Haskell Platform Proposal: add transformers and revise the mtl package to depend on it

Sittampalam, Ganesh ganesh.sittampalam at credit-suisse.com
Tue Sep 21 07:16:08 EDT 2010

Ross Paterson wrote:
> On Fri, Sep 17, 2010 at 12:29:46AM -0400, Brandon S Allbery KF8NH
> wrote: 
>> On 9/16/10 10:21 , Duncan Coutts wrote:
>>> does not know what to do. It's much more work for them to discover
>>> that this new package monads-fd was just added to the platform and
>>> it seems to provide the same modules.
>> Wasn't the original notion to leave monads-fd as is and have mtl-2
>> re-export monads-fd?
> It was, but installing two packages providing modules with the same
> name makes problems for people using ghci or ghc --make, and the
> suggestion of hiding mtl was criticized as too disruptive.  Hence the
> revised plan.

Isn't this still a problem for the things in transformers?


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