DMleadgen
46d973904b
Next.js website for Rocky Mountain Vending company featuring: - Product catalog with Stripe integration - Service areas and parts pages - Admin dashboard with Clerk authentication - SEO optimized pages with JSON-LD structured data Co-authored-by: Cursor <cursoragent@cursor.com>
46 lines
No EOL
1.1 KiB
Text
46 lines
No EOL
1.1 KiB
Text
/**
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* @license
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* Copyright 2024 Google Inc.
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* SPDX-License-Identifier: Apache-2.0
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*/
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import { Deferred } from './Deferred.js';
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import { disposeSymbol } from './disposable.js';
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/**
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* @internal
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*/
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export class Mutex {
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static Guard = class Guard {
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#mutex;
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#onRelease;
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constructor(mutex, onRelease) {
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this.#mutex = mutex;
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this.#onRelease = onRelease;
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}
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[disposeSymbol]() {
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this.#onRelease?.();
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return this.#mutex.release();
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}
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};
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#locked = false;
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#acquirers = [];
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// This is FIFO.
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async acquire(onRelease) {
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if (!this.#locked) {
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this.#locked = true;
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return new Mutex.Guard(this);
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}
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const deferred = Deferred.create();
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this.#acquirers.push(deferred.resolve.bind(deferred));
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await deferred.valueOrThrow();
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return new Mutex.Guard(this, onRelease);
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}
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release() {
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const resolve = this.#acquirers.shift();
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if (!resolve) {
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this.#locked = false;
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return;
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}
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resolve();
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}
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}
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//# sourceMappingURL=Mutex.js.map |