/// <summary>
/// Pattern matching method for a branching expression
/// NOTE: This throws an InvalidOperationException if the object is in the
/// Left state
/// </summary>
/// <param name="right">Action to perform if the monad is in the Right state</param>
/// <returns>T</returns>
public static Func <T> MatchRight <R, L, T>(this Either <L, R> m, Func <R, T> right)
{
if (right == null)
{
throw new ArgumentNullException("right");
}
return(() =>
{
return right(m.Right());
});
}
/// <summary>
/// Pattern matching method for a branching expression
/// NOTE: This throws an InvalidOperationException if the object is in the
/// Left state
/// </summary>
/// <param name="right">Action to perform if the monad is in the Right state</param>
/// <returns>Unit</returns>
public static Func <Unit> MatchRight <L, R>(this Either <L, R> m, Action <R> right)
{
if (right == null)
{
throw new ArgumentNullException("right");
}
return(() =>
{
right(m.Right());
return Unit.Default;
});
}
