import type { CacheEntry } from '../lib/cache-handlers/types';
import type { CachedFetchValue } from '../response-cache/types';
/**
 * A generic cache store type that provides a subset of Map functionality
 */
type CacheStore<T> = Pick<Map<string, T>, 'entries' | 'size' | 'get' | 'set'>;
/**
 * A cache store specifically for fetch cache values
 */
export type FetchCacheStore = CacheStore<CachedFetchValue>;
/**
 * Parses fetch cache entries into a FetchCacheStore
 * @param entries - The entries to parse into the store
 * @returns A new FetchCacheStore containing the entries
 */
export declare function parseFetchCacheStore(entries: Iterable<[string, CachedFetchValue]>): FetchCacheStore;
/**
 * Stringifies a FetchCacheStore into an array of key-value pairs
 * @param store - The store to stringify
 * @returns A promise that resolves to an array of key-value pairs
 */
export declare function stringifyFetchCacheStore(entries: IterableIterator<[string, CachedFetchValue]>): [string, CachedFetchValue][];
/**
 * Serialized format for cache entries
 */
interface CacheCacheStoreSerialized {
    value: string;
    tags: string[];
    stale: number;
    timestamp: number;
    expire: number;
    revalidate: number;
}
/**
 * A cache store specifically for "use cache" values that stores promises of
 * cache entries.
 */
export type UseCacheCacheStore = Pick<Map<string, Promise<CacheEntry>>, 'entries' | 'size' | 'get' | 'set'>;
/**
 * Parses serialized cache entries into a UseCacheCacheStore
 * @param entries - The serialized entries to parse
 * @returns A new UseCacheCacheStore containing the parsed entries
 */
export declare function parseUseCacheCacheStore(entries: Iterable<[string, CacheCacheStoreSerialized]>): UseCacheCacheStore;
/**
 * Stringifies a UseCacheCacheStore into an array of key-value pairs
 * @param store - The store to stringify
 * @returns A promise that resolves to an array of key-value pairs with serialized values
 */
export declare function stringifyUseCacheCacheStore(entries: IterableIterator<[string, Promise<CacheEntry>]>): Promise<[string, CacheCacheStoreSerialized][]>;
export {};