import { GraphNode, NodeDefinition } from '../../../types/graph';
import { FirstNode, FirstNodeDefinition } from '../keys/first';
import { LastNode, LastNodeDefinition } from '../keys/last';
import { LengthNode, LengthNodeDefinition } from '../keys/length';
import { NthNode, NthNodeDefinition } from '../keys/nth';
export declare type ListKeyNodeDefinition = FirstNodeDefinition | LastNodeDefinition | LengthNodeDefinition | NthNodeDefinition;
export declare type ListKeyNode = FirstNode | LastNode | LengthNode | NthNode;
export declare function isListKeyNode(value: GraphNode): value is ListKeyNode;
export declare function isListKeyNodeDefinition(value: NodeDefinition): value is ListKeyNodeDefinition;