{ nixpkgs }:
with nixpkgs;
let
  ghc = pkgs.haskell.packages.ghc844.ghcWithPackages (hp: with hp; [
    blaze-html
    blaze-markup
    bytestring
    hinotify
    MonadRandom
    random
    scotty
    shakespeare
    text
  ]);
  make = ../chip/make;
  entrypoint = "Ibb";
in
stdenv.mkDerivation rec {
  name = "ibb";
  version = "0";
  src = ../.;
  nativeBuildInputs = [
    ghc
  ];
  strictDeps = true;
  buildPhase = "${ghc}/bin/runhaskell ${make} ibb";
  installPhase = ''
    mkdir -p $out/bin
    cp bild/${name} $out/bin/${name}
  '';
}