import { NestMiddleware, OnModuleInit } from '@nestjs/common';
import { NextFunction, Request, Response } from 'express';
import { RequestContext } from './request-context.model';
import { RequestContextModuleOptions } from './request-context.module';
export declare class RequestContextMiddleware<T extends RequestContext> implements NestMiddleware<Request, Response>, OnModuleInit {
    private readonly options;
    constructor(options: RequestContextModuleOptions<T>);
    use(req: Request, res: Response, next: NextFunction): void;
    onModuleInit(): void;
}
export declare function requestContextMiddleware<T extends RequestContext>(contextClass: (new () => T)): (req: Request, res: Response, next: NextFunction) => void;