{ pkgs ? (import ../../../. {}).third_party, ... }: (pkgs.haskellPackages.extend (pkgs.haskell.lib.packageSourceOverrides { xanthous = pkgs.gitignoreSource ./.; })).shellFor { packages = p: [p.xanthous]; withHoogle = true; doBenchmark = true; buildInputs = with pkgs.haskellPackages; [ cabal-install ghc-prof-flamegraph hp2pretty hlint pkgs.haskell-language-server.ghc883 ]; }