On Mon, Dec 22, 2008 at 3:31 PM, Brian Hurt <bh...@spnz.org> wrote: > > I wrote my own implementation of MaybeT (which was a usefull exercise), but > a quick google showed: > > http://www.haskell.org/haskellwiki/New_monads/MaybeT > > But I'm wondering why it's not in the standard library. The standards > committee just hasn't gotten around to it yet? Or was there some discussion > of this in the past on some (public) maillist, that my admittedly shallow > googling failed to uncover, that someone could point me at?
Yeah, it'd be useful. Doesn't really matter, though, because it's on Hackage (http://hackage.haskell.org), so it's just a cabal install MaybeT away. Now that cabal and cabal-install are reasonably mature, we really don't have to worry about what's blessed as "standard" anymore. :-) Luke
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