xprof

require("babel-register")();

var jsdom = require("jsdom").jsdom;

var exposedProperties = [ "window", "navigator", "document" ];

global.document = jsdom("");
global.window = document.defaultView;

Object.keys(document.defaultView).forEach((property) => {
  if (typeof (global[property]) === "undefined") {
    exposedProperties.push(property);
    global[property] = document.defaultView[property];
  }
});

global.navigator = {
  userAgent: "node.js"
};

documentRef = document;