Method LastError

nats.go:4151–4159

LastError reports the last error encountered via the connection. It can be used reliably within ClosedCB in order to find out reason why connection was closed for example.

()

// It can be used reliably within ClosedCB in order to find out reason
// why connection was closed for example.
func (nc *Conn) LastError() error {
	if nc == nil {
		return ErrInvalidConnection
	}
	nc.mu.RLock()
	err := nc.err
	nc.mu.RUnlock()
	return err
}

// Check if the given error string is an auth error, and if so returns
// the corresponding ErrXXX error, nil otherwise