function callFunction (globalObjects, body) {
  var globalKeys = [];
  var globalValues = [];
  for (var key in globalObjects) {
    globalKeys.push(key);
    globalValues.push(globalObjects[key]);
  }
  globalKeys.push(body);

  var result = new (Function.prototype.bind.apply( Function, [ null ].concat( globalKeys) ));
  return result.apply(void 0, globalValues)
}
Call a new function body with some global objects.
@param  {object} globalObjects
@param  {string} code
@return {any}