Ember Reassignment Destrucuturing

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  
  foo: Ember.computed(function() {
    const meow = 'cat';
    const yo = { meow };
    
    return Ember.merge(yo, undefined);
  }),
  
  bar: Ember.computed(function() {
    const dog = Ember.Object.create({ 
      woof: 'bowwow',
      fur: 'much',
      wow: 'such'
    });
    let { ...rest, fur: meow } = dog.getProperties('woof', 'fur', 'wow');
	  return { ...rest, meow };
  })
});

templates.application.hbs

Yo
{{foo.meow}}
<br/>
{{bar.meow}}

twiddle.json

{
  "version": "0.10.6",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.9.0",
    "ember-data": "2.9.0",
    "ember-template-compiler": "2.9.0",
    "ember-testing": "2.9.0"
  },
  "addons": {}
}