original_string: public function load(string $class): self
      {
          $filename = $this->getFilename($class);
          if ($filename !== null) {
              (static function($__filename) {
                  include_once $__filename;
              })($filename);
          }
          return $this;
      }
code: public function load(string $class): self
      {
          $filename = $this->getFilename($class);
          if ($filename !== null) {
              (static function($__filename) {
                  include_once $__filename;
              })($filename);
          }
          return $this;
      }
code_tokens: public function load ( string $ class ) : self { $ filename = $ this -> getFilename ( $ class ) ; if ( $ filename !== null ) { ( static function ( $ __filename ) { include_once $ __filename ; } ) ( $ filename ) ; } return $ this ; }
docstring: Loads a class if registered.
  
  @param string $class The class name.
  @return self Returns a reference to itself.
docstring_tokens: Loads a class if registered .