anchor.diff:  
     jedi-vim = buildVimPluginFrom2Nix {
       pname = "jedi-vim";
  -    version = "2020-03-07";
  +    version = "2020-06-30";
       src = fetchFromGitHub {
         owner = "davidhalter";
         repo = "jedi-vim";
  -      rev = "e83112f9aab147ab485ee7af72e01d047c5206d3";
  -      sha256 = "0yj1bsfn43crmfn0ylyzyz41z0vmvapl5cgm7k1rnbj96i7vifx7";
  +      rev = "a0207fadf9f165adac61f01abc07db0ae898cbe6";
  +      sha256 = "0hdnswwp0nw8z2rm4dij958arb13rlqr4izqydbh046lh1ksc9b1";
         fetchSubmodules = true;
       };
       meta.homepage = "https://github.com/davidhalter/jedi-vim/";
  
positive.code: 
    vista-vim = buildVimPluginFrom2Nix {
      pname = "vista-vim";
      version = "2020-06-21";
      src = fetchFromGitHub {
        owner = "liuchengxu";
        repo = "vista.vim";
        rev = "0b5ece152b56e424b6df6ca9545517007ceb840f";
        sha256 = "1dr98fibcpq6c1adsb4bnbbgg6gpk9brfy3kkrbl49jqf2120zww";
      };
      meta.homepage = "https://github.com/liuchengxu/vista.vim/";
    };
  
negative.code: 
    defx-nvim = buildVimPluginFrom2Nix {
      pname = "defx-nvim";
      version = "2020-06-29";
      src = fetchFromGitHub {
        owner = "Shougo";
        repo = "defx.nvim";
        rev = "a17b460fe6b571135347e7464df1d5769c589fdc";
        sha256 = "0fldnfn4w2sarc7mxmp157xijwqhf8d8jy85qxppibfah4wicaia";
      };
      meta.homepage = "https://github.com/Shougo/defx.nvim/";
    };
  