anchor.diff:  
     refactoring-nvim = buildVimPluginFrom2Nix {
       pname = "refactoring.nvim";
  -    version = "2022-01-15";
  +    version = "2022-01-20";
       src = fetchFromGitHub {
         owner = "theprimeagen";
         repo = "refactoring.nvim";
  -      rev = "f01fa7c6a2dffc3826bd4ce50922e99d9ec6778a";
  -      sha256 = "0m4c93qxl53jid214lwvsv5xh4hm5kdcvahp1rxzizzinmcvglar";
  +      rev = "fc5de4af62272864f947d4af3bdd87c4f28c371c";
  +      sha256 = "1pcllxlmk4d6n2rgcgj8vwghfxa1y8gxdmk7w9fnjc83dczfh8nd";
       };
       meta.homepage = "https://github.com/theprimeagen/refactoring.nvim/";
     };
  
positive.code: 
    nvim-treesitter = buildVimPluginFrom2Nix {
      pname = "nvim-treesitter";
      version = "2022-01-15";
      src = fetchFromGitHub {
        owner = "nvim-treesitter";
        repo = "nvim-treesitter";
        rev = "ca837f5218e409a35d987246280f28a43984de31";
        sha256 = "0ysgj1z81wscksk6cqdsnf5n8k1vl0mzc9x36q8jrxsnd11xpzsw";
      };
      meta.homepage = "https://github.com/nvim-treesitter/nvim-treesitter/";
    };
  
negative.code: 
    vifm-vim = buildVimPluginFrom2Nix {
      pname = "vifm.vim";
      version = "2022-01-18";
      src = fetchFromGitHub {
        owner = "vifm";
        repo = "vifm.vim";
        rev = "c4985dc3990e565ec8bcd82b3eda0609cdf5bcc7";
        sha256 = "07yi58iidmagjpa3adbc767dirhdpk87pz1gza8i9ysj95jpnqjn";
      };
      meta.homepage = "https://github.com/vifm/vifm.vim/";
    };
  