@tsdiapi/syncqueue
Version:
A core plugin for TSDIAPI that ensures all asynchronous tasks are completed before the server starts.
70 lines (69 loc) • 2.21 kB
JavaScript
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var provider_exports = {};
__export(provider_exports, {
SyncQueueProvider: () => SyncQueueProvider
});
module.exports = __toCommonJS(provider_exports);
class SyncQueueProvider {
static tasks = /* @__PURE__ */ new Set();
static isResolving = false;
/**
* Adds an asynchronous task to the queue.
*/
static addTask(task) {
this.tasks.add(task);
task.finally(() => this.tasks.delete(task));
}
/**
* Waits for all registered tasks to complete.
* @param timeoutMs Maximum wait time (default is infinite).
* @throws {Error} If the wait time is exceeded.
*/
static async resolveAll(timeoutMs) {
if (this.isResolving) {
throw new Error("AsyncResolver is already resolving tasks.");
}
this.isResolving = true;
try {
if (this.tasks.size === 0) {
return;
}
if (timeoutMs) {
await Promise.race([
Promise.all(this.tasks),
new Promise((_, reject) => setTimeout(() => reject(new Error(`Timeout: AsyncResolver exceeded ${timeoutMs}ms`)), timeoutMs))
]);
} else {
await Promise.all(this.tasks);
}
} finally {
this.isResolving = false;
}
}
/**
* Clears the list of tasks (used in tests or to reset the state).
*/
static clear() {
this.tasks.clear();
}
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
SyncQueueProvider
});