Current File : /home/vacivi36/code/vendor/rector/rector/vendor/nette/utils/src/Utils/Random.php
<?php
/**
* This file is part of the Nette Framework (https://nette.org)
* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
*/
declare (strict_types=1);
namespace RectorPrefix202209\Nette\Utils;
use RectorPrefix202209\Nette;
/**
* Secure random string generator.
*/
final class Random
{
use Nette\StaticClass;
/**
* Generates a random string of given length from characters specified in second argument.
* Supports intervals, such as `0-9` or `A-Z`.
*/
public static function generate(int $length = 10, string $charlist = '0-9a-z') : string
{
$charlist = \count_chars(\preg_replace_callback('#.-.#', function (array $m) : string {
return \implode('', \range($m[0][0], $m[0][2]));
}, $charlist), 3);
$chLen = \strlen($charlist);
if ($length < 1) {
throw new Nette\InvalidArgumentException('Length must be greater than zero.');
} elseif ($chLen < 2) {
throw new Nette\InvalidArgumentException('Character list must contain at least two chars.');
}
$res = '';
for ($i = 0; $i < $length; $i++) {
$res .= $charlist[\random_int(0, $chLen - 1)];
}
return $res;
}
}
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