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<?php
namespace Hgraca\MicroDI\DependencyResolver;
use Hgraca\Cache\CacheInterface;
use Hgraca\Cache\Exception\CacheItemNotFoundException;
use Hgraca\Cache\Null\NullCache;
use Hgraca\Helper\ClassHelper;
final class DependencyResolver implements DependencyResolverInterface
{
/** @var CacheInterface */
private $cache;
public function __construct(CacheInterface $cache = null)
$this->cache = $cache ?? new NullCache();
}
public function resolveDependencies(string $dependentClass, string $dependentMethod): array
$dependenciesKey = $this->getDependenciesKey($dependentClass, $dependentMethod);
try {
$dependencies = $this->cache->fetch($dependenciesKey);
} catch (CacheItemNotFoundException $e) {
$dependencies = ClassHelper::getParameters($dependentClass, $dependentMethod);
$this->cache->save($dependenciesKey, $dependencies);
return $dependencies;
private function getDependenciesKey(string $class, string $method = '__construct'): string
return sprintf('%s::%s', str_replace('\\', '_', $class), $method);
hgraca /
php-micro-di
