{
  haskellPackages,
  haskell,
  zlib,
  watchexec,
}:
haskellPackages.developPackage {
  name = "numbersquare";
  root = ./.;
  modifier =
    let
      addBuildTools =
        drv:
        haskell.lib.addBuildTools drv (
          [ watchexec ]
          ++ (with haskellPackages; [
            fourmolu
            haskell-language-server
            cabal-install
            hpack
            ghcid
            cabal-fmt
            hoogle
          ])
        );
      addExtraLibraries = drv: haskell.lib.addExtraLibraries drv [ zlib ];
    in
    drv: addExtraLibraries (addBuildTools drv);
}