import type { IOmOption, IOmOptionLoader, IOmUserOption } from '../../abstraction/index.js';
export declare abstract class OmOptionLoader implements IOmOptionLoader {
    load(configFile: string): Promise<IOmOption>;
    protected abstract loadModuleAsync(file: string): Promise<IOmUserOption>;
    protected loadUserOptionFromFile(configFile: string): Promise<IOmUserOption>;
    protected normalize(option: IOmUserOption): IOmOption;
}