import { Context } from "koa";
/**
 * 支持optional，支持array，支持nested object
 */
export declare class ClassValidator {
    /**
     * 装载数据的容器
     */
    data: any;
    /**
     * 解析后的数据容器
     */
    parsed: any;
    /**
     * 数据校验错误容器
     */
    errors: any[];
    /**
     * 别名
     */
    alias: any;
    validate(ctx: Context, alias?: {}): Promise<this>;
    private replace;
    private checkRules;
    get(path: string, parsed?: boolean): any;
}
export declare class Rule {
    options: any;
    message: string;
    validateFunction: string | Function;
    optional: boolean;
    parsedValue: any;
    rawValue: any;
    defaultValue: any;
    constructor(validateFunction: string | Function, message?: string, ...options: any[]);
    validate(value: any): any;
}