original_string: public function getCleanInterval()
      {
          if (!$this->cleanInterval instanceof DateInterval) {
              $this->cleanInterval = new DateInterval($this->cleanInterval);
          }
          return $this->cleanInterval;
      }
code: public function getCleanInterval()
      {
          if (!$this->cleanInterval instanceof DateInterval) {
              $this->cleanInterval = new DateInterval($this->cleanInterval);
          }
          return $this->cleanInterval;
      }
code_tokens: public function getCleanInterval ( ) { if ( ! $ this -> cleanInterval instanceof DateInterval ) { $ this -> cleanInterval = new DateInterval ( $ this -> cleanInterval ) ; } return $ this -> cleanInterval ; }
docstring: Get clean interval
  
  @return \Spork\DateTime\DateInterval
docstring_tokens: Get clean interval