anchor.diff:  
     vim-lsp = buildVimPluginFrom2Nix {
       pname = "vim-lsp";
  -    version = "2021-05-03";
  +    version = "2021-06-02";
       src = fetchFromGitHub {
         owner = "prabirshrestha";
         repo = "vim-lsp";
  -      rev = "1f98a0656620bfc03dcb8bad87aa76a6304b3b73";
  -      sha256 = "177l1xbd1039mmxwk2ggbjawvnpqp362w0mnqvqs2655ib4zdbq3";
  +      rev = "ddd5abb5b6491117c4b7ef4149e47945926eecd8";
  +      sha256 = "0xv687xzwqhwpmxr65sm3ln74y8mxww1q3fqj57va06ilxzac56c";
       };
       meta.homepage = "https://github.com/prabirshrestha/vim-lsp/";
     };
  
positive.code: 
    nerdcommenter = buildVimPluginFrom2Nix {
      pname = "nerdcommenter";
      version = "2021-04-30";
      src = fetchFromGitHub {
        owner = "preservim";
        repo = "nerdcommenter";
        rev = "ab475e1325ad6eaec15a3113f201a4e4a3ee2811";
        sha256 = "00zmrgb8f2i0i00xbqnidxln6bkz740q09cj7kysk5142z27435q";
      };
      meta.homepage = "https://github.com/preservim/nerdcommenter/";
    };
  
negative.code: 
    vim-nix = buildVimPluginFrom2Nix {
      pname = "vim-nix";
      version = "2021-05-28";
      src = fetchFromGitHub {
        owner = "LnL7";
        repo = "vim-nix";
        rev = "63b47b39c8d481ebca3092822ca8972e08df769b";
        sha256 = "08n9cgphv2m96kk5w996lwlqak011x5xm410hajmc91vy5fws361";
      };
      meta.homepage = "https://github.com/LnL7/vim-nix/";
    };
  