import * as ast from "../ast/index";
export declare function findNodeByType<TType extends ast.Node["type"]>(nodes: ast.Node[], type: TType): Extract<ast.Node, {
    type: TType;
}> | undefined;
export declare function filterNodesByType<TType extends ast.Node["type"]>(nodes: ast.Node[], type: TType): Extract<ast.Node, {
    type: TType;
}>[];
export declare function filterNodesByTypes<TType extends ast.Node["type"]>(nodes: ast.Node[], types: TType[]): Extract<ast.Node, {
    type: TType;
}>[];