49 lines
1.3 KiB
JavaScript
49 lines
1.3 KiB
JavaScript
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/**
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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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* @format
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* @flow strict-local
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*/
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import type {
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EventSubscription,
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IEventEmitter,
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} from '../../vendor/emitter/EventEmitter';
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import RCTDeviceEventEmitter from '../RCTDeviceEventEmitter';
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/**
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* Mock `NativeEventEmitter` to ignore Native Modules.
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*/
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export default class NativeEventEmitter<TEventToArgsMap: {...}>
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implements IEventEmitter<TEventToArgsMap>
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{
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addListener<TEvent: $Keys<TEventToArgsMap>>(
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eventType: TEvent,
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listener: (...args: $ElementType<TEventToArgsMap, TEvent>) => mixed,
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context?: mixed,
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): EventSubscription {
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return RCTDeviceEventEmitter.addListener(eventType, listener, context);
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}
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emit<TEvent: $Keys<TEventToArgsMap>>(
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eventType: TEvent,
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...args: $ElementType<TEventToArgsMap, TEvent>
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): void {
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RCTDeviceEventEmitter.emit(eventType, ...args);
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}
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removeAllListeners<TEvent: $Keys<TEventToArgsMap>>(
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eventType?: ?TEvent,
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): void {
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RCTDeviceEventEmitter.removeAllListeners(eventType);
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}
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listenerCount<TEvent: $Keys<TEventToArgsMap>>(eventType: TEvent): number {
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return RCTDeviceEventEmitter.listenerCount(eventType);
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}
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}
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