addyosmani/essential-js-design-patterns — pull request #138 by Sequoia (2014-03-16 02:35:30+00:00)
Title: Allow CareFactory fallback to default vehicleType

As written, the code would set a defualt type on the VehicleFactory prototype but *would not ever use it* because it is overridden in the constructor. This also made switching the default value to Truck in truck factory pointless, as the constructer overrode this as well