original_string: public function get_steps() {
          if (empty($this->steps)) {
              $this->steps = helper::get_steps($this->id);
          }
  
          return $this->steps;
      }
code: public function get_steps() {
          if (empty($this->steps)) {
              $this->steps = helper::get_steps($this->id);
          }
  
          return $this->steps;
      }
code_tokens: public function get_steps ( ) { if ( empty ( $ this -> steps ) ) { $ this -> steps = helper :: get_steps ( $ this -> id ) ; } return $ this -> steps ; }
docstring: Fetch all steps in the tour.
  
  @return  stdClass[]
docstring_tokens: Fetch all steps in the tour .