anchor.diff:  
     nvim-tree-lua = buildVimPluginFrom2Nix {
       pname = "nvim-tree-lua";
  -    version = "2021-07-02";
  +    version = "2021-07-07";
       src = fetchFromGitHub {
         owner = "kyazdani42";
         repo = "nvim-tree.lua";
  -      rev = "589c36e26f99486e7ab5e2e6920636ffd5f3ae2a";
  -      sha256 = "0s5ha981igqkmp13xzxy1rj4cw687qxs5301byx9vjl2n5gkyb6j";
  +      rev = "933d69a37fa5e7a89dc7470376fbed9e692f4253";
  +      sha256 = "1ahxa1zp66vfj49lc5n7dmsw9l1xg68safn4cj2skf0ygkyqj8a9";
       };
       meta.homepage = "https://github.com/kyazdani42/nvim-tree.lua/";
     };
   
     nvim-treesitter = buildVimPluginFrom2Nix {
       pname = "nvim-treesitter";
  -    version = "2021-07-05";
  +    version = "2021-07-07";
       src = fetchFromGitHub {
         owner = "nvim-treesitter";
         repo = "nvim-treesitter";
  -      rev = "53d92f65bddf6623000b81ca5beae5ee3a6a736e";
  -      sha256 = "18irdbpwqpp6xjmqk7bjlvd8k2mzyg77xgw5k4y2y5vcjg8jazfq";
  +      rev = "61411b27c5e7a9539d0974583df8b6522eb89140";
  +      sha256 = "1xmzapyryb7l4h0f7wfyvi4znbr032h9xw9mfqq8503c90dzb8nq";
       };
       meta.homepage = "https://github.com/nvim-treesitter/nvim-treesitter/";
     };
  
positive.code: 
    defx-nvim = buildVimPluginFrom2Nix {
      pname = "defx-nvim";
      version = "2021-06-23";
      src = fetchFromGitHub {
        owner = "Shougo";
        repo = "defx.nvim";
        rev = "b3353d8bc1f14553e18c68332dc65418977698d1";
        sha256 = "0cydx3qv217k72rvn3gx3wb3dv5y6bf4zgggz8s84w9kn451swxn";
      };
      meta.homepage = "https://github.com/Shougo/defx.nvim/";
    };
  
negative.code: 
    lightspeed-nvim = buildVimPluginFrom2Nix {
      pname = "lightspeed-nvim";
      version = "2021-07-06";
      src = fetchFromGitHub {
        owner = "ggandor";
        repo = "lightspeed.nvim";
        rev = "1cbd25bd666f2bfbad480a5b9b308e64dbefdf71";
        sha256 = "0xyiii94ciyki82ck2h88daazs1c17h944vv6caafijs1jqly7xi";
      };
      meta.homepage = "https://github.com/ggandor/lightspeed.nvim/";
    };
  