zlibproxy/vendor/workerman/validation/library/Helpers/CanCompareValues.php

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2023-01-02 19:56:44 +08:00
<?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\Helpers;
use Countable;
use DateTimeImmutable;
use DateTimeInterface;
use Throwable;
use function is_numeric;
use function is_scalar;
use function is_string;
use function mb_strlen;
/**
* Helps to deal with comparable values.
*
* @author Emmerson Siqueira <emmersonsiqueira@gmail.com>
* @author Henrique Moody <henriquemoody@gmail.com>
*/
trait CanCompareValues
{
/**
* Tries to convert a value into something that can be compared with PHP operators.
*
* @param mixed $value
*
* @return mixed
*/
private function toComparable($value)
{
if ($value instanceof Countable) {
return $value->count();
}
if ($value instanceof DateTimeInterface || !is_string($value) || is_numeric($value) || empty($value)) {
return $value;
}
if (mb_strlen($value) === 1) {
return $value;
}
try {
return new DateTimeImmutable($value);
} catch (Throwable $e) {
return $value;
}
}
/**
* Returns whether the values can be compared or not.
*
* @param mixed $left
* @param mixed $right
*/
private function isAbleToCompareValues($left, $right): bool
{
return is_scalar($left) === is_scalar($right);
}
}