prototypal inheritance of getters / setters

gistfile1.js

a = Object.create({}, {
  foo: {
    get: function () { console.log('a.foo get') },
    set: function (val) { console.log('a.foo set:', val) }
  }
})

function B(){}
B.prototype = a
var b = new B
b.foo = 12
console.log(b.foo)