New Twiddle

controllers.application.js

import Ember from 'ember';
import { defaultMatcher } from 'ember-power-select/utils/group-utils';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  options: [
    'one',
		'two',
    'three',
    'four',
		'five',
    'six',
		'seven',
    'eight',
		'nine'
  ],
  
  customMatcher(_, term) {
    return term.length < 3 ? 1 : defaultMatcher(...arguments);
  },
  
  actions: {
    handleClose(select, e) {
      console.log('select.highlighted:', select.highlighted);
      console.log('the event that closes the component is:', e);
    }    
  }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
<div style="width: 300px">
{{#power-select options=options selected=selected
  onchange=(action (mut selected))
  matcher=customMatcher
  onclose=(action "handleClose") as |opt|}}
  {{opt}}
{{/power-select}}
</div>

<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<p>Loren ipsum </p>
<br>
<br>
<div id="ember-basic-dropdown-wormhole"></div>

twiddle.json

{
  "version": "0.12.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.12.0",
    "ember-template-compiler": "2.12.0",
    "ember-testing": "2.12.0"
  },
  "addons": {
    "ember-data": "2.12.1",
    "ember-power-select": "1.8.1"
  }
}