export interface SwrFetcherOptions {
    /**
     * Whether to include credentials in the fetch operation.
     * @default 'include'
     */
    credentials?: RequestInit['credentials'];
    /**
     * The URL to fetch from.
     */
    url: string;
    /**
     * Whether to use the proper API response, where the response is an object with a data property.
     * If false, the response is assumed to be the data directly.
     * @default true
     */
    useProperApiResponse?: boolean;
}
/**
 * Fetches data from a URL using the SWR fetcher function.
 * @param urlOrOptions The URL to fetch from or the options object.
 * @returns Promise resolving to the fetched data
 * @example
 * ```ts
 * // Fetch data from a URL
 * const data = await swrFetcher('/api/users/123');
 *
 * // Fetch data from a URL with options
 * const data = await swrFetcher({ url: '/api/users/123', credentials: 'omit' });
 * ```
 */
export declare function swrFetcher<T>(urlOrOptions: string | SwrFetcherOptions): Promise<T>;
/**
 * Fetches data from a URL using the SWR fetcher function.
 * @param urlOrOptions The URL to fetch from or the options object.
 * @returns Promise resolving to the fetched data
 * @deprecated Use `swrFetcher` with an options object instead.
 * ```ts
 * const data = await swrFetcher({ url: '/api/users/123', credentials: 'omit' });
 * ```
 */
export declare function unauthenticatedSwrFetcher<T>(url: string): Promise<T>;