with (import <nixpkgs> {}); let nodejs-with-packages = with nodePackages; [ bower yarn ]; in stdenv.mkDerivation rec { name = "env"; env = buildEnv { name = name; paths = buildInputs; }; buildInputs = [ nodejs-with-packages yarn yarn2nix ]; builder = builtins.toFile "builder.sh" '' source $stdenv/setup touch $out ''; }