anchor.diff:    pname = "lorri";
     inherit version;
   
  -  meta = with lib; {
  -    description = "Your project's nix-env";
  -    homepage = "https://github.com/nix-community/lorri";
  -    license = licenses.asl20;
  -    maintainers = with maintainers; [ grahamc Profpatsch ];
  -  };
  -
     src = fetchFromGitHub {
       owner = "nix-community";
       repo = pname;
  
positive.code: { lib, stdenv
  , pkgs
  , fetchFromGitHub
  , rustPlatform
    # Updater script
  , runtimeShell
  , writers
    # Tests
  , nixosTests
    # Apple dependencies
  , CoreServices
  , Security
  }:
  
negative.code:   doCheck = false;
  
    BUILD_REV_COUNT = src.revCount or 1;
    RUN_TIME_CLOSURE = pkgs.callPackage ./runtime.nix { };
  
    nativeBuildInputs = [ rustPackages.rustfmt ];
    buildInputs = lib.optionals stdenv.isDarwin [ CoreServices Security ];
  
    # copy the docs to the $man and $doc outputs
    postInstall = ''
  