anchor.diff:    separateDebugInfo = stdenv.isLinux;
   
     passthru = {
  +    tests = {
  +      installed-tests = nixosTests.installed-tests.gjs;
  +    };
  +
       updateScript = gnome3.updateScript {
         packageName = "gjs";
       };
  
positive.code: , gobject-introspection
  , spidermonkey_60
  , pango
  , readline
  , glib
  , libxml2
  , dbus
  , gdk-pixbuf
  , makeWrapper
  }:
  
  stdenv.mkDerivation rec {
  
negative.code:     sha256 = "1xf68rbagkflb9yi3visfw8cbxqlzd717y8jakgw0y6whzm1dpxl";
    };
  
    outputs = [ "out" "dev" "installedTests" ];
  
    nativeBuildInputs = [
      pkgconfig
      makeWrapper
      libxml2 # for xml-stripblanks
    ];
  
    buildInputs = [
      gobject-introspection
      cairo
      readline
      spidermonkey_60
      dbus # for dbus-run-session
    ];
  
    propagatedBuildInputs = [
      glib
    ];
  
    configureFlags = [
  