32 lines
1.0 KiB
Plaintext
32 lines
1.0 KiB
Plaintext
import { Immediate } from '../util/Immediate';
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import type { TimerHandle } from './timerHandle';
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const { setImmediate, clearImmediate } = Immediate;
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type SetImmediateFunction = (handler: () => void, ...args: any[]) => TimerHandle;
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type ClearImmediateFunction = (handle: TimerHandle) => void;
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interface ImmediateProvider {
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setImmediate: SetImmediateFunction;
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clearImmediate: ClearImmediateFunction;
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delegate:
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| {
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setImmediate: SetImmediateFunction;
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clearImmediate: ClearImmediateFunction;
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}
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| undefined;
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}
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export const immediateProvider: ImmediateProvider = {
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// When accessing the delegate, use the variable rather than `this` so that
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// the functions can be called without being bound to the provider.
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setImmediate(...args) {
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const { delegate } = immediateProvider;
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return (delegate?.setImmediate || setImmediate)(...args);
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},
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clearImmediate(handle) {
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const { delegate } = immediateProvider;
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return (delegate?.clearImmediate || clearImmediate)(handle as any);
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},
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delegate: undefined,
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};
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