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35 lines
852 B
JavaScript
35 lines
852 B
JavaScript
// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 18.12.1
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// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
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'use strict';
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const assert = require('assert');
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const kLimit = Symbol('limit');
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const kCallback = Symbol('callback');
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const common = require('./');
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class Countdown {
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constructor(limit, cb) {
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assert.strictEqual(typeof limit, 'number');
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assert.strictEqual(typeof cb, 'function');
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this[kLimit] = limit;
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this[kCallback] = common.mustCall(cb);
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}
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dec() {
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assert(this[kLimit] > 0, 'Countdown expired');
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if (--this[kLimit] === 0)
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this[kCallback]();
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return this[kLimit];
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}
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get remaining() {
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return this[kLimit];
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}
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}
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module.exports = Countdown;
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