Andreas Abel

Now as GHC 9.12 has been pre-released, the issue might be more pressing: ``` [ 7 of 22] Compiling Data.List.Extra ( src/Data/List/Extra.hs, dist/build/Data/List/Extra.o, dist/build/Data/List/Extra.dyn_o ) src/Data/List/Extra.hs:23:34: error: [GHC-87543] Ambiguous occurrence...

This is a pandemic: https://hackage.haskell.org/package/genvalidity-hspec-1.0.0.4/reports/2 > Error: cabal: The program 'happy' is required but it could not be found. @gbaz: Did anything go wrong with the latest deployment?

> [@bgamari](https://github.com/bgamari) moved the builder to a new, nixified box. That sounds like deployment could be a more automated process... Is the configuration that affects the doc builder hosted somewhere...

@ivanperez-keera wrote: > [@gbaz](https://github.com/gbaz) Could you also perhaps make bnfc available? - https://github.com/haskell-infra/hackage-doc-builder-config/pull/14

Me too.

This looks good. > Do you have any idea? [@andreasabel](https://github.com/andreasabel) What kind of input do you want from me? (Sorry, I fail to comprehend your question.)

I am currently using the `haskell-mode` from MELPA so I cannot easily test a PR.

I am also bitten by this new-fangled nonsense. I am trying to establish `base < 4.8` bounds on the completely outdated `greencard` family (e.g. https://hackage.haskell.org/package/greencard-3.0.3) and I am now barred...

@AiStudent Thanks for this PR. My apologies for not evaluating it earlier. I checked it out now and try to experiment with it. But the dependency `ply` seems hard to...

Alternatives? - https://github.com/lark-parser/lark (LALR, Early) - https://github.com/antlr/antlr4 (LL, but maybe ok, we already have an ANTLR backend for Java)