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<?php /* * This file is part of Respect/Validation. * * (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net> * * For the full copyright and license information, please view the LICENSE file * that was distributed with this source code. */ declare(strict_types=1); namespace Respect\Validation\Rules; use function is_object; use function is_scalar; use function method_exists; /** * Validates whether the input can be used as a string. * * @author Danilo Correa <danilosilva87@gmail.com> * @author Henrique Moody <henriquemoody@gmail.com> */ final class StringVal extends AbstractRule { /** * {@inheritDoc} */ public function validate($input): bool { return is_scalar($input) || (is_object($input) && method_exists($input, '__toString')); } }