original_string: public function isEmpty()
  	{
  		if ($this->partCount === 0) {
  			return true;
  		}
  		if ($this->partCount === 1) {
  			return $this->firstPart === '';
  		}
  		if ($this->partCount === 3 && $this->isStreamWrapped()) {
  			return true;
  		}
  		return false;
  	}
code: public function isEmpty()
  	{
  		if ($this->partCount === 0) {
  			return true;
  		}
  		if ($this->partCount === 1) {
  			return $this->firstPart === '';
  		}
  		if ($this->partCount === 3 && $this->isStreamWrapped()) {
  			return true;
  		}
  		return false;
  	}
code_tokens: public function isEmpty ( ) { if ( $ this -> partCount === 0 ) { return true ; } if ( $ this -> partCount === 1 ) { return $ this -> firstPart === '' ; } if ( $ this -> partCount === 3 && $ this -> isStreamWrapped ( ) ) { return true ; } return false ; }
docstring: Is the this path empty?
  
  @return boolean
docstring_tokens: Is the this path empty?