anchor.diff:  , fetchFromGitHub
   , pantheon
   , pkgconfig
  +, fetchpatch
   , meson
   , ninja
   , vala
  
positive.code:     rev = version;
      sha256 = "0qp13iaf2956ss4d6w6vwnzdvb7izqmyh6xrdii7j8gxxwjd4lxm";
    };
  
    passthru = {
      updateScript = pantheon.updateScript {
  
negative.code: , granite
  , wingpanel
  , libgee
  , elementary-notifications
  }:
  
  stdenv.mkDerivation rec {
  