original_string: public function toUrl()
      {
          $url = $this->url;
          unset($url['engine'], $url['database']);
          $url['scheme'] = $this->getScheme();
          $url['path'] = $this->getPath();
  
          return $this->toUrlArray($url);
      }
code: public function toUrl()
      {
          $url = $this->url;
          unset($url['engine'], $url['database']);
          $url['scheme'] = $this->getScheme();
          $url['path'] = $this->getPath();
  
          return $this->toUrlArray($url);
      }
code_tokens: public function toUrl ( ) { $ url = $ this -> url ; unset ( $ url [ 'engine' ] , $ url [ 'database' ] ) ; $ url [ 'scheme' ] = $ this -> getScheme ( ) ; $ url [ 'path' ] = $ this -> getPath ( ) ; return $ this -> toUrlArray ( $ url ) ; }
docstring: return this instance as a dsn url string
  
  @return string
docstring_tokens: return this instance as a dsn url string