func (listener *CarbonlinkListener) Addr() net.Addr {
	if listener.tcpListener == nil {
		return nil
	}
	return listener.tcpListener.Addr()
}
func (listener *CarbonlinkListener) Addr() net.Addr {
	if listener.tcpListener == nil {
		return nil
	}
	return listener.tcpListener.Addr()
}
func ( listener * CarbonlinkListener ) Addr ( ) net . Addr { if listener . tcpListener == nil { return nil } return listener . tcpListener . Addr ( ) }
// Addr returns binded socket address. For bind port 0 in tests
Addr returns binded socket address . For bind port 0 in tests