From 49d4e7b4c213a4e9f4eb8d86daedb90e6f1e3bfd Mon Sep 17 00:00:00 2001
From: Shuta Kondo <takekon591@gmail.com>
Date: Wed, 15 Nov 2023 08:54:05 +0900
Subject: [PATCH] use let for examples/consumer_listener.js

---
 examples/consumer_listener.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/examples/consumer_listener.js b/examples/consumer_listener.js
index df3c4ed5..4fc3b56e 100644
--- a/examples/consumer_listener.js
+++ b/examples/consumer_listener.js
@@ -19,9 +19,13 @@
 
 const Pulsar = require('../');
 
+// It will be released and disconnected when there are no references,
+// so declare it with let.
+let client;
+
 (async () => {
   // Create a client
-  const client = new Pulsar.Client({
+  client = new Pulsar.Client({
     serviceUrl: 'pulsar://localhost:6650',
     operationTimeoutSeconds: 30,
   });