evangalen

var app = angular.module('plunker', []);

app.controller('MainCtrl', function($scope) {
  $scope.name = 'World';
});

evangalen

<script type="text/javascript">
'use strict';

var defineGetterAndSetterProperty = function(sourceObject, targetObject, property) {
  Object.defineProperty(targetObject, property, {
    set: function (newValue) {
      sourceObject[property] = newValue;
    },              
    get: function () {
      return sourceObject[property];