export declare function validate(data: object, rules?: IValidationRules): Promise<never>;
export interface IValidationRules {
    [key: string]: IValidationRule[];
}
export declare type IValidationRule = (value: any, key: string, data: any) => (void | string | object) | Promise<string | void | object>;
export declare class ValidationException extends Error {
    data: ValidationError;
    statusCode: number;
    type: string;
    constructor(errors: ValidationError);
}
export interface ValidationError {
    [key: string]: Array<string>;
}