/// <reference types="node" />
import { InjectionToken } from '@neoskop/injector';
import { Application, ErrorRequestHandler, RequestHandler, Router } from 'express';
import { ApplicableAnnotation } from './metadata/controller';
import { IMiddleware } from './interfaces/middleware';
import { Server } from 'http';
/**
 * Provides the default error handler
 * @see {@link defaultErrorHandler}
 */
export declare const ERROR_HANDLER: InjectionToken<ErrorRequestHandler>;
/**
 * Provides an array of view directories
 */
export declare const VIEWS: InjectionToken<string[]>;
/**
 * Provides the name of the default view engine
 */
export declare const VIEW_ENGINE: InjectionToken<string>;
/**
 * Provides a end handler for the current request
 *
 * @internal
 * @hidden
 * @see {@link ApplicableAnnotation}
 */
export declare const DEFAULT_END_HANDLER: InjectionToken<ApplicableAnnotation>;
/**
 * Provides a path prefix for the views in the current module/controller
 */
export declare const VIEW_PREFIX: InjectionToken<string | undefined>;
/**
 * Provides the middleware to invoke before to controller action handler
 */
export declare const MIDDLEWARE_BEFORE: InjectionToken<(IMiddleware | RequestHandler)[]>;
/**
 * Provides the middleware to invoke after to controller action handler
 */
export declare const MIDDLEWARE_AFTER: InjectionToken<(IMiddleware | RequestHandler)[]>;
/**
 * Provides the express Application
 */
export declare const APP: InjectionToken<Application>;
/**
 * Provides the express router for the current module/controller
 */
export declare const ROUTER: InjectionToken<Router>;
/**
 * Provides the http server
 */
export declare const SERVER: InjectionToken<Server>;
/**
 * Provides an array of functions to call before the root module is created
 */
export declare const BOOTSTRAP_LISTENER_BEFORE: InjectionToken<Function[]>;
/**
 * Provides an array of functions to call after the root module is created
 */
export declare const BOOTSTRAP_LISTENER_AFTER: InjectionToken<Function[]>;
/**
 * Defines the injection tokens to copy to child provider
 * Useful for multi providers
 *
 * @internal
 * @hidden
 */
export declare const MULTI_TOKENS_FROM_PARENT: InjectionToken<string[]>[];