anchor.diff:  
     null-ls-nvim = buildVimPluginFrom2Nix {
       pname = "null-ls.nvim";
  -    version = "2021-12-21";
  +    version = "2021-12-22";
       src = fetchFromGitHub {
         owner = "jose-elias-alvarez";
         repo = "null-ls.nvim";
  -      rev = "1c80377e0ab63f692540e75fba2a0c0c8d51de71";
  -      sha256 = "1jmk8xhpiy9jn2qaplkw0ax6npgp45052rcyxz5cxz3b7zn04944";
  +      rev = "b7de45a0e62bf93f19db2b43ecded48c5763248d";
  +      sha256 = "05mvqgk1a9ljqxg4zpd0a37wqpns7n1mb8dhm75ihr3wbqz4hbgm";
       };
       meta.homepage = "https://github.com/jose-elias-alvarez/null-ls.nvim/";
     };
  
positive.code: 
    vifm-vim = buildVimPluginFrom2Nix {
      pname = "vifm.vim";
      version = "2021-12-16";
      src = fetchFromGitHub {
        owner = "vifm";
        repo = "vifm.vim";
        rev = "8139a59e6153d63a761aeae29461ccfc95e2539c";
        sha256 = "12vaw3g9axisms8v411mdjiw7gydrcbmhw0pvi2bipq6rvpaisgb";
      };
      meta.homepage = "https://github.com/vifm/vifm.vim/";
    };
  
negative.code: 
    nvim-lint = buildVimPluginFrom2Nix {
      pname = "nvim-lint";
      version = "2021-12-22";
      src = fetchFromGitHub {
        owner = "mfussenegger";
        repo = "nvim-lint";
        rev = "ae94ac712277dc77d648da262eecc3c4ea938cc3";
        sha256 = "1s9dja4pb3nzpjvrp505y2pxckqi50pwsn4hk8d6770lw2nyk9r4";
      };
      meta.homepage = "https://github.com/mfussenegger/nvim-lint/";
    };
  