// Inheritance utility (see: http://coffeescript.org/#try:class%20A%0Aclass%20B%20extends%20A)
function inherit(child, parent) {
  // shallow copy own properties
  for (var key in parent) {
    if (parent.hasOwnProperty(key)) {
      child[key] = parent[key];
    }
  }

  function ctor() {this.constructor = child;}
  ctor.prototype = parent.prototype;
  child.prototype = new ctor();

  child.uber = parent.prototype; // keep a reference to parent's prototype into child.uber

  return child;
};

// Exports
this.inherit = inherit;
if (typeof module !== "undefined" && module !== null) {
  module.exports = this.inherit;
}