anchor.diff:  
     tagbar = buildVimPluginFrom2Nix {
       pname = "tagbar";
  -    version = "2020-09-01";
  +    version = "2020-09-13";
       src = fetchFromGitHub {
         owner = "majutsushi";
         repo = "tagbar";
  -      rev = "e1c2c98922ef922070e055a4a55f5b17659a69d8";
  -      sha256 = "1dirz26hf66g4hichfni95mga1mwk1dmq2jyrlj9f3ph428ps61a";
  +      rev = "30fb229937d640889448de9c4f8b71b19946c67b";
  +      sha256 = "01vl3id1fmkd8p9hb2x2mb5iyyfad5a84ibfl6fkr7sm59jfgc2j";
       };
       meta.homepage = "https://github.com/majutsushi/tagbar/";
     };
  
positive.code: 
    denite-git = buildVimPluginFrom2Nix {
      pname = "denite-git";
      version = "2020-08-20";
      src = fetchFromGitHub {
        owner = "neoclide";
        repo = "denite-git";
        rev = "281f45114ba5673d671683ee19194a4958a2da57";
        sha256 = "0j4vmljk6zvgvrj5s6ij5h5v4am7y9sd467f1fn3g6wqgm8432g6";
      };
      meta.homepage = "https://github.com/neoclide/denite-git/";
    };
  
    denite-nvim = buildVimPluginFrom2Nix {
      pname = "denite-nvim";
      version = "2020-09-02";
      src = fetchFromGitHub {
        owner = "Shougo";
        repo = "denite.nvim";
        rev = "5fbc044e3e8ecf80c589d6e87859dcc4c005f2e5";
        sha256 = "0w8k8bylsh45314yg8g9hrrpkacfp3gixk8qba46lajzib298g63";
      };
      meta.homepage = "https://github.com/Shougo/denite.nvim/";
    };
  
negative.code: 
    defx-nvim = buildVimPluginFrom2Nix {
      pname = "defx-nvim";
      version = "2020-09-13";
      src = fetchFromGitHub {
        owner = "Shougo";
        repo = "defx.nvim";
        rev = "f5beca0c3b652c0c34bfb0f45636f8f99ce0aeef";
        sha256 = "028d6riqvfd7cgdl16vqhnq06ihjmlv27hdpz0ccpkh2yszq16iq";
      };
      meta.homepage = "https://github.com/Shougo/defx.nvim/";
    };
  