import { BaseConfigValue, IInvalidConfigValue, INullConfigValue, IResolvedPlaceholder, IRootConfigValue, ISource } from '../types';
export declare function invalidValueForPlaceholder(placeholder: IResolvedPlaceholder): IInvalidConfigValue;
export declare function nullValueForPlaceholder(placeholder: IResolvedPlaceholder): INullConfigValue;
export declare function buildBaseConfigValue(source: ISource, obj: any, nullable?: boolean): BaseConfigValue;
export declare function createConfigObject(source: ISource, obj: any): IRootConfigValue;