@tscommon/synchronized/dist/synchronized.js

In an async environment, a race condition occurs when two or more async operations attempt to update mutable shared data at the same time. @synchronized decorator offers a mechanism to avoid race conditions by synchronizing async operations access to shar

"use strict";
/* eslint-disable @typescript-eslint/no-explicit-any */
Object.defineProperty(exports, "__esModule", { value: true });
exports.synchronized = synchronized;
/**
 * Synchronize method calls on the same object.
 */
function synchronized(_target, _propertyKey, descriptor) {
    const queue = new WeakMap();
    if (typeof descriptor.value === 'function') {
        const { value: method } = descriptor;
        descriptor.value = function synchronized(...args) {
            const next = () => method.apply(this, args);
            const promise = Promise.resolve(queue.get(this)).then(next, next);
            queue.set(this, promise);
            return promise;
        };
    }
}
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