import type { CallbackFunction0 } from './callbackCurry';
import { type SyncFunction } from './tryFunction';
import type { FlattenReturn } from './types';
export type FlattenAble<T> = SyncFunction<T> | CallbackFunction0<T> | PromiseLike<T>;
export declare function tryFlatten<T>(flattenAble: SyncFunction<T>): FlattenReturn<T>;
export declare function tryFlatten<T>(flattenAble: CallbackFunction0<T> | PromiseLike<T>): Promise<FlattenReturn<T>>;