Interface FetchOptions

interface FetchOptions {
    onAfterResponse?: (
        response: Response,
        req: IncomingMessage,
        res: ServerResponse,
        options: NormalizedServerOptions,
    ) => void | Promise<void>;
    onBeforeRequest?: (
        requestOptions: RequestInit,
        req: IncomingMessage,
        res: ServerResponse,
        options: NormalizedServerOptions,
    ) => void | Promise<void>;
    requestOptions?: RequestInit;
}