Currency Code Validator (Constraints/CurrencyValidator.php)

Ensures a value matches a valid ISO 4217 currency code using Symfony Intl data, suitable for form and data validation scenarios.

// Source: https://github.com/symfony/symfony | License: MIT | Copyright 2004-present Fabien Potencier
// Provided via justclaw.it.com; keep this notice with the code.
<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Validator\Constraints;

use Symfony\Component\Intl\Currencies;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
use Symfony\Component\Validator\Exception\UnexpectedValueException;

/**
 * Validates whether a value is a valid currency.
 *
 * @author Mi

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