Update client.go

capture the .(type) value and allow a bytes.Buffer
eclipse · Aug 29, 2019 · de4d1fa · de4d1fa
1 parent e581e52
commit de4d1fa
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/client.go b/client.go
@@ -581,13 +581,13 @@ func (c *client) Publish(topic string, qos byte, retained bool, payload interfac
 	pub.Qos = qos
 	pub.TopicName = topic
 	pub.Retain = retained
-	switch payload.(type) {
+	switch p := payload.(type) {
 	case string:
-		pub.Payload = []byte(payload.(string))
+		pub.Payload = []byte(p)
 	case []byte:
-		pub.Payload = payload.([]byte)
+		pub.Payload = p
 	case bytes.Buffer:
-		pub.Payload = (payload.(bytes.Buffer)).Bytes()
+		pub.Payload = p.Bytes()
 	default:
 		token.setError(fmt.Errorf("Unknown payload type"))
 		return token