public async ValueTask DisposeAsync()
{
IAsyncDisposable[] disposables;
lock (_lock)
{
if (_isClosed)
{
return;
}
_isClosed = true;
disposables = _disposabels.ToArray();
}
foreach (var disposable in disposables)
{
await disposable.DisposeAsync();
}
await _connectionPool.DisposeAsync();
}