Simple Reusable Components in ES6

app.js

import { helloWorld } from './lib/hello-world';
import sayHello from './lib/say-hello';

$(document).ready(function() {
  sayHello(helloWorld);
  // Hello Friend
});

hello-world.js

const helloWorld = {
	hello: function(name) {
		return 'Hello ' + name;
	}	
}
export { helloWorld }

say-hello.js

export default function(helloWorld) {
	console.log(helloWorld.hello('Friend'));
}