{ mkShell, ghc, haskell, biohazardSrc }:

let
  ghcP = with haskell.lib;
    ghc.withPackages (pkgs:
      with pkgs; [
        hlint
        (doJailbreak (markUnbroken (biohazard.overrideAttrs (_: {
          src = biohazardSrc;
          patches = [ ./biohazard.patch ];
        }))))
      ]);
in mkShell { buildInputs = [ ghcP ]; }