New Twiddle

application.controller.js

import Ember from 'ember';

export default Ember.Controller.extend({
  init() {
let Parent = Ember.Object.extend({
  hello: function() {
    console.log("parent says hello");
  },
  world: function() {
    console.log("parent says world");
  }
});
let Child = Parent.extend({
  hello: function() {
    console.log("child says hello");
    // how do I call Parent.hello here?
    this._super();
    // how do I call Parent.world here?
    this.world();
  }
});
    
    let child = Child.create();
    child.hello();

  }
});

application.template.hbs

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

twiddle.json

{
  "version": "0.4.16",
  "EmberENV": {
    "FEATURES": {}
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.1.0/ember.debug.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.1.0/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.1.0/ember-template-compiler.js"
  }
}