Add comment to explain why func is empty, sonarcloud

TykTechnologies · May 17, 2022 · e4ddb50 · e4ddb50
1 parent 465d542
commit e4ddb50
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/storage/redis_controller.go b/storage/redis_controller.go
@@ -128,7 +128,9 @@ func (rc *RedisController) disconnect() {
 // onConnect will be called when we have established a successful redis connection
 func (rc *RedisController) ConnectToRedis(ctx context.Context, onConnect func(), conf *config.Config) {
 	if onConnect == nil {
-		onConnect = func() {}
+		onConnect = func() {
+			// an empty function to avoid repeated nil checks below
+		}
 	}
 	c := []RedisCluster{
 		{