Grokking Contextual Components

components.baby-bar.js

import Ember from 'ember';

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

components.baby-foo.js

import Ember from 'ember';

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

components.my-bar.js

import Ember from 'ember';

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

components.my-foo.js

import Ember from 'ember';

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

components.my-wrap.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',
  items: [1, 2, 3]
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>
{{#my-wrap name="Kyle" as |f|}}
	{{#each items as |item|}}
  	{{f.foo name=item age=item}}
  {{/each}}
	{{#f.foo as |g|}}
  	{{g.babyFoo}}
    {{g.babyBar}}
  {{/f.foo}}
  {{f.bar name="Homey"}}
  {{#f.foo as |h|}}
  	{{h.babyBar}}
    {{h.babyFoo}}
  {{/f.foo}}
  {{f.foo age='31'}}
  {{f.bar}}
  {{f.babyBar}}
{{/my-wrap}}

templates.components.baby-bar.hbs

<p>Baby Bar</p>

templates.components.baby-foo.hbs

<p>Baby Foo</p>

templates.components.my-bar.hbs

<h4>{{name}} - Bar</h4>

templates.components.my-foo.hbs

<h4>Foo - {{name}}, {{age}}</h4>
{{yield
	(hash
  	babyFoo=(component 'baby-foo')
    babyBar=(component 'baby-bar')
  )
}}

templates.components.my-wrap.hbs

<h3>Wrap Component</h3>

{{yield
	(hash
		foo=(component 'my-foo' name=name)
    bar=(component 'my-bar' name=name)
  )
}}

twiddle.json

{
  "version": "0.10.6",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.9.0",
    "ember-data": "2.9.0",
    "ember-template-compiler": "2.9.0",
    "ember-testing": "2.9.0"
  },
  "addons": {}
}