Descriptors helper

descriptor.js

var d = require('es5-ext/lib/Object/descriptor');

// with helper
Object.defineProperties(obj, {
  simple: d(value),
  getter: d.gs(function () { return this.a + this.b; }),
});

// without helper
Object.defineProperties(obj, {
  simple: { value: value, enumerable: false, configurable: true, writable: true },
  getter: { get: function () { reutrn this.a + this.b }, enumerable: false, configurable: true }
});