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

Conrad Parker conrad at metadecks.org
Fri Sep 17 00:47:19 EDT 2010

On 17 September 2010 13:32, Brandon S Allbery KF8NH <allbery at ece.cmu.edu> wrote:
> Hash: SHA1
> On 9/16/10 10:42 , Duncan Coutts wrote:
>> On 16 September 2010 15:30, Felipe Lessa <felipe.lessa at gmail.com> wrote:
>>> This is probably the last chance we have to deprecate the name 'mtl'.
>> Is this actually a problem?
> It occurs to me that it's called "mtl" but will be exporting "monads-fd",
> leaving confusion as to whether "mtl" competes with, supersedes, is
> superseded by, or is unrelated to "transformers".  If "mtl" exports
> "monads-fd", then the latter is the case... but is that true?  Which is the
> point.

I imagined that mtl-2 would re-export all the stuff that is currently
defined in mtl, some of which is now implemented in transformers and
some in monads-fd.


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