Class Extension Example

controllers.application.js

import Ember from 'ember';
import { changeset } from 'ember-changeset';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  init() {
  	this._super(...arguments);
    let ChangesetClass = changeset({});
    let MyClass = ChangesetClass.extend({ sayHello: name => `hello ${name}` });
    let myClassInstance = MyClass.create({}); // also work with new MyClass({})
    
    this.set('myClassInstance', myClassInstance); 
  },
  
  actions: {
  	sayHello() {
    	let c = this.get('myClassInstance');
      alert(c.get('sayHello')('Mike'));
    }
  }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>
<button type="button" {{action "sayHello"}}>Click Me</button>

twiddle.json

{
  "version": "0.12.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.12.0",
    "ember-template-compiler": "2.12.0",
    "ember-testing": "2.12.0"
  },
  "addons": {
    "ember-data": "2.12.1",
    "ember-changeset": "*"
  }
}