import type { RecoveryFn } from '../internal/function.js';
import { type Maybe, type NotNullOrUndefined } from './maybe.js';
/**
 *  Return _input_ as `T` if the passed _input_ is not `null` and `undefined`.
 *  Otherwise, return the result of _recoverer_.
 *
 *  * The result of _recoverer_ must not be `Maybe<*>`.
 *  * If the result of _recoverer_ is `null` or `undefined`, throw `TypeError`.
 */
export declare function unwrapOrElseForMaybe<T>(input: Maybe<T>, recoverer: RecoveryFn<NotNullOrUndefined<T>>): NotNullOrUndefined<T>;