From 30eafae41a09f91775a15aedf0673054a6491d0b Mon Sep 17 00:00:00 2001
From: luin <i@zihua.li>
Date: Fri, 19 Jul 2019 14:13:13 +0800
Subject: [PATCH] fix(cluster): suppress errors emitted from internal clients

Close #896, #899
---
 lib/cluster/index.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/cluster/index.ts b/lib/cluster/index.ts
index 9ae7e932..39c97680 100644
--- a/lib/cluster/index.ts
+++ b/lib/cluster/index.ts
@@ -740,6 +740,11 @@ class Cluster extends EventEmitter {
       retryStrategy: null,
       connectionName: "ioredisClusterRefresher"
     });
+
+    // Ignore error events since we will handle
+    // exceptions for the CLUSTER SLOTS command.
+    duplicatedConnection.on("error", noop);
+
     duplicatedConnection.cluster(
       "slots",
       timeout((err, result) => {