anchor.diff:  
     vim-bazel = buildVimPluginFrom2Nix {
       pname = "vim-bazel";
  -    version = "2020-08-22";
  +    version = "2021-01-31";
       src = fetchFromGitHub {
         owner = "bazelbuild";
         repo = "vim-bazel";
  -      rev = "85a044d854e5e48f72414726c255112be31e2cac";
  -      sha256 = "1hcfbl958v39w00kyfg75rcxs9xzaqnd98i4y322ayqfgrhd95n8";
  +      rev = "58c750d13ec2337ba3e5992f96891bbb843a9dbf";
  +      sha256 = "0xsgj1j8xamkri75cjnih5xzwp8y7g1i7hgbbbmknz5d8jm3p204";
       };
       meta.homepage = "https://github.com/bazelbuild/vim-bazel/";
     };
  
positive.code: 
    gitsigns-nvim = buildVimPluginFrom2Nix {
      pname = "gitsigns-nvim";
      version = "2021-01-19";
      src = fetchFromGitHub {
        owner = "lewis6991";
        repo = "gitsigns.nvim";
        rev = "59f7091554378794229bccca1faef6cfcc662024";
        sha256 = "05s2ln800gxw0xk53gf8zsv01hxdznhrqrkprp4iki4k28lay5kd";
      };
      meta.homepage = "https://github.com/lewis6991/gitsigns.nvim/";
    };
  
negative.code: 
    lispdocs-nvim = buildVimPluginFrom2Nix {
      pname = "lispdocs-nvim";
      version = "2021-01-27";
      src = fetchFromGitHub {
        owner = "tami5";
        repo = "lispdocs.nvim";
        rev = "0c45512ffabc6997f74c26b9c87d4b3cb021ab19";
        sha256 = "0m4iscxwdglvlkxhzs9gzx1iqvnvgknqxgss5k00wr0nrax8q3pl";
      };
      meta.homepage = "https://github.com/tami5/lispdocs.nvim/";
  