/// <summary>
/// Gets the extension of a relative path including the leading dot. Ex: ".exe"
/// </summary>
/// <returns>A new path atom containing the extension, or PathAtom. Invalid if it didn't have an extension.</returns>
public PathAtom GetExtension(RelativePath path)
{
Contract.Requires(path.IsValid);
return(path.GetExtension(m_stringTable));
}
