export interface TreeNodeT { value: string | number; parent: TreeNodeT | null; children: Array; } export interface TreeT { root: TreeNodeT; getNode(node: TreeNodeT, val: string | number): TreeNodeT | undefined; getPath(node: TreeNodeT, val: string | number, path: Array): Array | undefined; } export declare class VTree implements TreeT { root: TreeNodeT; constructor(value: string | number, parent: TreeNodeT | null, children?: Array); getNode(node: TreeNodeT, val: string | number): TreeNodeT | undefined; getPath(node: TreeNodeT, val: string | number, path: Array): Array | undefined; hasSameNode(nodes: Array, val: string | number): boolean; addNode(node: TreeNodeT): void; }