@Override
    public void visitConditionalExpression(@NotNull PsiConditionalExpression expression) {
      super.visitConditionalExpression(expression);
      if (ControlFlowUtils.isNestedElement(expression, PsiConditionalExpression.class)) {
        registerError(expression);
      }
    }
@Override
    public void visitConditionalExpression(@NotNull PsiConditionalExpression expression)