original_string: public function registerServiceManager(string $name, ServiceManager $service_manager): Core
      {
          $this->service_managers->register($name, $service_manager);
          return $this;
      }
code: public function registerServiceManager(string $name, ServiceManager $service_manager): Core
      {
          $this->service_managers->register($name, $service_manager);
          return $this;
      }
code_tokens: public function registerServiceManager ( string $ name , ServiceManager $ service_manager ) : Core { $ this -> service_managers -> register ( $ name , $ service_manager ) ; return $ this ; }
docstring: Register a service manager.
  
  @param string         $name The name of the service manager for use in retrieving a reference to it
  @param ServiceManager $service_manager
  
  @return Core
docstring_tokens: Register a service manager .