Set<NodeBuilder> nodesToVisit = []
            for (EdgeBuilder edge : node.deps) {
                def targetNode = edge.selected
                if (result.add(targetNode)) {
                    nodesToVisit << targetNode
                }
            }
            for (NodeBuilder child : nodesToVisit) {
                visitNodes(child, result)
            }
        }

left.right=current.left;right.left=current.right;current.left=dummy.right;current.right=dummy.left;this.root_=current;};SplayTree.prototype.traverse_=function(f){const nodesToVisit=[this.root_];while(nodesToVisit.length>0){const node=nodesToVisit.shift();if(node===null)continue;f(node);nodesToVisit.push(node.left);nodesToVisit.push(node.right);}};SplayTree.Node=function(key,value){this.key=key;this.value=value;};SplayTree.Node.prototype.left=null;SplayTree.Node.prototype.right=null;return{SplayTree,};});'use...