hashes and yields

components.num-one.js

import Ember from 'ember';

export default Ember.Component.extend({
  _init: Ember.on('init', function(){
  	//console.log()
    
  })
});

components.num-three.js

import Ember from 'ember';

export default Ember.Component.extend({
});

components.num-two.js

import Ember from 'ember';

export default Ember.Component.extend({
});

controllers.application.js

import Ember from 'ember';

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

templates.application.hbs

{{#num-one 
	v="vvvvvvv"
as |n a b|}}
  {{n.numThree}}
  
  <br>========<br>
  
  {{#n.body
  	x2="this is x2"
  }}
  	this is the body!
  {{/n.body}}
  
  
{{/num-one}}

templates.components.num-one.hbs

{{yield (hash
	body=(component "num-two"
  	la="lalalalal"
    x=v
  )
  numThree=(component "num-three")
	
)}}

some basic content from num-one

templates.components.num-three.hbs

This is three!

templates.components.num-two.hbs

--
<br>
{{yield}} - {{la}} - {{x}} - {{x2}}
<br>
--

twiddle.json

{
  "version": "0.10.5",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.8.0",
    "ember-data": "2.8.0",
    "ember-template-compiler": "2.8.0",
    "ember-testing": "2.8.0"
  },
  "addons": {}
}