anchor.diff:  , poetry
   , cmake-format
   , pygls
  -, pyparsing
   , cmake
   , pytest-datadir
   , pytestCheckHook
  
positive.code:     ./use-latest-pygls.patch
    ];
  
    postPatch = ''
      substituteInPlace pyproject.toml \
        --replace 'pyparsing = "^2.4"' 'pyparsing = "^3.0.6"'
    '';
  
    nativeBuildInputs = [
      poetry
    ];
  
negative.code:   propagatedBuildInputs = [
      cmake-format
      pygls
    ];
  
    checkInputs = [
  