/*!
 * Copyright (c) Microsoft Corporation and contributors. All rights reserved.
 * Licensed under the MIT License.
 */
/// <reference types="node" />
import express from "express";
import morgan from "morgan";
/**
 * @internal
 */
export declare function alternativeMorganLoggerMiddleware(loggerFormat: string): (req: import("http").IncomingMessage, res: import("http").ServerResponse<import("http").IncomingMessage>, callback: (err?: Error | undefined) => void) => void;
/**
 * @internal
 */
export declare function jsonMorganLoggerMiddleware(serviceName: string, computeAdditionalProperties?: (tokens: morgan.TokenIndexer<express.Request, express.Response>, req: express.Request, res: express.Response) => Record<string, any>, enableLatencyMetric?: boolean, enableEventLoopLagMetric?: boolean): express.RequestHandler;
//# sourceMappingURL=morganLoggerMiddleware.d.ts.map