original_string: public function createStylesheet()
      {
          if ($this->stylesheet) {
              return $this->stylesheet;
          }
          $stylesheet = new Stylesheet();
          $this->setStylesheet($stylesheet);
          return $this->stylesheet;
      }
code: public function createStylesheet()
      {
          if ($this->stylesheet) {
              return $this->stylesheet;
          }
          $stylesheet = new Stylesheet();
          $this->setStylesheet($stylesheet);
          return $this->stylesheet;
      }
code_tokens: public function createStylesheet ( ) { if ( $ this -> stylesheet ) { return $ this -> stylesheet ; } $ stylesheet = new Stylesheet ( ) ; $ this -> setStylesheet ( $ stylesheet ) ; return $ this -> stylesheet ; }
docstring: Create and assign a new Stylesheet if necessary
  
  @api
  @return Stylesheet
docstring_tokens: Create and assign a new Stylesheet if necessary