/**
 * HTTP error class with status code
 *
 * @example
 * ```
 * // Throw 404 error with default message
 * throw new HttpError(404)
 * throw new HttpError(HttpStatusCodes.NOT_FOUND)
 *
 * // Throw 404 error with custom message
 * throw new HttpError(404, 'X not found')
 * throw new HttpError(HttpStatusCodes.NOT_FOUND, 'X not found')
 *
 * // Throw 500 error and expose custom message to user
 * throw new HttpError(HttpStatusCodes.INTERNAL_SERVER_ERROR, 'Missing configuration', {expose: true})
 *
 * // Handle HttpError
 * if (err instanceof HttpError) {
 *     console.log(err.message)
 *     return err.publicMessage
 * }
 * ```
 * @group Http
 */
export declare class HttpError extends Error {
    /**
     * Should error message be exposed to the user
     */
    expose: boolean;
    /**
     * HTTP status code
     */
    status: number;
    /**
     * `this.message` if `this.status` is `true` else message from [[HttpStatusReasons]] is used
     */
    publicMessage: string;
    /**
     * @throws `Error` if status is not supported
     * @param status HTTP [status code](https://developer.mozilla.org/en-US/docs/Web/HTTP/Status)
     * @param message error message, if not provided message from [[HttpStatusReasons]] is used
     * @param properties additional configuration
     */
    constructor(status: number, message?: string, properties?: {
        /**
         * Should error message be exposed to the user
         */
        expose: boolean;
    });
}