src/Guzzle/Service/Command/OperationResponseParser.php
public function addVisitor($location, ResponseVisitorInterface $visitor)
    {
        $this->factory->addResponseVisitor($location, $visitor);

        return $this;
    }
public function addVisitor($location, ResponseVisitorInterface $visitor)
    {
        $this->factory->addResponseVisitor($location, $visitor);

        return $this;
    }
public function addVisitor ( $ location , ResponseVisitorInterface $ visitor ) { $ this -> factory -> addResponseVisitor ( $ location , $ visitor ) ; return $ this ; }
Add a location visitor to the command

@param string                   $location Location to associate with the visitor
@param ResponseVisitorInterface $visitor  Visitor to attach

@return self
Add a location visitor to the command