anchor.diff:  
     zephyr-nvim = buildVimPluginFrom2Nix {
       pname = "zephyr-nvim";
  -    version = "2021-03-06";
  +    version = "2021-03-14";
       src = fetchFromGitHub {
         owner = "glepnir";
         repo = "zephyr-nvim";
  -      rev = "a9b4a655b61aeb02229d54ff7cd22395a02a9ee7";
  -      sha256 = "1dxr4p1ikmqacjb0x9p0ndlcdg812yzqmk56c79dgllf0cr0l7hg";
  +      rev = "979f78f024178c1e9aff6fbebc33d291f64b121d";
  +      sha256 = "04vfx1axq157qbqj832i04wsd4xk0zwh5bzs4g71q4hxhqdvy678";
       };
       meta.homepage = "https://github.com/glepnir/zephyr-nvim/";
     };
  
positive.code: 
    nvim-compe = buildVimPluginFrom2Nix {
      pname = "nvim-compe";
      version = "2021-03-09";
      src = fetchFromGitHub {
        owner = "hrsh7th";
        repo = "nvim-compe";
        rev = "25170751944b64bb7b65af1e35772361485bc936";
        sha256 = "0vaw5g4iflc0k1xy51rhgn1kb4qzxdd92r5nhnwvbc3fr6xkn464";
      };
      meta.homepage = "https://github.com/hrsh7th/nvim-compe/";
    };
  
negative.code: 
    auto-session = buildVimPluginFrom2Nix {
      pname = "auto-session";
      version = "2021-03-14";
      src = fetchFromGitHub {
        owner = "rmagatti";
        repo = "auto-session";
        rev = "aa1c0b161a82ecf876ca3fc2894e9000225f4adf";
        sha256 = "13cinglppisp20mki1g23iz3kp5l9bq1yj89yip80y5kzb0aqsbj";
      };
      meta.homepage = "https://github.com/rmagatti/auto-session/";
    };
  