anchor.diff:  
     vim-snippets = buildVimPluginFrom2Nix {
       pname = "vim-snippets";
  -    version = "2020-04-21";
  +    version = "2020-05-16";
       src = fetchFromGitHub {
         owner = "honza";
         repo = "vim-snippets";
  -      rev = "ad4407f31bf170b0813fb9b03f851cf79b5f65ca";
  -      sha256 = "0nr7xq5kz94fm578ds84pd3ydbhfbxs6r4fc5250anmazip2h2cw";
  +      rev = "087d3e7c72912baeb6b1d7ba626e61d50092c848";
  +      sha256 = "1vir3sl2px0m4pr2z013mfzwagrh9wqkj3wagysjvm779l462407";
       };
       meta.homepage = "https://github.com/honza/vim-snippets/";
     };
  
positive.code: 
    vim-xkbswitch = buildVimPluginFrom2Nix {
      pname = "vim-xkbswitch";
      version = "2019-12-14";
      src = fetchFromGitHub {
        owner = "lyokha";
        repo = "vim-xkbswitch";
        rev = "b9839555f70d319b4e21fc7bc9b559d91cf1260a";
        sha256 = "1ql8yv8rxpr9j9phf4jddqs1j81vcb9gpp0p3fmy6f8nf4b26nvw";
      };
      meta.homepage = "https://github.com/lyokha/vim-xkbswitch/";
    };
  
negative.code: 
    vim-localvimrc = buildVimPluginFrom2Nix {
      pname = "vim-localvimrc";
      version = "2020-05-20";
      src = fetchFromGitHub {
        owner = "embear";
        repo = "vim-localvimrc";
        rev = "7f9d254a0c46889454cc2fd2d5918b413e4cb85a";
        sha256 = "0428hbcj4w9lwmsv9jribkp5fjcbw3sg0gs81jf9n5ax0mxgnbzy";
      };
      meta.homepage = "https://github.com/embear/vim-localvimrc/";
    };
  