/**
 * Domain Type representing an absolute and existing file
 */
export type FsPath = string & {
    type: 'FsPath';
};
/**
 * Type Guard which checks if @param path is a valid FsPath
 * @param path
 */
export declare const isFsPath: (path: string) => path is FsPath;
/**
 * Maps a path to an FsPath. Throws an error if the path does not exist or is
 * relative.
 */
export declare const toFsPath: (path: string) => FsPath;