anchor.diff:  
     vista-vim = buildVimPluginFrom2Nix {
       pname = "vista-vim";
  -    version = "2021-06-16";
  +    version = "2021-08-03";
       src = fetchFromGitHub {
         owner = "liuchengxu";
         repo = "vista.vim";
  -      rev = "d709462958f2167008c9653a9cbc9de1067bfa2d";
  -      sha256 = "1fq4ah4jzfddg2w7n1sy9fjfy6z9ab3jslfx48n991i0kwbw4vp0";
  +      rev = "cb908f21c23d9c9ebce678c8dbc7a0f876384b8c";
  +      sha256 = "0s2r7k1g7bzwy0yc7hx6iqyha3839jngr2db5gdihnc1niq9z8q5";
       };
       meta.homepage = "https://github.com/liuchengxu/vista.vim/";
     };
  
positive.code: 
    nerdcommenter = buildVimPluginFrom2Nix {
      pname = "nerdcommenter";
      version = "2021-07-29";
      src = fetchFromGitHub {
        owner = "preservim";
        repo = "nerdcommenter";
        rev = "85364c56c4d85af69ac6c57262b40812a77be1e4";
        sha256 = "0qvy4ragn5f93ckmnph5zb90yfp7sv47zhz68f9cmvfrvc8hfa6i";
      };
      meta.homepage = "https://github.com/preservim/nerdcommenter/";
    };
  
negative.code: 
    nnn-vim = buildVimPluginFrom2Nix {
      pname = "nnn-vim";
      version = "2021-07-30";
      src = fetchFromGitHub {
        owner = "mcchrish";
        repo = "nnn.vim";
        rev = "ed06cc9f0e40e96bb7e3900bf6a56858db21e3f7";
        sha256 = "0qr7j9wf7kdkcv9a151nz0sjzvcx926dxss17b7mwrq3bpwhckvh";
      };
      meta.homepage = "https://github.com/mcchrish/nnn.vim/";
    };
  