anchor.diff:  
     indent-blankline-nvim = buildVimPluginFrom2Nix {
       pname = "indent-blankline.nvim";
  -    version = "2021-09-02";
  +    version = "2021-09-06";
       src = fetchFromGitHub {
         owner = "lukas-reineke";
         repo = "indent-blankline.nvim";
  -      rev = "f26818bbb0a5428b4699f6c49fc3d3fa3e822930";
  -      sha256 = "1yksfc2sbkn7p7wiai2d7rjnizylckvb1fck5k7kjwbxnwzwsjk5";
  +      rev = "c4317837801c72686a342a9db4d4f7405857c82d";
  +      sha256 = "0sb49f6yba94zyvqqggiz7lwm31ch94rwz09p5jh4iys49kb4s4s";
       };
       meta.homepage = "https://github.com/lukas-reineke/indent-blankline.nvim/";
     };
  
positive.code: 
    nerdtree = buildVimPluginFrom2Nix {
      pname = "nerdtree";
      version = "2021-08-12";
      src = fetchFromGitHub {
        owner = "preservim";
        repo = "nerdtree";
        rev = "0e71462f90fb4bd09121eeba829512cc24ab5c97";
        sha256 = "0q88xrd0zi0wm7rdpggq9gfrlki56w14qr4bg5x1im3p4y6nj7f3";
      };
      meta.homepage = "https://github.com/preservim/nerdtree/";
    };
  
negative.code: 
    tcomment_vim = buildVimPluginFrom2Nix {
      pname = "tcomment_vim";
      version = "2021-09-07";
      src = fetchFromGitHub {
        owner = "tomtom";
        repo = "tcomment_vim";
        rev = "5c5c31121ec607011c1e382163c0bce207ac2966";
        sha256 = "1cbalg696gcw1bbvclacrg081w1ygb7xfpv6y2w969b50m17l2lc";
      };
      meta.homepage = "https://github.com/tomtom/tcomment_vim/";
    };
  