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0f4051a37a
For timers that have already executed clearTimeout, there is no need to recreate a new timer when refresh is executed again.
91 lines
2.5 KiB
TypeScript
91 lines
2.5 KiB
TypeScript
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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// TODO(petamoriken): enable prefer-primordials for node polyfills
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// deno-lint-ignore-file prefer-primordials
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const primordials = globalThis.__bootstrap.primordials;
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const {
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MapPrototypeGet,
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MapPrototypeDelete,
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} = primordials;
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import {
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activeTimers,
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setUnrefTimeout,
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Timeout,
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} from "ext:deno_node/internal/timers.mjs";
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import { validateFunction } from "ext:deno_node/internal/validators.mjs";
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import { promisify } from "ext:deno_node/internal/util.mjs";
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export { setUnrefTimeout } from "ext:deno_node/internal/timers.mjs";
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import * as timers from "ext:deno_web/02_timers.js";
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const clearTimeout_ = timers.clearTimeout;
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const clearInterval_ = timers.clearInterval;
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const setTimeoutUnclamped = timers.setTimeoutUnclamped;
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export function setTimeout(
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callback: (...args: unknown[]) => void,
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timeout?: number,
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...args: unknown[]
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) {
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validateFunction(callback, "callback");
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return new Timeout(callback, timeout, args, false, true);
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}
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Object.defineProperty(setTimeout, promisify.custom, {
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value: (timeout: number, ...args: unknown[]) => {
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return new Promise((cb) => setTimeout(cb, timeout, ...args));
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},
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enumerable: true,
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});
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export function clearTimeout(timeout?: Timeout | number) {
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if (timeout == null) {
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return;
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}
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const id = +timeout;
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const timer = MapPrototypeGet(activeTimers, id);
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if (timer) {
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timeout._destroyed = true;
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MapPrototypeDelete(activeTimers, id);
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}
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clearTimeout_(id);
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}
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export function setInterval(
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callback: (...args: unknown[]) => void,
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timeout?: number,
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...args: unknown[]
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) {
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validateFunction(callback, "callback");
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return new Timeout(callback, timeout, args, true, true);
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}
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export function clearInterval(timeout?: Timeout | number | string) {
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if (timeout == null) {
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return;
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}
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const id = +timeout;
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const timer = MapPrototypeGet(activeTimers, id);
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if (timer) {
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timeout._destroyed = true;
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MapPrototypeDelete(activeTimers, id);
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}
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clearInterval_(id);
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}
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// TODO(bartlomieju): implement the 'NodeJS.Immediate' versions of the timers.
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// https://github.com/DefinitelyTyped/DefinitelyTyped/blob/1163ead296d84e7a3c80d71e7c81ecbd1a130e9a/types/node/v12/globals.d.ts#L1120-L1131
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export function setImmediate(
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cb: (...args: unknown[]) => void,
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...args: unknown[]
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): Timeout {
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return setTimeoutUnclamped(cb, 0, ...args);
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}
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export const clearImmediate = clearTimeout;
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export default {
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setTimeout,
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clearTimeout,
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setInterval,
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clearInterval,
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setImmediate,
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setUnrefTimeout,
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clearImmediate,
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};
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