mjrosenb

#with import <nixpkgs> {};

let
  overlay = self: super:
    {
      haskell = super.haskell // {
        packages = super.haskell.packages // {
          ghcjs = super.haskell.packages.ghcjs.extend (hself: hsuper: {
            # Doctest fails to build with a strange error.
            doctest = null;