New Twiddle

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
	init() {
	this._super(...arguments);
	this.func();
  },
	func() {
		console.log('asdf');
		let count = 0;
		let i = 0;
			while(i<3) {
	console.log(count);
				return Ember.RSVP.Promise((resolve) => {
					Ember.run.later(resolve, 4000);
        }).then(() => {
					i++;
        });
console.log(count++);
      }
  }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>

twiddle.json

{
  "version": "0.8.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.5.1",
    "ember-data": "2.5.2",
    "ember-template-compiler": "2.5.1"
  }
}