gistfile1.js

var my_object = {foo: bar}; // object literals are a good part of JavaScript

// the above is equallant to the following code in ES5
// Notice that a lot of internals are exposed
var my_object = Object.defineProperties(
    Object.create(Object.prototype), {
    foo: {
        value: bar,
        writable: true,
        enumerable: true,
        configurable: true
    }
});