private static void addVerboseAttribute(SimpleTag tag, @NotNull AbstractJavaFxPackager packager) {
    JavaFxPackagerConstants.MsgOutputLevel msgOutputLevel = packager.getMsgOutputLevel();
    if (msgOutputLevel != null && msgOutputLevel.isVerbose()) {
      tag.addAttribute(Couple.of("verbose", "true"));
    }
  }
private static void addVerboseAttribute(SimpleTag tag, @NotNull AbstractJavaFxPackager packager)