FsWatcher constructor
      
      FsWatcher({ 
    
    
- num? rid,
 - void close()?,
 - Future<
IteratorResult< return$([FsEvent, dynamic> >- dynamic
 
 
Implementation
factory FsWatcher({
  _i2.num? rid,
  void Function()? close,
  _i2.Future<_i11.IteratorResult<_i4.FsEvent, _i2.dynamic>> Function(
          [_i2.dynamic])?
      return$,
}) =>
    FsWatcher._(
      rid: rid,
      close: close == null ? null : _i3.allowInterop(close),
      return$: return$ == null ? null : _i3.allowInterop(return$),
    );