anchor.diff:  
     nerdtree = buildVimPluginFrom2Nix {
       pname = "nerdtree";
  -    version = "2021-02-10";
  +    version = "2021-02-11";
       src = fetchFromGitHub {
         owner = "preservim";
         repo = "nerdtree";
  -      rev = "d3f9fc44caaa5688b65ccc508af6fac7defa120f";
  -      sha256 = "0rdz6li5qj6jl58731ddr3v8anx22ahvaqf5s19lnjakfdip3nn9";
  +      rev = "3a9d533f3de86a43b69f6c47d3394c0d866fdb08";
  +      sha256 = "032hn7p7kgvrj0qg4gmpvl072zz4p9s5n8mrbs3k8c3lln1n9wh6";
       };
       meta.homepage = "https://github.com/preservim/nerdtree/";
     };
  
positive.code: 
    denite-nvim = buildVimPluginFrom2Nix {
      pname = "denite-nvim";
      version = "2021-02-10";
      src = fetchFromGitHub {
        owner = "Shougo";
        repo = "denite.nvim";
        rev = "8de12f27d51e2574217148191f607a00b1575ec7";
        sha256 = "0skn2fjlazm4bfmimb8qmyn6bjq01kqxaf88qggxwfk5l2sv3krj";
      };
      meta.homepage = "https://github.com/Shougo/denite.nvim/";
    };
  
negative.code: 
    lspsaga-nvim = buildVimPluginFrom2Nix {
      pname = "lspsaga-nvim";
      version = "2021-02-11";
      src = fetchFromGitHub {
        owner = "glepnir";
        repo = "lspsaga.nvim";
        rev = "284b357137c3c57ff3716e07c865477788ab8e6d";
        sha256 = "1n737lqnkgvyjxnmxfg6hmbnjgdx0qyrqql0fxb85m1n06gsm2n7";
      };
      meta.homepage = "https://github.com/glepnir/lspsaga.nvim/";
    };
  