src/Factory/ArrayFactory.php
public function getAdapter(array $config)
    {
        $pool = new ArrayCachePool();

        if (null !== $config['pool_namespace']) {
            $pool = new NamespacedCachePool($pool, $config['pool_namespace']);
        }

        return $pool;
    }
public function getAdapter(array $config)
    {
        $pool = new ArrayCachePool();

        if (null !== $config['pool_namespace']) {
            $pool = new NamespacedCachePool($pool, $config['pool_namespace']);
        }

        return $pool;
    }
{@inheritdoc}