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<?php
declare(strict_types=1);
namespace Yiisoft\Yii\RateLimiter\Storage;
use InvalidArgumentException;
use Psr\SimpleCache\CacheInterface;
final class SimpleCacheStorage implements StorageInterface
{
public function __construct(private CacheInterface $cache)
}
public function saveIfNotExists(string $key, mixed $value, int $ttl): bool
return $this->cache->set($key, $value, $ttl);
public function saveCompareAndSwap(string $key, mixed $oldValue, mixed $newValue, int $ttl): bool
return $this->cache->set($key, $newValue, $ttl);
public function get(string $key): ?float
$value = $this->cache->get($key);
if (!is_int($value) && !is_float($value) && $value !== false && $value !== null) {
throw new InvalidArgumentException('The value is not supported by SimpleCacheStorage, it must be int, float or null.');
if ($value === false || $value === null) {
$value = null;
} else {
$value = (float)$value;
return $value;
yiisoft /
rate-limiter
