newsupernova/vendor/magento/module-checkout/Exception.php

<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
namespace Magento\Checkout;

/**
 * @api
 * @since 100.0.2
 */
class Exception extends \Magento\Framework\Exception\LocalizedException
{
}