anchor.diff:  
     telescope-frecency-nvim = buildVimPluginFrom2Nix {
       pname = "telescope-frecency-nvim";
  -    version = "2021-02-03";
  +    version = "2021-02-10";
       src = fetchFromGitHub {
         owner = "nvim-telescope";
         repo = "telescope-frecency.nvim";
  -      rev = "a5803b6755b3499aeabecb90f834aa060a2a8835";
  -      sha256 = "1fwcfxw9v6962pbf79s5hn75jcbfmsy6nig2z3s7s746pkfkjw9j";
  +      rev = "ffa2027102f75e28dd8d8c2a97f3b9163dd80b56";
  +      sha256 = "1ipxqkfaqc75qzpj7vg3gr44r8fcx979pyf84wibxic3kby9qp7y";
       };
       meta.homepage = "https://github.com/nvim-telescope/telescope-frecency.nvim/";
     };
  
positive.code: 
    lspsaga-nvim = buildVimPluginFrom2Nix {
      pname = "lspsaga-nvim";
      version = "2021-02-09";
      src = fetchFromGitHub {
        owner = "glepnir";
        repo = "lspsaga.nvim";
        rev = "c2fb66a23659349b9c36d21892e5c8f67ed65d62";
        sha256 = "1mrajhf7jnjgp68dqcrghhgf21shylili6sis8svfp7ls7x87wk2";
      };
      meta.homepage = "https://github.com/glepnir/lspsaga.nvim/";
    };
  
    lualine-nvim = buildVimPluginFrom2Nix {
      pname = "lualine-nvim";
      version = "2021-02-07";
      src = fetchFromGitHub {
        owner = "hoob3rt";
        repo = "lualine.nvim";
        rev = "0325203fa9c522fbe4297acc6992778ae3b41391";
        sha256 = "0ykrz9yhxxc428d39bg1j9xvlxikzd0xr6zh7hci2apvv96a6mh3";
      };
      meta.homepage = "https://github.com/hoob3rt/lualine.nvim/";
    };
  
negative.code: 
    gitsigns-nvim = buildVimPluginFrom2Nix {
      pname = "gitsigns-nvim";
      version = "2021-02-10";
      src = fetchFromGitHub {
        owner = "lewis6991";
        repo = "gitsigns.nvim";
        rev = "317750d66a572588eef9a23fefce4aff1cbcad94";
        sha256 = "0nc52f0hkb701scvnas6my9i92ys1i9c5y9h4h42yk00ph83k2k1";
      };
      meta.homepage = "https://github.com/lewis6991/gitsigns.nvim/";
    };
  