anchor.diff:  
     nvim-treesitter = buildVimPluginFrom2Nix {
       pname = "nvim-treesitter";
  -    version = "2020-12-06";
  +    version = "2020-12-08";
       src = fetchFromGitHub {
         owner = "nvim-treesitter";
         repo = "nvim-treesitter";
  -      rev = "939d2e574ee82e77e243efebc50b746ed417d4b3";
  -      sha256 = "0zhccdxlavc45fqr1cckchmzkpyfmjvsvmsk76wh8xhpymsn9scn";
  +      rev = "b090476aa4bab404b9cfedd5b142851719114950";
  +      sha256 = "096j3hz0c5p9h9pln8x6yy2jwir5h9jbal0nhi8gixvwgl20jgbl";
       };
       meta.homepage = "https://github.com/nvim-treesitter/nvim-treesitter/";
     };
  
positive.code: 
    vim-codefmt = buildVimPluginFrom2Nix {
      pname = "vim-codefmt";
      version = "2020-11-12";
      src = fetchFromGitHub {
        owner = "google";
        repo = "vim-codefmt";
        rev = "d418de02d5a6225883b08466414e33e80a509685";
        sha256 = "1lsl2xcsyjj7ri32p89d425bq1lhpkbfac72hnwc7k6xwq87ibgm";
      };
      meta.homepage = "https://github.com/google/vim-codefmt/";
    };
  
negative.code: 
    deol-nvim = buildVimPluginFrom2Nix {
      pname = "deol-nvim";
      version = "2020-12-08";
      src = fetchFromGitHub {
        owner = "Shougo";
        repo = "deol.nvim";
        rev = "60b40060377b4fe87656889a183292fe3ead6b5a";
        sha256 = "0xlnp1fmiqa84nvnra59jqw81hxjivr01nnagg4d4bmfqzbjxddh";
      };
      meta.homepage = "https://github.com/Shougo/deol.nvim/";
    };
  