--- /dev/null
+var __extends;
+/**
+ * Helper function so objects can inherit from another
+ * @param child
+ * @param parent
+ * @return {Object}
+ * @private
+ */
+__extends = function (child, parent) {
+ var __hasProp;
+ __hasProp = {}.hasOwnProperty;
+ for (var key in parent) {
+ if (parent.hasOwnProperty(key)) {
+ if (__hasProp.call(parent, key)) {
+ child[key] = parent[key];
+ }
+ }
+ }
+
+ function ClassConstructor() {
+ this.constructor = child;
+ }
+
+ ClassConstructor.prototype = parent.prototype;
+ child.prototype = new ClassConstructor();
+ child.__super__ = parent.prototype;
+ return child;
+};