import { TMiddleware } from '../classes/middleware';
import { IMessage } from '../classes/receiver';
import { TExtensibleMessage } from './definitions';
/**
 * Use a list of middlewares (or only one)
 * @param middlewares the middlewares
 */
export declare function use(...middlewares: TMiddleware<TExtensibleMessage>[]): void;
/**
 * Use a list of middlewares last (or only one)
 * @param middlewares the middlewares
 */
export declare function useLast(...middlewares: TMiddleware<TExtensibleMessage>[]): void;
/**
 * Let a context go through the middlewares
 * @param ctx the context
 */
export declare function run(ctx: IMessage): Promise<void>;