[Haskell-cafe] Is there a plan for HappS and ghc-6.10.1?
hpacheco at gmail.com
Sun Nov 9 15:38:14 EST 2008
yes, 0.9.3 is out and it has compiled ok.thanks :)
On Sun, Nov 9, 2008 at 7:58 PM, Don Stewart <dons at galois.com> wrote:
> > Hi all,
> > The HappS version on Hackage does not yet support ghc 6.10, since GADT
> > pattern matching and the Exception API have changed.
> > One sample error is:
> > src/HAppS/Data/Xml/Base.hs:281:23:
> > GADT pattern match with non-rigid result type `t1'
> > Solution: add a type signature
> > ...
> > Adding a type signature via an auxiliary function instead of a case
> > expression, the problem goes away.
> > readElementRigidity :: (Monad m,Xml t) => Rigidity m -> m
> ([Element],t) ->
> > Maybe t
> > readElementRigidity Rigid m = ...
> > readElementRigidity Flexible m = ...
> > Is there a plan to update the version on Hackage to support ghc
> > I don't know either if it may break backwards compatibility.
> Check again. Lemmih updated HAppS to 6.10 today, and already it is in
> Arch Linux :-)
> -- Don
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