import { types as t } from '@babel/core';
export declare type NodeOfType<T> = Extract<t.Node, {
    type: T;
}>;
export declare type Visitor<TNode extends t.Node> = <TParent extends t.Node>(node: TNode, parent: TParent | null, parentKey: t.VisitorKeys[TParent['type']] | null, listIdx: number | null) => void;
export declare type Visitors = {
    [TMethod in t.Node['type']]?: Visitor<NodeOfType<TMethod>>;
};
declare const visitors: Visitors;
export declare function getVisitor<TNode extends t.Node>(node: TNode): Visitor<TNode> | undefined;
export default visitors;