[rmonad] (r)monad transformers

Ganesh Sittampalam ganesh at earth.li
Wed Mar 18 18:37:39 EDT 2009


I've uploaded 0.4 closely followed by 0.4.1 to fix a missing module. Still 
transformers for now but this may well change in future.



On Wed, 18 Mar 2009, pepe wrote:

> Hi,
> I requested support for monad transformers in the rmonad package.
> Currently my code depends on the mtl, that might change if the transformers
> package becomes included in the Haskell Platform, but nonetheless my code 
> does not use
> any of the RMonadTrans instances made available by the rmonad package,
> only the SetT monad. Therefore I am not really bothered by this.
> Moreover, in the past I have easily stacked some mtl transformers on top
> of the Set monad by means of the AsMonad wrapper, which can be done
> independently of the RMonadTrans class.
> I am eager to see an update of rmonad in Hackage with the SetT code,
> so rest assured I am fine with either choice.
> Cheers,
> pepe
> On 17/03/2009, at 22:39, Ganesh Sittampalam wrote:
>> Hi,
>> I've started pushing some patches to the darcs repo
>> (http://code.haskell.org/rmonad) to handle monad transformers. I use the
>> same transformer types as already exist, and add a SetT of my own.
>> If anyone has any opinions on whether this should depend on the mtl
>> package or the newer transformers package, please let me know. For now I'm
>> depending on transformers but I'm trying to find out what the Haskell
>> Platform will be doing (I think the current plan is mtl) and will probably
>> follow that.
>> Cheers,
>> Ganesh
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