interface GuardLikeResult {
    success: boolean;
    status: 200 | 403 | 429;
    reason: string;
    headers?: Headers;
    body?: string;
    contentType?: string;
}
interface GuardLike {
    check(request: Request): Promise<GuardLikeResult>;
}
interface GuardRunnerOptions {
    onBlocked?: (result: GuardLikeResult) => Response;
}
declare function toBlockedResponse(result: GuardLikeResult): Response;
declare function runGuards(request: Request, guards: GuardLike[], options?: GuardRunnerOptions): Promise<Response | null>;

export { type GuardLike as G, type GuardLikeResult as a, type GuardRunnerOptions as b, runGuards as r, toBlockedResponse as t };