private static void fillExtras(@Nullable Intent intent, @NonNull TextView textView) {
    Bundle extras = intent == null ? null : intent.getExtras();
    if (extras == null) {
      textView.setText(Printer.EMPTY);
      return;
    }

    Truss truss = new Truss();
    for (String key : extras.keySet()) {
      Printer.appendWithClass(truss, key, extras.get(key));
    }
    textView.setText(truss.build());
  }