this.listenTo(this.model, 'change:subtrees', this.render);
},
render: function render() {
+ var _this = this;
+
var subtrees = this.model.get('subtrees');
- for (var id in subtrees) {
- if (subtrees.hasOwnProperty(id)) {
- this.$el.find('#toolbar-link-' + id).once('toolbar-subtrees').after(subtrees[id]);
- }
- }
+ Object.keys(subtrees || {}).forEach(function (id) {
+ _this.$el.find('#toolbar-link-' + id).once('toolbar-subtrees').after(subtrees[id]);
+ });
if ('drupalToolbarMenu' in $.fn) {
this.$el.children('.toolbar-menu').drupalToolbarMenu();