23 Jan
2013
23 Jan
'13
2:16 p.m.
John Wiegley <johnw@fpcomplete.com> writes:
And EitherT can already do that, it just lacks a convenience function to make it easier (i.e, not having to write lots of nested if statements).
Never mind, when/unless + left work just fine for this. -- John Wiegley FP Complete Haskell tools, training and consulting http://fpcomplete.com johnw on #haskell/irc.freenode.net