Happy / Alex description for Haskell2010

Sam Halliday sam.halliday at gmail.com
Thu Oct 25 20:16:02 UTC 2018


Thanks Doaitse,

I'm not looking for a parser that I can run, I am mostly interested in
the codified BNF, to study, and adapt.

I'll take a look at the Utrecht Haskell Compiler in any case, as it
sounds interesting... do you mean this file?
https://github.com/uhc/uhc/blob/master/EHC/src/helium/Parser/Parser.hs

On Thu, 25 Oct 2018 at 20:11, Doaitse Swierstra <doaitse at swierstra.net> wrote:
>
> I do not know why you do need a Haskell parser, but the Utrecht Haskell Compiler contains a combinator based Haskell parser (using the uulib package, supporting the offside rule) which might serve your needs. It can easily be adapted if needed.
>
>  Doaitse Swierstra
>
>
>
> > Op 25 okt. 2018, om 20:31  heeft Sam Halliday <sam.halliday at gmail.com> het volgende geschreven:
> >
> > Hello all,
> >
> > Is there a Happy / Alex file describing Haskell2010?
> >
> > I can see the versions in the ghc source tree, but of course they
> > support all the ghc extensions. The link to the hsparser page [1] in
> > the Happy documentation doesn't seem to exist anymore.
> >
> > I would also love to hear if there is a Bison definition.
> >
> > Best regards,
> > Sam
> >
> > [1] http://www.pms.informatik.uni-muenchen.de/mitarbeiter/panne/haskell_libs/hsparser.html
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>


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