[Nix-dev] How to help remedy build errors of Haskell packages in Nixpkgs

[emil.rangden at chas.se]

On 2014-08-10 14:40, Peter Simons wrote:
>  - Compile errors. Some packages cannot deal with current versions of
>    GHC and/or 3rd party dependencies. These errors manifest in the form
>    of genuine compiler errors. Errors of this kind must almost always 
> be
>    fixed upstream. The way to go in this case is to file a report and 
> to
>    mark the package as broken in Nixpkgs.

The package taffybar is fixed by the author, but there is no new hackage
release. Can cabal2nix deal with this somehow? The only thing I came up
with was dumping a 90k patch in the nixpkgs repo, but that feels 
perverse.

/Emil