import Joi from 'joi';
import { NextMicroConfig, ServiceConfig } from '../../config';
export declare const uniqueRootPort: (config: NextMicroConfig, helpers: Joi.CustomHelpers) => NextMicroConfig | Joi.ErrorReport;
export declare const dir: (filePath: string, helpers: Joi.CustomHelpers) => string | Joi.ErrorReport;
export declare const file: (filePath: string, helpers: Joi.CustomHelpers) => string | Joi.ErrorReport;
export declare const script: (config: ServiceConfig, helpers: Joi.CustomHelpers) => ServiceConfig | Joi.ErrorReport;