gulp-es6-browserify-browsersync-boilerplate/source/js/app/main.js

A gulp with ES6 babel transpiler with browserify and browsersync boilerplate

/**
 * Created by Joseph Tan on 16/06/2016.
 */

import Polygon from "./objects/Polygon";

let polygon = new Polygon();

    polygon.height = 10;
    polygon.width = 10;

console.log("Polygon height:" + polygon.height, "Polygon width" +  polygon.width);