import { AlgorithmNode, CommutatorNode, ConjugateNode, Node, NodeTypes, RepeatingNode, SequenceNode, TurnNode } from '../Nodes';
declare type VisitorFn<T extends Node> = (node: T) => Node | Node[] | null;
export declare type Visitor = Readonly<{
    [NodeTypes.Turn]: VisitorFn<TurnNode>;
    [NodeTypes.Sequence]: VisitorFn<SequenceNode>;
    [NodeTypes.Conjugate]: VisitorFn<ConjugateNode>;
    [NodeTypes.Commutator]: VisitorFn<CommutatorNode>;
    [NodeTypes.Repeating]: VisitorFn<RepeatingNode>;
    [NodeTypes.Algorithm]: (node: AlgorithmNode) => AlgorithmNode;
}>;
export {};