anchor.diff:  
     meta = with stdenv.lib; {
       description = "Focus on your writing - designed for elementary OS";
  -    homepage    = https://github.com/lainsce/quilter;
  -    license     = licenses.gpl2Plus;
  +    homepage = https://github.com/lainsce/quilter;
  +    license = licenses.gpl2Plus;
       maintainers = with maintainers; [ worldofpeace ];
  -    platforms   = platforms.linux;
  +    platforms = platforms.linux;
     };
   }
  
positive.code:     owner = "lainsce";
      repo = pname;
      rev = version;
      sha256 = "1wa0i6dgg6fgb7q9z33v9qmn1a1dn3ik58v1f3a49dvd5xyf8q6q";
    };
  
    nativeBuildInputs = [
  
negative.code:     ninja
      pkgconfig
      python3
      vala_0_40 # should be `elementary.vala` when elementary attribute set is merged
      wrapGAppsHook
    ];
  
    buildInputs = [
      discount
      gnome3.defaultIconTheme # should be `elementary.defaultIconTheme`when elementary attribute set is merged
      gnome3.libgee
      granite
      gtk3
      gtksourceview
      gtkspell3
      webkitgtk
    ];
  
    postPatch = ''
  