public RxSocket(ISocket socket, IParser parser, IMessageFormatter <TPayload> formatter)
{
_socket = socket;
_parser = parser;
_formatter = formatter;
_socket.WhenMessageParsed.Subscribe(bytes => _formatter.FormatMessageAsync(bytes));
_whenMessageReceived = new Subject <TPayload>();
_whenMessageSent = new Subject <TPayload>();
_factoryScheduler = new TaskPoolScheduler(Task.Factory);
_formatter.WhenNewMessage.Subscribe(message => _whenMessageReceived.OnNext(message));
}