[Haskell-cafe] ANN: monad-bool 0.1

John Wiegley johnw at fpcomplete.com
Wed Jan 23 07:16:26 CET 2013

>>>>> John Wiegley <johnw at 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

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