import { UNKNOWN_ERROR } from './constants.js';
import { type CustomError, type CustomErrorOptions, type ErrorMessages } from './types.js';
/**
 * Function for creating custom error classes. Such custom error class properly subclasses built-in `Error` and simplifies
 * generating error messages via predefined error codes.
 *
 * @param errorName Error name.
 * @param errorMessages Object containing all possible error messages.
 * @return Class that implements {@link CustomError}.
 */
export declare function createCustomError<ErrorCode extends string>(errorName: string, errorMessages: ErrorMessages<ErrorCode>): new (code: ErrorCode, options?: CustomErrorOptions) => CustomError<ErrorCode | typeof UNKNOWN_ERROR>;