anchor.diff:  
     seoul256-vim = buildVimPluginFrom2Nix {
       pname = "seoul256.vim";
  -    version = "2020-06-21";
  +    version = "2021-11-08";
       src = fetchFromGitHub {
         owner = "junegunn";
         repo = "seoul256.vim";
  -      rev = "24ed467ca6ef9ce7ede56c9ffb1c6b30cd0ee906";
  -      sha256 = "0ihs5nxdyx3jr1n96l2yx4b5gc48x7qbyxv6dc53ihw2vpn783fx";
  +      rev = "538742074ec5cac2e84c383f02b85b368d35df9c";
  +      sha256 = "0pcgx5ng3snfvcspfi62qbsg5pd10y79r3j21cn1g5rr5ck7zl7a";
       };
       meta.homepage = "https://github.com/junegunn/seoul256.vim/";
     };
  
positive.code: 
    nterm-nvim = buildVimPluginFrom2Nix {
      pname = "nterm.nvim";
      version = "2021-11-05";
      src = fetchFromGitHub {
        owner = "jlesquembre";
        repo = "nterm.nvim";
        rev = "992cb567250cbf59d1465eb7371f9c6c75a13fb0";
        sha256 = "0d7fww3bv8fcl4wy29laa2drlhr6a7b29xlcfm5mxxdyyaxa1f3c";
      };
      meta.homepage = "https://github.com/jlesquembre/nterm.nvim/";
    };
  
    nui-nvim = buildVimPluginFrom2Nix {
      pname = "nui.nvim";
      version = "2021-10-30";
      src = fetchFromGitHub {
        owner = "MunifTanjim";
        repo = "nui.nvim";
        rev = "362585d6515805d4be4eb665cf8707759a92a254";
        sha256 = "0gzanzyn7fa0qmngrqzlflzzyjzqkn21nhwbgw48hd0x143p0fab";
      };
      meta.homepage = "https://github.com/MunifTanjim/nui.nvim/";
    };
  
    null-ls-nvim = buildVimPluginFrom2Nix {
      pname = "null-ls.nvim";
      version = "2021-11-04";
      src = fetchFromGitHub {
        owner = "jose-elias-alvarez";
        repo = "null-ls.nvim";
        rev = "64b269b51c7490660dcb2008f59ae260f2cdbbe4";
        sha256 = "1vp5y8cd3ljhshg2hrisbgxxb1zz5xqqxldngv3ll98pd98f9yjy";
      };
      meta.homepage = "https://github.com/jose-elias-alvarez/null-ls.nvim/";
    };
  
negative.code: 
    goto-preview = buildVimPluginFrom2Nix {
      pname = "goto-preview";
      version = "2021-11-09";
      src = fetchFromGitHub {
        owner = "rmagatti";
        repo = "goto-preview";
        rev = "b930629c018c6b30d42e8d271a32a37e0360c628";
        sha256 = "0mly30sqbs43xmkda04jzk4knxcv7f42sddm87ky6j8ii67147ys";
      };
      meta.homepage = "https://github.com/rmagatti/goto-preview/";
    };
  