From 938f3b65da3a2b1e27fc301c820a77510d8d7805 Mon Sep 17 00:00:00 2001
From: Vasiliy Tolstov <v.tolstov@unistack.org>
Date: Wed, 24 Mar 2021 23:25:36 +0300
Subject: [PATCH] cleanup

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
---
 stan.go | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/stan.go b/stan.go
index 87b1225..b0eebfe 100644
--- a/stan.go
+++ b/stan.go
@@ -25,6 +25,7 @@ type stanBroker struct {
 	clientID       string
 	connectTimeout time.Duration
 	connectRetry   bool
+	init           bool
 	done           chan struct{}
 	ctx            context.Context
 }
@@ -262,10 +263,29 @@ func (n *stanBroker) Disconnect(ctx context.Context) error {
 }
 
 func (n *stanBroker) Init(opts ...broker.Option) error {
+	if len(opts) == 0 && n.init {
+		return nil
+	}
+
+	if err := n.opts.Register.Init(); err != nil {
+		return err
+	}
+	if err := n.opts.Tracer.Init(); err != nil {
+		return err
+	}
+	if err := n.opts.Logger.Init(); err != nil {
+		return err
+	}
+	if err := n.opts.Meter.Init(); err != nil {
+		return err
+	}
+
 	for _, o := range opts {
 		o(&n.opts)
 	}
 	n.addrs = setAddrs(n.opts.Addrs)
+
+	n.init = true
 	return nil
 }