On Wed, Jun 3, 2009 at 8:52 PM, Daniel Peebles <pumpkin...@gmail.com> wrote: > It seems like if we could get fail out of Monad and into something > like MonadFail/Zero, then it might make sense to make a lookup that > returned an instance of that instead? > > Dan >
Do you mean splitting up MonadPlus/Alternative into two classes? Or we could just return in MonadPlus/Alternative. Antoine _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
