public static CompositeDisposable KeepCollectionInSyncOfType <T, T2>(this IReactiveList <T2> list,
IList <T2> destination, Func <T, bool> filter = null)
where T : class, T2 where T2 : class
{
if (list == null)
{
throw new ArgumentNullException(nameof(list));
}
if (destination == null)
{
throw new ArgumentNullException(nameof(destination));
}
lock (list) {
list.SyncCollectionOfTypeLocked(destination, filter);
return(list.TrackChangesOfType(destination.Add, x => destination.Remove(x),
reset => reset.SyncCollectionOfTypeLocked <T, T2>(destination), filter));
}
}
