original_string: public function performRequest($url)
      {
          $client = $this->getClient();
  
          return $this->response = $client->get($url);
      }
code: public function performRequest($url)
      {
          $client = $this->getClient();
  
          return $this->response = $client->get($url);
      }
code_tokens: public function performRequest ( $ url ) { $ client = $ this -> getClient ( ) ; return $ this -> response = $ client -> get ( $ url ) ; }
docstring: Perform HTTP request
  
  @param string url
  
  @return CurlResponse response
docstring_tokens: Perform HTTP request