original_string: protected static function _checkData($plugin)
      {
          return (Arr::in($plugin, self::$_data)) ? self::$_data[$plugin] : [];
      }
code: protected static function _checkData($plugin)
      {
          return (Arr::in($plugin, self::$_data)) ? self::$_data[$plugin] : [];
      }
code_tokens: protected static function _checkData ( $ plugin ) { return ( Arr :: in ( $ plugin , self :: $ _data ) ) ? self :: $ _data [ $ plugin ] : [ ] ; }
docstring: Check plugin data.
  
  @param string $plugin
  @return array
docstring_tokens: Check plugin data .