import { MaybeRef } from '../types';
export declare function useNamespace(block?: string): {
    b: () => string;
    is: (name: MaybeRef<string>, state?: MaybeRef<boolean>) => string;
    m: (type: MaybeRef<string>, modifier?: MaybeRef<string | undefined>) => string | undefined;
    vv: (...args: (string | number)[]) => string;
    vn: (...args: (string | number)[]) => string;
    vb: (...args: (string | number)[]) => string;
    v: (...args: (string | number)[]) => string;
};