import { ConfigDescriptionParameter } from '../ConfigDescription';
import ConfinodeResult from '../ConfinodeResult';
import ConfinodeOptions from './ConfinodeOptions';
declare type SearchFunctionType<T extends object, M extends 'async' | 'sync'> = M extends 'async' ? {
    (searchStart?: string): Promise<ConfinodeResult<T> | undefined>;
    sync: (searchStart?: string) => ConfinodeResult<T> | undefined;
} : {
    (searchStart?: string): ConfinodeResult<T> | undefined;
    async: (searchStart?: string) => Promise<ConfinodeResult<T> | undefined>;
};
declare type LoadFunctionType<T extends object, M extends 'async' | 'sync'> = M extends 'async' ? {
    (name: string): Promise<ConfinodeResult<T> | undefined>;
    sync: (name: string) => ConfinodeResult<T> | undefined;
} : {
    (name: string): ConfinodeResult<T> | undefined;
    async: (name: string) => Promise<ConfinodeResult<T> | undefined>;
};
/**
 * The main Confinode class.
 */
export default class Confinode<T extends object = any, M extends 'async' | 'sync' = 'async'> {
    readonly name: string;
    private readonly description;
    readonly search: SearchFunctionType<T, M>;
    readonly load: LoadFunctionType<T, M>;
    private readonly parameters;
    private readonly loaderManager;
    private readonly folderCache;
    private readonly contentCache;
    private readonly configCache;
    constructor(name: string, description?: ConfigDescriptionParameter<T>, options?: ConfinodeOptions<M>);
    /**
     * Clear the cache.
     */
    clearCache(): void;
    /**
     * Asynchronously search for configuration.
     *
     * @param searchStart - The place where search will start, current folder by default.
     * @returns A promise resolving to the configuration if found, undefined otherwise.
     */
    private asyncSearch;
    /**
     * Synchronously search for configuration.
     *
     * @param searchStart - The place where search will start, current folder by default.
     * @returns The configuration if found, undefined otherwise.
     */
    private syncSearch;
    /**
     * Search for configuration.
     *
     * @param syncOnly - Do not use loaders if they cannot load synchronously.
     * @param searchStart - The place where search will start, current folder by default.
     * @returns A promise resolving to the configuration if found, undefined otherwise.
     */
    private searchConfig;
    /**
     * Search for configuration in given folder. This is a recursive method.
     *
     * @param syncOnly - Do not use loaders if they cannot load synchronously.
     * @param folder - The folder to search in.
     * @param ignoreAbsolute - True to ignore absolute file names.
     * @returns A promise resolving to the configuration if found, undefined otherwise.
     */
    private searchConfigInFolder;
    /**
     * Search for configuration using options descriptions.
     *
     * @param syncOnly - Do not use loaders if they cannot load synchronously.
     * @param folder - The folder in which to search.
     * @param ignoreAbsolute - True to ignore absolute file names.
     * @returns The found elements or undefined.
     */
    private searchConfigUsingDescriptions;
    /**
     * Search a file and its loader matching the given description in the given folder.
     *
     * @param syncOnly - Do not use loaders if they cannot load synchronously.
     * @param folder - The folder in which to search.
     * @param description - The file description.
     * @param ignoreAbsolute - True to ignore absolute file names.
     * @returns The found file and loader (and possible loader name), or undefined if none.
     */
    private searchFileAndLoader;
    /**
     * Simulate a generator for the known loader.
     *
     * @param loader - The loader to use.
     * @returns The known loader, formatted as if returned by loader manager.
     */
    private buildKnownLoaderGenerator;
    /**
     * Build the configuration file name (possibly without extension) based on the file name and the folder.
     *
     * @param folder - The folder in which to search for the file.
     * @param fileName - The name of the file.
     * @param ignoreAbsolute - True to ignore absolute file names.
     * @returns The built file name or undefined if should be ignored.
     */
    private buildConfigurationFileName;
    /**
     * Find the loader data for the given files.
     *
     * @param syncOnly - Do not use loaders if they cannot load synchronously.
     * @param folder - The folder in which search is done.
     * @param baseName - The base name (start) of the file, including the `.` preceding extension.
     * @param fileNames - The name of the files for which to find loaders.
     * @returns All found loader data as: full path to file, loader generator.
     */
    private findLoaderData;
    /**
     * Asynchronously load the configuration file.
     *
     * @param name - The name of the configuration file. The name may be an absolute file path, a relative
     * file path, or a module name and an optional file path.
     * @returns A promise resolving to the configuration if loaded, undefined otherwise.
     */
    private asyncLoad;
    /**
     * Synchronously load the configuration file.
     *
     * @param name - The name of the configuration file. The name may be an absolute file path, a relative
     * file path, or a module name and an optional file path.
     * @returns The configuration if loader, undefined otherwise.
     */
    private syncLoad;
    /**
     * Load configuration from file with given name.
     *
     * @param name - The name of the configuration file. The name may be an absolute file path, a relative
     * file path, or a module name and an optional file path.
     * @param syncOnly - Do not use loaders if they cannot load synchronously.
     * @param folder - The folder to resolve name from, defaults to current directory.
     * @param loadingParameters - The parameters for the current loading process.
     * @returns The configuration if loaded, undefined otherwise.
     */
    private loadConfig;
    /**
     * Load the configuration file.
     *
     * @param fileName - The name of the file to load.
     * @param syncOnly - Do not use loaders if they cannot load synchronously.
     * @param loaderOrLoading - The loader to use (if already found, search file cases) or the loading
     * parameters (loading in progress).
     * @returns The method will return the configuration, or undefined if content is empty (the meaning of
     * empty depends on the loader). May throw an error if loading problem.
     */
    private loadConfigFile;
    /**
     * Load configuration file (raw) content or throw an exception if no loader can load the file.
     *
     * @param fileName - The name of the file whose content needs to be loaded.
     * @param loaders - The loader generators.
     * @returns The file content.
     */
    private loadConfigFileContent;
    /**
     * Parse the file content.
     *
     * @param fileName - The name of file being parsed.
     * @param syncOnly - Do not use loaders if they cannot load synchronously.
     * @param loadingParameters - The loading parameters.
     * @param content - The content of the file.
     * @returns The parsing result.
     */
    private parseConfigFileContent;
    /**
     * Log the exception as an error of given type.
     *
     * @param isException - Indicate that this is an exception.
     * @param exception - The exception to log.
     */
    private log;
}
export {};