computed.sort change

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  all: Ember.A([{id:3,text:'abb'},{id:1,text:'a'},{id:2,text:'ab'}]),
  sortedQueue: Ember.computed.sort('all', 'sortProp'),
  sortProp: ['id:desc'],
  
  wrongSortedQueue: Ember.computed.sort('all', 'id:desc'),
});

templates.application.hbs

<div>Working with a property referring to an array</div>
{{#each sortedQueue as |q|}}
	{{q.id}} {{q.text}}
{{/each}}

<div>Not Working with a 'direct property'</div>
{{#each wrongSortedQueue as |q|}}
	{{q.id}} {{q.text}}
{{/each}}

twiddle.json

{
  "version": "0.7.2",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.2.2",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.4.3/ember-data.js",
    "ember-template-compiler": "2.2.2"
  }
}