export declare const throwOnTimeout: <T>(promise: PromiseLike<T>, { s }: {
    s: number;
}) => Promise<T>;
type TimeoutResult<T> = {
    ok: true;
    value: T;
} | {
    ok: false;
};
export declare const withTimeout: <T>(promise: T | PromiseLike<T>, { s }: {
    s: number;
}) => Promise<TimeoutResult<T>>;
export {};