import { Operator } from '../core/types';
/**
 * @short
 * Simply *passes through* all values.
 *
 * @categories
 * operator
 *
 * @description
 * Propagates all values from the source iterable, doing nothing to them.
 *
 * @since
 * 0.0.1
 *
 * @returns
 * Operator<T, T>
 *
 * @example
 * j.pipe(
 *   [1, 2, 3],
 *   j.passThrough(),
 * )
 * // => [1, 2, 3]
 */
export declare function passThrough<T>(): Operator<T, T>;