anchor.diff:  
     vim-gitgutter = buildVimPluginFrom2Nix {
       pname = "vim-gitgutter";
  -    version = "2021-01-26";
  +    version = "2021-02-08";
       src = fetchFromGitHub {
         owner = "airblade";
         repo = "vim-gitgutter";
  -      rev = "ff9d134f0c69e25d391138036051b2c5e6bac864";
  -      sha256 = "1xpqhhvxf13nk4hd7jn0ydkkdk7r14w72h8hmpxzhhji1d0pcy43";
  +      rev = "d249be7f3c04fe1970f8a50d1c219f1112f18676";
  +      sha256 = "1y40zjnvvn4qkg5wdp906a71fnk5dnnk2p2dl3igd0bcxswvqqwf";
       };
       meta.homepage = "https://github.com/airblade/vim-gitgutter/";
     };
  
positive.code: 
    nvim-lightbulb = buildVimPluginFrom2Nix {
      pname = "nvim-lightbulb";
      version = "2021-02-02";
      src = fetchFromGitHub {
        owner = "kosayoda";
        repo = "nvim-lightbulb";
        rev = "3437cc5696f6c6f1a46b1ad1445d9c917d3fa4bc";
        sha256 = "1i53c7wrbx52ybm9v1m6p8n8894gyb2hylv7iac063nkhnhl7v6h";
      };
      meta.homepage = "https://github.com/kosayoda/nvim-lightbulb/";
    };
  
    nvim-lspconfig = buildVimPluginFrom2Nix {
      pname = "nvim-lspconfig";
      version = "2021-02-04";
      src = fetchFromGitHub {
        owner = "neovim";
        repo = "nvim-lspconfig";
        rev = "e0ee3364c02c5eb739ce7af5a13e8cc50aae8d3d";
        sha256 = "0kcdy6scrxb01rwajcimay7257n7xiwrl48pm24nlb3k2fzmsr9s";
      };
      meta.homepage = "https://github.com/neovim/nvim-lspconfig/";
    };
  
negative.code: 
    popfix = buildVimPluginFrom2Nix {
      pname = "popfix";
      version = "2021-02-08";
      src = fetchFromGitHub {
        owner = "RishabhRD";
        repo = "popfix";
        rev = "efcd82cbae750aa743619bfae7453fbec9366b87";
        sha256 = "0041c9xnnhw24ablwqw9p9vlcmbfrp9l9r6i4ayh8id666ylsln9";
        fetchSubmodules = true;
      };
      meta.homepage = "https://github.com/RishabhRD/popfix/";
  