SOURCE

var Button = {
  template: '#button-template',
}
new Yox({
  el: '#app',
  template: '#template',
  events: {
    submit: function (event) {
      console.log('submit', event.type, event.ns)
    }
  },
  components: {
    Button: Button
  }
})

<div id="app"></div>
<script id="button-template" type="text/plain">
	<button on-click="bubble.ns">
  	Button
  </button>
</script>
<script id="template" type="text/plain">
	<div>
    <Button on-bubble.ns="submit" />
  </div>
</script>