* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Messenger\Exception; /** * @author Jeroen * * @internal */ trait WrappedExceptionsTrait { private array $exceptions; /** * @template TException of \Throwable * * @param class-string|null $class * * @return \Throwable[] * * @psalm-return ($class is null ? \Throwable[] : TException[]) */ public function getWrappedExceptions(?string $class = null, bool $recursive = false): array { return $this->getWrappedExceptionsRecursively($class, $recursive, $this->exceptions); } /** * @param class-string<\Throwable>|null $class * @param iterable<\Throwable> $exceptions * * @return \Throwable[] */ private function getWrappedExceptionsRecursively(?string $class, bool $recursive, iterable $exceptions): array { $unwrapped = []; foreach ($exceptions as $key => $exception) { if ($recursive && $exception instanceof WrappedExceptionsInterface) { $unwrapped[] = $this->getWrappedExceptionsRecursively($class, $recursive, $exception->getWrappedExceptions()); continue; } if ($class && !is_a($exception, $class)) { continue; } $unwrapped[] = [$key => $exception]; } return array_merge(...$unwrapped); } }