New Twiddle

components.ember-input-wrapper.js

import Ember from 'ember';

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

components.input-wrapper.js

import Ember from 'ember';

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

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  logs: Ember.A([]),
  actions: {
    logEvent(e) {
      const originalEvent = e.originalEvent ? e.originalEvent: e;
      const key = originalEvent.key ? originalEvent.key: originalEvent.data;
      this.get('logs').unshiftObject(originalEvent.type + ': ' + key);
    },
    
    clear() {
      this.set('logs', Ember.A([]));
    }
  }
});

templates.application.hbs

<h1>Keyboard Event Demonstration</h1>
<p>Please open your console and type into each input to see how they behave. Notice that the wrapped Ember input doesn't fire keyUp on Return keypresses.</p>
<br>
<br>

Native input <br>
<input onkeydown={{action "logEvent"}}
			 onkeypress={{action "logEvent"}}
			 oninput={{action "logEvent"}}
			 onkeyup={{action "logEvent"}}
			 onchange={{action "logEvent"}}>
<br> <br>
Ember input <br>
{{input keyDown=(action "logEvent")
        keyPress=(action "logEvent")
				input=(action "logEvent")
        keyUp=(action "logEvent")
        change=(action "logEvent")}}
<br> <br>
Wrapped Native input 
{{input-wrapper keyDown=(action "logEvent")
        	      keyPress=(action "logEvent")
					      input=(action "logEvent")
        	      keyUp=(action "logEvent")
        	      change=(action "logEvent")}}
<br> 
Wrapped Ember input 
{{ember-input-wrapper keyDown=(action "logEvent")
        	      keyPress=(action "logEvent")
					      input=(action "logEvent")
        	      keyUp=(action "logEvent")
        	      change=(action "logEvent")}}

<br>
<button {{action "clear"}}>Clear Logs</button><br>
<ul>
{{#each logs as |log|}}
<li>{{log}}</li>
{{/each}}
</ul>
<br>

templates.components.ember-input-wrapper.hbs

<input>

templates.components.input-wrapper.hbs

{{input}}

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"
  }
}