export declare type TippleCache<D extends string = string> = Record<string, {
    data: any;
    refetch: boolean;
    domains: D[];
}>;
export interface TippleClientOptions<D extends string = string> {
    baseUrl?: string;
    fetchOptions?: ((o: RequestInit) => RequestInit) | RequestInit;
    initialCache?: TippleCache<D>;
}
export interface TippleClient<D extends string = string> {
    config: TippleClientOptions<D>;
    /** Callback for cache updates. */
    addCacheWatcher: (callback: (cache: TippleCache<D>) => void) => () => void;
    /** Additions to cache. */
    addResponse: (arg: {
        key: string;
        data: any;
        domains: D[];
    }) => void;
    /** Invalidation of cache. */
    clearDomains: (domains: D[]) => void;
}
export declare const createClient: <D extends string = string>(config?: TippleClientOptions<D>) => TippleClient<D>;