New Twiddle

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  
   init() {
    this._super(...arguments)
    this.set('headers', [{
        type: 'test',
        title: 'blublibla',
        attr: 'name',
        filter: this._filter
      },
			{
        type: 'car',
        title: 'blublibla',
        attr: 'name',
        filter: this._filter
      }]
   	)
  },
  
  actions: {
    a() {
      let header = this.get('headers').filterBy('type', 'test')
      this.set('model', header.get('filter')(header))
    }
  },
  _filter(header) {
   	return header.get('title')
  }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{input key-press=(action send 'a')}}
{{model}}
<br>
<br>

twiddle.json

{
  "version": "0.13.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "release",
    "ember-template-compiler": "release",
    "ember-testing": "release"
  },
  "addons": {
    "ember-data": "2.16.3"
  }
}