generator-fountain-angular2/generators/hello/templates/src/app/hello.js

Yeoman Fountain generator to scaffold a webapp with Angular 2 written in ES6 (Babel), TypeScript through Webpack or SystemJS including tools Gulp 4, ESLint, Browsersync and Karma

var ng = require('@angular/core');

module.exports = ng.Component({
  selector: 'fountain-app',
  template: require('./hello.html')
})
.Class({
  constructor: function () {
    this.hello = 'Hello World!';
  }
});