Behat\Testwork\ServiceContainer\ExtensionManager::getExtensions PHP Метод

    public function getExtensions()
    {
        return $this->extensions;
    }

 /**
  * {@inheritdoc}
  */
 protected function execute(InputInterface $input, OutputInterface $output)
 {
     if (class_exists('Symfony\\Component\\Config\\Definition\\Dumper\\YamlReferenceDumper')) {
         $dumper = new YamlReferenceDumper();
     } else {
         // Support Symfony Config 2.3
         $dumper = new ReferenceDumper();
     }
     $configTree = new ConfigurationTree();
     $output->writeln($dumper->dumpNode($configTree->getConfigTree($this->extensionManager->getExtensions())));
 }