New Twiddle

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  one: Ember.computed(function() {
    console.log('get one');
    return true;
  }),
  two: Ember.computed(function() {
    console.log('get two');
    return 'TWO';
  }),
  oneOrTwo: Ember.computed('one', 'two', function() {
		let one = this.get('one');
    if (one !== undefined) {
      return one;
    }
    return this.get('two');
  }),
});

templates.application.hbs

{{oneOrTwo}}

twiddle.json

{
  "version": "0.15.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js",
    "ember": "3.2.2",
    "ember-template-compiler": "3.2.2",
    "ember-testing": "3.2.2"
  },
  "addons": {
    "ember-data": "3.2.0"
  }
}