merge method

Implementation

CupertinoModalPopupOptions merge([CupertinoModalPopupOptions? options]) =>
    copyWith(
        barrierDismissible: options?.barrierDismissible,
        useRootNavigator: options?.useRootNavigator,
        routeSettings: options?.routeSettings,
        barrierColor: options?.barrierColor,
        anchorPoint: options?.anchorPoint,
        filter: options?.filter,
        semanticsDismissible: options?.semanticsDismissible);