New Twiddle

components.my-component.js

import Component from '@ember/component';
import { computed } from '@ember/object';

export default Component.extend({
  prop1: computed({
    get() {
      return 'Initial Prop1 Value';
    },
    set(key, value) {
      console.log('Prop1 setter called');
      return value;
    }
  }),
  
  prop2: computed({
    get() {
      return 'Initial Prop2 Value';
    },
    set(key, value) {
      console.log('Prop2 setter called');
      return value;
    }
  }),
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{my-component prop1=prop1 prop2=prop2}}
<br>
<br>

templates.components.my-component.hbs

{{prop1}}
{{prop2}}

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"
  }
}