export declare function usePromise<T>(promisable: Promise<T>): {
    data: import("vue").ComputedRef<import("vue").UnwrapRef<T> | null | undefined>;
    error: import("vue").ComputedRef<unknown>;
    isError: import("vue").ComputedRef<boolean | undefined>;
    isPending: import("vue").ComputedRef<boolean | undefined>;
    isSuccess: import("vue").ComputedRef<boolean | undefined>;
};