[Haskell-cafe] Re: The container problem
barsoap at web.de
Sun Sep 28 04:57:58 EDT 2008
"Ariel J. Birnbaum" <valgarv at gmx.net> wrote:
> > I'm not actually bothered about every possible monad being
> > representable as such in Haskell. I'd just like Set to work. ;-)
> What would "work" mean in this case? I see two different meanings:
> 1. Use monadic operations (mapM, guard) on Sets.
> 2. Make the nice monadic syntax work for sets.
3. implement >>=, guardS and mapS for
data MyHack Set = MyHack Set
and abuse the do-notation for your own wicked purposes.
(c) this sig last receiving data processing entity. Inspect headers
for copyright history. All rights reserved. Copying, hiring, renting,
performance and/or broadcasting of this signature prohibited.
More information about the Haskell-Cafe