revision: D42097695 fbshipit-source-id: d8b468ffed50c1c3d889151df5e8ca644d6e1a68
51 lines
1.2 KiB
JavaScript
51 lines
1.2 KiB
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow strict
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* @format
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*/
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import type {TurboModule} from '../TurboModule/RCTExport';
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import * as TurboModuleRegistry from '../TurboModule/TurboModuleRegistry';
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export const RawPerformanceEntryTypeValues = {
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UNDEFINED: 0,
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MARK: 1,
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MEASURE: 2,
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EVENT: 3,
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FIRST_INPUT: 4,
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};
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export type RawPerformanceEntryType = number;
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export type RawPerformanceEntry = {|
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name: string,
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entryType: RawPerformanceEntryType,
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startTime: number,
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duration: number,
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// For "event" entries only:
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processingStart?: number,
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processingEnd?: number,
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interactionId?: number,
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|};
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export type GetPendingEntriesResult = {|
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entries: $ReadOnlyArray<RawPerformanceEntry>,
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droppedEntriesCount: number,
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|};
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export interface Spec extends TurboModule {
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+startReporting: (entryType: string) => void;
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+stopReporting: (entryType: string) => void;
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+popPendingEntries: () => GetPendingEntriesResult;
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+setOnPerformanceEntryCallback: (callback?: () => void) => void;
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}
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export default (TurboModuleRegistry.get<Spec>(
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'NativePerformanceObserverCxx',
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): ?Spec);
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