anchor.diff:  
     nvcode-color-schemes-vim = buildVimPluginFrom2Nix {
       pname = "nvcode-color-schemes-vim";
  -    version = "2021-06-16";
  +    version = "2021-06-26";
       src = fetchFromGitHub {
         owner = "ChristianChiarulli";
         repo = "nvcode-color-schemes.vim";
  -      rev = "2afb852177a28e579c1348033dbc043a99ca6dc7";
  -      sha256 = "1aghwwcwsh4dka8jwq254pdb9l9c193iwnax9ab8s0zzcyk0x4bq";
  +      rev = "cb3682a8eaf25485efe0b377f0b9e8291f68ab59";
  +      sha256 = "0n08mkxf4m0sz07wd893s63l17v3kvvgx5aj62nf5p7paw1zv91c";
       };
       meta.homepage = "https://github.com/ChristianChiarulli/nvcode-color-schemes.vim/";
     };
  
positive.code: 
    vimtex = buildVimPluginFrom2Nix {
      pname = "vimtex";
      version = "2021-06-18";
      src = fetchFromGitHub {
        owner = "lervag";
        repo = "vimtex";
        rev = "6c0c94e985fd0c46dff92205ad3ac661bf82e3a6";
        sha256 = "1xybwyyc6kbmi5nsl0mfnrp2bkgwnkpqgfkmk2lxkpl3wgmcs5mj";
      };
      meta.homepage = "https://github.com/lervag/vimtex/";
    };
  
negative.code: 
    snap = buildVimPluginFrom2Nix {
      pname = "snap";
      version = "2021-06-26";
      src = fetchFromGitHub {
        owner = "camspiers";
        repo = "snap";
        rev = "9410aa77fb8771288ef0a882cd7e8ee81af51107";
        sha256 = "165a8hdkg0ma5s6gbnrhw0sqx37ilmfka6lq5k843sm5h98xyad7";
      };
      meta.homepage = "https://github.com/camspiers/snap/";
    };
  