New Twiddle

controllers.application.js

import Ember from 'ember';

let EventDispatcher = Ember.Object
  .extend(Ember.Evented);

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  thing: Ember.computed(function() {
    return EventDispatcher
      .create({
        doIt() {
          console.log('doIt');
          this.trigger('hello', 'world');
        }
      });
  }),
  init() {
    this.get('thing').on('hello', function() {
      console.log('standard on', arguments);
    });
  },
  listenForWorld: Ember.on('thing.hello', function() {
    console.log('listenForWorld', arguments);
  }),
  actions: {
    onClick() {
      console.log('onClick');
      this.get('thing').doIt();
    }
  },
});

templates.application.hbs

<h1>Nested on</h1>

<button {{action 'onClick'}}>Click me</button>

twiddle.json

{
  "version": "0.11.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.11.0",
    "ember-data": "2.11.0",
    "ember-template-compiler": "2.11.0",
    "ember-testing": "2.11.0"
  },
  "addons": {}
}