/// <summary>
/// Gets the directory content for a path below the <see cref="Root"/>.
/// </summary>
/// <param name="subpath">The subordinated path.</param>
/// <returns>The directory content.</returns>
public IDirectoryContents GetDirectoryContents(NormalizedPath sub)
{
sub = sub.ResolveDots().With(NormalizedPathRootKind.None);
GitFolder g = GitFolders.FirstOrDefault(f => sub.StartsWith(f.SubPath, strict: false));
return(g != null
? g.GetDirectoryContents(sub.RemovePrefix(g.SubPath)) ?? NotFoundDirectoryContents.Singleton
: PhysicalGetDirectoryContents(sub));
}
