original_string: public function setPathFilter($path_filter)
      {
          if (empty($path_filter)) {
              $this->clearPathFilter();
          } else {
              $this->path_filter = $path_filter.'/';
          }
          
          return $this;
      }
code: public function setPathFilter($path_filter)
      {
          if (empty($path_filter)) {
              $this->clearPathFilter();
          } else {
              $this->path_filter = $path_filter.'/';
          }
          
          return $this;
      }
code_tokens: public function setPathFilter ( $ path_filter ) { if ( empty ( $ path_filter ) ) { $ this -> clearPathFilter ( ) ; } else { $ this -> path_filter = $ path_filter . '/' ; } return $ this ; }
docstring: Set Path Filter
  
  @param string $path_filter
  
  @return self
docstring_tokens: Set Path Filter