/**
 * App configuration for local development of Swell Apps.
 */
import Conf from 'conf';
import type { LocalApp } from '../types/index.js';
import type { App } from './apps/index.js';
/**
 * Checks if the swell config file exists at the given path, default to cwd.
 *
 * @param configFilePath - the path to the app config file
 * @returns boolean
 * @throws Error
 */
export declare function swellConfigFileExists(configFilePath?: string): Promise<boolean>;
export declare function writeRcFile(path: string, data: any): Promise<void>;
export declare function readRcFile(path: string): Promise<App>;
/**
 * Returns a new configuration instance in the current working directory or
 * a parent directory.
 *
 * @param configDir - the path to the app config directory. If not provided,
 * the config file will be searched for in the current working directory or
 * a parent directory.
 *
 * @returns Conf
 */
declare function config(configDir?: string): Promise<LocalApp>;
/**
 * Returns a new configuration instance in the current working directory only.
 *
 * @param path Path of the current working directory
 * @returns Conf
 */
export declare function newConfig(path?: string): Conf;
/**
 * Returns a new configuration instance at the specified path.
 *
 * @param appPath Path of the current working directory
 * @returns Conf
 */
export declare function newConfigAtPath(appPath?: string): Promise<Conf>;
export default config;