import { AbstractTreeNode, ArtColumn, ArtColumnMergePath } from "../interfaces";
export declare const pathIndexMetaSymbol: unique symbol;
export declare const protoMetaSymbol: unique symbol;
type RecursiveFlatMapInfo<T> = {
    startIndex: number;
    endIndex: number;
    path: T[];
    isLeaf: boolean;
};
export default function makeRecursiveMapper<T extends AbstractTreeNode>(fn: (node: T, info: RecursiveFlatMapInfo<T>) => null | T | T[]): (tree: T[]) => T[];
/**添加表头下标位置*/
export declare const makeRecursiveMapperWithPathIndex: (columns: ArtColumn[]) => ArtColumnMergePath[];
export {};