It's not quite what you're asking for, but a very similar idea is the SHE preprocessor: http://personal.cis.strath.ac.uk/~conor/pub/she/
Dan On Mon, Feb 22, 2010 at 8:08 PM, Paul Brauner <paul.brau...@loria.fr> wrote: > Hello, > > I remember seeing something like > > > typedata T = A | B > > somewhere, where A and B are type constructors, but I can't find it in > the ghc doc. Have I been dreaming or is it some hidden feature ? > > Paul > _______________________________________________ > Haskell-Cafe mailing list > Haskell-Cafe@haskell.org > http://www.haskell.org/mailman/listinfo/haskell-cafe >
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