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

Johan Tibell johan.tibell at gmail.com
Fri Sep 17 07:56:59 EDT 2010


On Fri, Sep 17, 2010 at 1:48 PM, Ross Paterson <ross at soi.city.ac.uk> wrote:

> On Fri, Sep 17, 2010 at 01:18:47PM +0200, Johan Tibell wrote:
> > Could you please add an "Open Issues" section where you keep track on any
> open
> > issues/objections raised so far (a short summary is enough), to make sure
> that
> > we deal with them all and to avoid them being rehashed
>
> I've added an "Issues raised" section.
>

Thanks!


> > 2. More complicated type signatures due to using a monad transformer to
> define
> > base monads.
>
> I'm not sure what you mean here: do you mean inferred types?
>

Right, what GHC spits back at you if you have a type error. I'm not sure if
it's an important issue. I believe GHC tries to use the type synonyms in the
error messages.

-- Johan
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