UNPKG

celery-ts

Version:
61 lines 2.11 kB
"use strict"; var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } return new (P || (P = Promise))(function (resolve, reject) { function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } step((generator = generator.apply(thisArg, _arguments || [])).next()); }); }; Object.defineProperty(exports, "__esModule", { value: true }); exports.PromiseQueue = void 0; const list_1 = require("./list"); class PromiseQueue { constructor() { this.queue = new list_1.List(); } push() { return __awaiter(this, void 0, void 0, function* () { const promise = new Promise((resolve, reject) => { this.queue.push({ reject, resolve }); }); return promise; }); } resolveAll(value) { return invokeWhile(() => this.resolveOne(value)); } rejectAll(reason) { return invokeWhile(() => this.rejectOne(reason)); } resolveOne(value) { return this.settleOne("resolve", value); } rejectOne(reason) { return this.settleOne("reject", reason); } settleOne(method, argument) { const maybeHead = this.queue.shift(); if (typeof maybeHead === "undefined") { return false; } const toSettle = maybeHead; if (method === "reject") { toSettle.reject(argument); } else if (method === "resolve") { toSettle.resolve(argument); } return true; } } exports.PromiseQueue = PromiseQueue; const invokeWhile = (condition) => { let numTrue = 0; while (condition()) { ++numTrue; } return numTrue; }; //# sourceMappingURL=promise_queue.js.map