import type { HttpError, HttpErrorData } from '@goatlab/js-utils';
import type { NextFunction, Request, Response } from 'express';
/**
 * Sanitize error messages for production environment
 * Prevents leaking sensitive information in error responses
 */
export declare function sanitizeErrorForProduction(error: HttpError<HttpErrorData>): HttpError<HttpErrorData>;
/**
 * Production-ready error handler middleware
 * Ensures no sensitive information is leaked in error responses
 */
export declare function productionErrorHandler(): (err: any, req: Request, res: Response, next: NextFunction) => void;
/**
 * Async error wrapper to catch errors in async route handlers
 */
export declare function asyncErrorHandler(fn: (req: Request, res: Response, next: NextFunction) => Promise<unknown> | unknown): (req: Request, res: Response, next: NextFunction) => void;