UNPKG

@wordpress/core-data

Version:
73 lines (71 loc) 2.8 kB
"use strict"; var __create = Object.create; var __defProp = Object.defineProperty; var __getOwnPropDesc = Object.getOwnPropertyDescriptor; var __getOwnPropNames = Object.getOwnPropertyNames; var __getProtoOf = Object.getPrototypeOf; 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 __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps( // If the importer is in node compatibility mode or this is not an ESM // file that has been converted to a CommonJS file using a Babel- // compatible transform (i.e. "__esModule" has not been set), then set // "default" to the CommonJS "module.exports" for node compatibility. isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target, mod )); var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod); // packages/core-data/src/locks/engine.js var engine_exports = {}; __export(engine_exports, { default: () => createLocks }); module.exports = __toCommonJS(engine_exports); var import_reducer = __toESM(require("./reducer")); var import_selectors = require("./selectors"); function createLocks() { let state = (0, import_reducer.default)(void 0, { type: "@@INIT" }); function processPendingLockRequests() { for (const request of (0, import_selectors.getPendingLockRequests)(state)) { const { store, path, exclusive, notifyAcquired } = request; if ((0, import_selectors.isLockAvailable)(state, store, path, { exclusive })) { const lock = { store, path, exclusive }; state = (0, import_reducer.default)(state, { type: "GRANT_LOCK_REQUEST", lock, request }); notifyAcquired(lock); } } } function acquire(store, path, exclusive) { return new Promise((resolve) => { state = (0, import_reducer.default)(state, { type: "ENQUEUE_LOCK_REQUEST", request: { store, path, exclusive, notifyAcquired: resolve } }); processPendingLockRequests(); }); } function release(lock) { state = (0, import_reducer.default)(state, { type: "RELEASE_LOCK", lock }); processPendingLockRequests(); } return { acquire, release }; } //# sourceMappingURL=engine.js.map