import FileLoader from '@stackpress/lib/FileLoader';
import type { ConfigLoaderOptions, PluginLoaderOptions } from './types.js';
export declare class ConfigLoader extends FileLoader {
    protected _extnames: string[];
    protected _key: string;
    constructor(options?: ConfigLoaderOptions);
    load<T = any>(filepath: string, defaults?: T): Promise<T | undefined>;
    resolveFile(filepath?: string): Promise<string | null>;
}
export declare class PluginLoader extends ConfigLoader {
    protected _modules?: string;
    protected _plugins?: string[];
    protected _bootstrapped: boolean;
    constructor(options: PluginLoaderOptions);
    bootstrap(loader: (name: string, plugin: unknown) => Promise<void>): Promise<this>;
    plugins(): Promise<string[]>;
}