private IDisposable BindRemovals()
{
return(Roots.ObserveRemovals()
.SubscribeOn(RxApp.TaskpoolScheduler)
.ObserveOn(RxApp.MainThreadScheduler)
.SubscribeWithLog(path =>
{
if (_roots.TryGetValue(path, out var node))
{
_roots.Remove(path);
Nodes.Remove(node);
}
if (_disposables.TryGetValue(path, out var subscription))
{
_disposables.Remove(path);
subscription.Dispose();
}
}));
}