original_string: public function getSubscription()
      {
          if ($this->getGateway() instanceof GatewayInterface) {
              return $this->getGateway()->getSubscriptionByReference($this->getSubscriptionReference());
          }
  
          throw new RuntimeException('Gateway is not set');
      }
code: public function getSubscription()
      {
          if ($this->getGateway() instanceof GatewayInterface) {
              return $this->getGateway()->getSubscriptionByReference($this->getSubscriptionReference());
          }
  
          throw new RuntimeException('Gateway is not set');
      }
code_tokens: public function getSubscription ( ) { if ( $ this -> getGateway ( ) instanceof GatewayInterface ) { return $ this -> getGateway ( ) -> getSubscriptionByReference ( $ this -> getSubscriptionReference ( ) ) ; } throw new RuntimeException ( 'Gateway is not set' ) ; }
docstring: Return subscription by subscription reference.
  
  @return SubscriptionInterface
docstring_tokens: Return subscription by subscription reference .