import React from 'react';
declare type FetchProviderProps = {
    url?: string;
    options?: {
        [key: string]: any;
    };
    previewData?: any;
    children: React.ReactNode;
};
declare type FetchContext<T> = {
    loading: boolean;
    error?: string;
    data?: T;
};
export declare const FetchProvider: React.FC<FetchProviderProps>;
export declare const useFetch: <T extends unknown>() => FetchContext<T>;
export {};