complex computed props

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  someVal: 'foo',
	oneWayComputed: Ember.computed.oneWay('someVal'),
	complexComputed: Ember.computed('someVal', {
  	get() {
      return this.get('someVal');
    },
    set(k,v) { return v }
  })
});

templates.application.hbs

<h1>Complex Computed Props</h1>
<h3> some value other props depend upon</h3>
<em>change this and watch the others update</em><br>
<code>someVal</code>: {{input value=someVal}}<br>
<br>
<h3>once this is set, it will not update with its dependent key</h3>
<em>change this and update someVal. this will not update.</em><br>
<code>oneWayComputed</code>: {{input value=oneWayComputed}}<br>
<br>
<h3>can set this and it will update when its dependent key updates</h3>
<em>change this, and then change someVal. watch this reset to the value of someVal.</em><br>
<code>complexComputed</code>: {{input value=complexComputed}}<br>
<br>
<br>

twiddle.json

{
  "version": "0.9.3",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.6.0",
    "ember-data": "2.6.1",
    "ember-template-compiler": "2.6.0"
  }
}