transformers versus mtl

Iavor Diatchki iavor.diatchki at
Thu Mar 19 19:39:49 EDT 2009


I would like to point out that another option is monadLib, which has
been around for a while.   It was never marketed very much so it never
become particularly popular but it works pretty well (my colleagues
and I use it on a number of projects).


On Thu, Mar 19, 2009 at 10:14 AM, Sittampalam, Ganesh
<ganesh.sittampalam at> wrote:
> Ross Paterson wrote:
>> On Mon, Mar 16, 2009 at 02:29:05PM -0000, Sittampalam, Ganesh wrote:
>>> I was actually asking about if any focused mtl -> transformers
>>> transition is planned and how it will be managed, in terms of dealing
>>> with the non-interoperability between the types in each.
>> There is no transition plan; transformers is a recent arrival.
>> I think it's an improvement, but we haven't had the discussion yet.
> Would now be a good time to start it, or do we need more experience
> of transformers?
> >From my point of view, I'm trying to decide what I should be exposing
> in interfaces right now (in particular for the rmonad package on
> hackage).
> It seems like the answer is mtl, but if there will be a transition to
> transformers in the relatively near future, it would be easier to be a
> front-runner, since I don't think the package is very widely used.
> Ganesh
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