lodash/_root.js

define(['./_checkGlobal'], function(checkGlobal) {

  /** Detect free variable `global` from Node.js. */
  var freeGlobal = checkGlobal(typeof global == 'object' && global);

  /** Detect free variable `self`. */
  var freeSelf = checkGlobal(typeof self == 'object' && self);

  /** Detect `this` as the global object. */
  var thisGlobal = checkGlobal(typeof this == 'object' && this);

  /** Used as a reference to the global object. */
  var root = freeGlobal || freeSelf || thisGlobal || Function('return this')();

  return root;
});