import { ArgumentMetadata, PipeTransform } from '@nestjs/common';
/**
 * app.useGlobalPipes(new ValidationPipe({ transform: true, whitelist: true })) is used already.
 */
export declare class CustomValidationPipe implements PipeTransform<any> {
    transform(value: any, { metatype }: ArgumentMetadata): any;
    private toValidate;
}