Is there a “right” way to do inheritance in JavaScript? If so, what is it?

Question

I have been trying to learn how to add testing to existing code -- currently reading reading Working Effectively With Legacy Code. I have been trying to apply some of the princ

Answer 1

Prototype offers its own take on inheritance, from http://www.prototypejs.org/api/class/create:

var Animal = Class.create({
  initialize: function(name, sound) {
    this.name  = name;
    this.sound = sound;
  },

  speak: function() {
    alert(this.name + " says: " + this.sound + "!");
  }
});

// subclassing Animal
var Snake = Class.create(Animal, {
  initialize: function($super, name) {
    $super(name, 'hissssssssss');
  }
});