AliMD

(() => {
  'use strict';

  const
  // Establish the root object, `window` (`self`) in the browser, `global`
  // on the server, or `this` in some virtual machines. We use `self`
  // instead of `window` for `WebWorker` support.
  root = (() => {
    if (typeof self == 'object' && self.self === self) return self;
    else if (typeof global == 'object' && global.global === global) return global;