expose last received command (#197)

Author: drakkan

client_handler.go

@@ -142,6 +142,11 @@ func (c *clientHandler) HasTLSForControl() bool {
 	return c.controlTLS
 }
 
+// GetLastCommand returns the last received command
+func (c *clientHandler) GetLastCommand() string {
+	return c.command
+}
+
 // HasTLSForTransfers returns true if the transfer connection is over TLS
 func (c *clientHandler) HasTLSForTransfers() bool {
 	if c.server.settings.TLSRequired == ImplicitEncryption {

client_handler_test.go

@@ -6,6 +6,7 @@ import (
 	"testing"
 
 	"github.com/secsy/goftp"
+	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 )
 
@@ -44,6 +45,11 @@ func TestConcurrency(t *testing.T) {
 	waitGroup.Wait()
 }
 
+func TestLastCommand(t *testing.T) {
+	cc := clientHandler{}
+	assert.Empty(t, cc.GetLastCommand())
+}
+
 func TestTLSMethods(t *testing.T) {
 	t.Run("without-tls", func(t *testing.T) {
 		cc := clientHandler{