JSFiddle - React, Tailwind, and code Playground

HTML

<ul id=el>
    <li>one</li>
    <li>two</li>
    <li>three</li>
</ul>​

JavaScript

$('el').addEvent('click:relay(li)', function(){
  window.fireEvent.call(window, '/my/event', ['one', 'two']);
});

window.addEvent('/my/event', function(one, two){
  console.log('in custom event', one, two);
  // where is target?
});