romario333

/**
 * Wrapper for built-in http.js to emulate the browser XMLHttpRequest object.
 *
 * This can be used with JS designed for browsers to improve reuse of code and
 * allow the use of existing libraries.
 *
 * Usage: include("XMLHttpRequest.js") and use XMLHttpRequest per W3C specs.
 *
 * @author Dan DeFelippi <dan@driverdan.com>
 * @contributor David Ellis <d.f.ellis@ieee.org>

romario333

let OriginalPromise = Promise;
var unfulfilledPromises = new Set();

function TrackedPromise(fn) {
  function resolve(value) {
    unfulfilledPromises.delete(promise);
    return trackedResolve(value);
  }
  
  function reject(err) {