SOURCE

var o = {},
myName = 'erik';
Object.defineProperty(o,'name',{
  configurable: true,
  enumerable: true,
  set: function(name) {
    this._name = true;
  	this._name = name;
    console.log(name)
    console.log(this)
  },
  get: function() {
  	return this._name;
  }
});
o.name = 1