/// <summary>
/// Converts <paramref name="source"/> tuple to fast read-only one.
/// </summary>
/// <param name="source">The tuple to convert to fast read-only.</param>
/// <returns>Fast read-only version of <paramref name="source"/> tuple.</returns>
public static Tuple ToFastReadOnly(this Tuple source)
{
if (source == null)
{
return(null);
}
if (source.GetType() == typeof(FastReadOnlyTuple))
{
return(source);
}
return(new FastReadOnlyTuple(source));
}