code: public function nodeToZephir(array $stmts, ClassCollector $classCollector, Logger $logger, $fileName = null, array $classCollected = array())
      {
          $classInformation = ClassInformationFactory::getInstance();
          $metadata = $classInformation->getClassesMetdata($stmts);
  
          $this->implementsExist($metadata, $classCollector);
  
          return array(
              'code' => $this->dispatcher->convert($stmts, $metadata, $classCollector, $logger),
              'namespace' => $metadata->getNamespace(),
              'additionalClass' => $this->findAdditionalClasses($stmts, $logger),
          );
      }
docs: @param array          $stmts
  @param ClassCollector $classCollector
  @param Logger         $logger
  @param string         $fileName
  @param array          $classCollected
  
  @return array