original_string: public function createMood()
      {
          if ($this->mood) {
              return $this->mood;
          }
          $mood = new Mood();
          $this->setMood($mood);
          return $this->mood;
      }
code: public function createMood()
      {
          if ($this->mood) {
              return $this->mood;
          }
          $mood = new Mood();
          $this->setMood($mood);
          return $this->mood;
      }
code_tokens: public function createMood ( ) { if ( $ this -> mood ) { return $ this -> mood ; } $ mood = new Mood ( ) ; $ this -> setMood ( $ mood ) ; return $ this -> mood ; }
docstring: Create a new Mood if necessary
  
  @api
  @return Mood
docstring_tokens: Create a new Mood if necessary