embracing_prototypal_object_model.js

RB.Object = {
  // Douglas Crockford's technique for object extension
  // http://javascript.crockford.com/prototypal.html
  create: function(){
    function F(){}
    F.prototype = arguments[0];
    var obj = new F();

    // Add all the other arguments as mixins that
    // 'write over' any existing methods
    for (var i=1; i<arguments.length; i++) {
      var methods = arguments[i];
      if (typeof methods == 'object'){
        for(methodName in methods) obj[methodName] = methods[methodName];
      }
    }
    return obj;
  }  
};