HighSpeaker/vendor/workerman/validation/library/Rules/Json.php
2022-12-24 22:10:40 +08:00

44 lines
964 B
PHP

<?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_string;
use function json_decode;
use function json_last_error;
use const JSON_ERROR_NONE;
/**
* @author Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
* @author Danilo Benevides <danilobenevides01@gmail.com>
* @author Emmerson Siqueira <emmersonsiqueira@gmail.com>
* @author Henrique Moody <henriquemoody@gmail.com>
*/
final class Json extends AbstractRule
{
/**
* {@inheritDoc}
*/
public function validate($input): bool
{
if (!is_string($input) || $input === '') {
return false;
}
json_decode($input);
return json_last_error() === JSON_ERROR_NONE;
}
}