import type { H3Event } from 'h3';
import { type UseDataCacheOptions } from './useDataCache.js';
import { DataCacheHelper } from '../../helpers/DataCacheHelper.js';
export type UseDataCacheCallbackCallback<T> = (helper?: DataCacheHelper) => Promise<T> | T;
export declare function useDataCacheCallback<T>(key: string, cb: UseDataCacheCallbackCallback<T>, event: H3Event, options?: UseDataCacheOptions): Promise<T>;