File: tree/js/extensions/tree-labelable.js

            /*jshint expr:true, onevar:false */
            
            /**
            Extension for `Tree` that adds baked-in support for node labels like you might
            see in a treeview or menu.
            
            @module tree
            @submodule tree-labelable
            @main tree-labelable
            **/
            
            /**
            Extension for `Tree` that adds baked-in support for node labels like you might
            see in a treeview or menu.
            
            @class Tree.Labelable
            @constructor
            @extensionfor Tree
            **/
            
            function Labelable() {}
            
            Labelable.prototype = {
                initializer: function () {
                    this.nodeExtensions = this.nodeExtensions.concat(Y.Tree.Node.Labelable);
                }
            };
            
            Y.Tree.Labelable = Labelable;