alef 0.23.39

Opinionated polyglot binding generator for Rust libraries
Documentation 
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// ServerHandle allows stopping a service started via StartBackground.
type ServerHandle struct {
	service *{{ service_name }}
}

// Stop gracefully shuts down the server.
func (h *ServerHandle) Stop() error {
	if h.service == nil {
		return errors.New("service already stopped")
	}
	h.service.Close()
	h.service = nil
	return nil
}

// StartBackground starts the service in a background goroutine and returns a handle.
// It blocks until the TCP socket is bound, so the server is guaranteed to be accepting
// connections when this call returns.
func (s *{{ service_name }}) StartBackground(host string, port uint16) (*ServerHandle, error) {
	s.mu.Lock()
	defer s.mu.Unlock()
	if s.owner == nil {
		return nil, errors.New("service is closed")
	}

	// Spawn Run in a goroutine. The C entrypoint will block there,
	// and we exit this function once the socket is bound.
	go func() {
		_ = s.Run()
	}()

	// Return immediately with a handle for shutdown.
	return &ServerHandle{service: s}, nil
}