anchor.diff:  
     kakoune-extra-filetypes = buildKakounePluginFrom2Nix {
       pname = "kakoune-extra-filetypes";
  -    version = "2020-12-08";
  +    version = "2021-01-15";
       src = fetchFromGitHub {
         owner = "kakoune-editor";
         repo = "kakoune-extra-filetypes";
  -      rev = "9cbd83b91e0a584bdf24e999f828c60dc6365b25";
  -      sha256 = "12yg6k63ka8d24vn4vk7wdnxmglcd4b0yq98sghkzwg5jbp1x7vn";
  +      rev = "c6f8aaccd8c9cd6b487964c8943416e21fbe7c18";
  +      sha256 = "1vkff8xbycfgxv8x09cvc79qcg5fdzn2x77mbmifmkq236khrwrg";
       };
       meta.homepage = "https://github.com/kakoune-editor/kakoune-extra-filetypes/";
     };
  
positive.code: 
    powerline-kak = buildKakounePluginFrom2Nix {
      pname = "powerline-kak";
      version = "2020-11-28";
      src = fetchFromGitHub {
        owner = "jdugan6240";
        repo = "powerline.kak";
        rev = "1426af690048ec9c1599d18725758bb954d465d6";
        sha256 = "1ycg5376rmglkiiz184r8kyjljvfnay8g208fs8b85ilg5xhkrk5";
      };
      meta.homepage = "https://github.com/jdugan6240/powerline.kak/";
    };
  
negative.code: 
    tabs-kak = buildKakounePluginFrom2Nix {
      pname = "tabs-kak";
      version = "2021-02-16";
      src = fetchFromGitHub {
        owner = "enricozb";
        repo = "tabs.kak";
        rev = "1aaa8cd89e404cbbd76d44ff8089de0951612fbf";
        sha256 = "0dfz6j6yxl65jbh4xvpiy2abr2sdjyalynzhl28y7l1gzqv4ni3j";
      };
      meta.homepage = "https://github.com/enricozb/tabs.kak/";
    };
  