import type { HierarchyRectangularNode } from '@visx/hierarchy/lib/types.js';
import type { ClusterNode, LeafNode } from '../types/guards/node-guards.js';
import type { InternalTreeMapNode } from '../types/internal.js';
export declare const splitNodesByDepth: (nodes: HierarchyRectangularNode<InternalTreeMapNode>[]) => {
    clusters: HierarchyRectangularNode<ClusterNode>[];
    leafs: HierarchyRectangularNode<LeafNode>[];
};