Expandable container

application.controller.js

import Ember from 'ember';

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

application.template.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
{{#my-component-1 as |toggle|}}
	This is my yield content
  <button {{action toggle}}>Hi!</button>
{{/my-component-1}}
<br>
<br>

my-component-1.component.js

import Ember from 'ember';

export default Ember.Component.extend({
  actions: {
  	toggle() {
    	alert('Hi!');
    }
  }
});

my-component-1.template.hbs

{{yield (action 'toggle')}}

twiddle.json

{
  "version": "0.6.3",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.3.1",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.4.0/ember-data.js",
    "ember-template-compiler": "2.3.1"
  }
}