export declare class RuleValue {
    data: any;
    messages?: any;
    constructor(data: any, messages?: any);
}
declare type Message<T> = T | ((context?: any, args?: any) => T);
interface ClassArgs {
    new (): any;
}
declare type ArrayRule<T = string | object> = T | T[];
declare type RuleOption = ArrayRule | ClassArgs | ((args: any, context: any) => ArrayRule | Promise<ArrayRule>);
export declare function Rules(options: RuleOption, messages?: Message<{
    [key: string]: string;
}>): any;
export {};