[Haskell-cafe] ANNOUNCE: pqueue-mtl, stateful-mtl
lemming at henning-thielemann.de
Wed Feb 18 18:43:57 EST 2009
On Mon, 16 Feb 2009, Louis Wasserman wrote:
> I just posted stateful-mtl and pqueue-mtl 1.0.2, making use of the new approach to
> single-threaded ST wrapping. I discovered while making the modifications to both packages that
> the MonadSTTrans type class was unnecessary, enabling a cleaner integration with mtl proper. I'm
> pretty confident that this approach is airtight, but let me know if you encounter contradictions
> or problems.
Btw. there is now also the "transformers" package. It's Haskell 98,
however this is certainly not an issue for you, since higher-rank-types as
in runST are not Haskell 98 anyway.
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