import { AcchioError, AcchioRequestConfig } from "../core/types";
export declare function createError(message: string, config: AcchioRequestConfig, code?: string, request?: any, response?: any): AcchioError;
export declare function buildURL(url: string, params?: Record<string, any>): string;
export declare function mergeConfig(defaults: AcchioRequestConfig, config: AcchioRequestConfig): AcchioRequestConfig;
export declare function isPlainObject(value: any): boolean;