private static boolean isValidDeclarationStatement(PsiElement nextSibling) {
    if (!(nextSibling instanceof PsiDeclarationStatement declarationStatement)) {
      return false;
    }
    final PsiElement[] elements = declarationStatement.getDeclaredElements();
    if (elements.length == 0) {
      return false;
    }
    final PsiElement lastElement = elements[elements.length - 1];
    return !(lastElement instanceof PsiClass) && PsiUtil.isJavaToken(lastElement.getLastChild(), JavaTokenType.SEMICOLON);
  }
private static boolean isValidDeclarationStatement(PsiElement nextSibling)