anchor.diff:    List<PageLoaderElement> findElements(PageLoaderElement context) {
       return context.utils.root.getElementsByCss(_finder.cssSelector);
     }
  +
  +  @override
  +  String toString() => '@Global($_finder)';
   }
   
   /// Given a finder select the first element.
  
positive.code:     final results = context.getElementsByCss(_finder.cssSelector);
      return results.isEmpty ? [] : [results.first];
    }
  }
  
  /// Checker annotations. See [Checker] for usage details.
  
negative.code:   ///   Example: @ByDebugId('x', useDash: true, usePlain: true)
    ///       looks for 'debug-id=x' or 'debugid=x'
    const ByDebugId(this._debugId,
        {this.useDash = false, this.usePlain = false, this.useCamelCase = false});
  
    String get _default => '$_useDash,$_usePlain,$_useCamelCase';
  
  