/// <reference types="react" />
/*!
 * Copyright (c) Microsoft. All rights reserved.
 * Licensed under the MIT license. See LICENSE file in the project.
 */
import type { FoldArgs } from '@data-wrangling-components/core';
import type { StepComponentBaseProps } from '../types.js';
/**
 * Provides inputs for a step that needs lists of columns.
 */
export declare const FoldBase: React.FC<StepComponentBaseProps<FoldArgs> & {
    columns: string[];
}>;
