@wordpress/priority-queue/build/index.js

Generic browser priority queue.

"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/priority-queue/src/index.ts
var index_exports = {};
__export(index_exports, {
  createQueue: () => createQueue
});
module.exports = __toCommonJS(index_exports);
var import_request_idle_callback = __toESM(require("./request-idle-callback"));
var createQueue = () => {
  const waitingList = /* @__PURE__ */ new Map();
  let isRunning = false;
  const runWaitingList = (deadline) => {
    for (const [nextElement, callback] of waitingList) {
      waitingList.delete(nextElement);
      callback();
      if ("number" === typeof deadline || deadline.timeRemaining() <= 0) {
        break;
      }
    }
    if (waitingList.size === 0) {
      isRunning = false;
      return;
    }
    (0, import_request_idle_callback.default)(runWaitingList);
  };
  const add = (element, item) => {
    waitingList.set(element, item);
    if (!isRunning) {
      isRunning = true;
      (0, import_request_idle_callback.default)(runWaitingList);
    }
  };
  const flush = (element) => {
    const callback = waitingList.get(element);
    if (void 0 === callback) {
      return false;
    }
    waitingList.delete(element);
    callback();
    return true;
  };
  const cancel = (element) => {
    return waitingList.delete(element);
  };
  const reset = () => {
    waitingList.clear();
    isRunning = false;
  };
  return {
    add,
    flush,
    cancel,
    reset
  };
};
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  createQueue
});
//# sourceMappingURL=index.js.map