public function prepend(ContainerBuilder $container, array $config)
    {
        if (false === array_key_exists($this->getName(), $config)) {
            return;
        }

        foreach ($config[$this->getName()] as $id => $section) {
            if (true === $section['create_decrypter']) {
                $values = $section;
                unset($values['create_decrypter']);
                $config['decrypters'] = array_merge(
                    array_key_exists('decrypters', $config) ? $config['decrypters'] : [],
                    [$id => $values]
                );
            }
        }

        return $config;
    }
public function prepend(ContainerBuilder $container, array $config)
    {
        if (false === array_key_exists($this->getName(), $config)) {
            return;
        }

        foreach ($config[$this->getName()] as $id => $section) {
            if (true === $section['create_decrypter']) {
                $values = $section;
                unset($values['create_decrypter']);
                $config['decrypters'] = array_merge(
                    array_key_exists('decrypters', $config) ? $config['decrypters'] : [],
                    [$id => $values]
                );
            }
        }

        return $config;
    }
{@inheritdoc}