anchor.diff:  
     buildInputs = [
       adwaita-icon-theme
  +    dbus-glib
       dconf
       gdk-pixbuf
       glib
       gobject-introspection
       granite
  +    gsettings-desktop-schemas
  +    gst-plugins-bad
       gst-plugins-base
       gst-plugins-good
  -    gst-plugins-bad
       gst-plugins-ugly
       gstreamer
       gtk3
       json-glib
  +    libaccounts-glib
       #libdbusmenu
       libgda
       libgee
  
positive.code: , gstreamer
  , gtk3
  , json-glib
  #, libdbusmenu
  , libgda
  , libgee
  
negative.code: }:
  
  let
    inherit (lib)
      makeSearchPath;
  
    channel = "0.4";
    version = "${channel}.0.3";
  in
  stdenv.mkDerivation rec {
    name = "noise-${version}";
  
    src = fetchFromGitHub {
      version = 3;
      owner = "elementary";
      repo = "music";
      rev = "${version}";
      sha256 = "0f89b9311f367b1c1c3c99b59130a28bf4ff52750a4ee4ab47f3cde5ca4cd9e5";
    };
  
    nativeBuildInputs = [
  