From f73b470ec0a7787c6b2e070319ed4e7d117b0b91 Mon Sep 17 00:00:00 2001
From: marty-mcflai <88204159+marty-mcflai@users.noreply.github.com>
Date: Fri, 4 Feb 2022 12:21:58 +0100
Subject: [PATCH] fix: swallow error if socket has already been closed (#22934)

* Swallow error if socket has already been closed

* fix: log error
---
 web3.js/src/connection.ts | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/web3.js/src/connection.ts b/web3.js/src/connection.ts
index 7b55f16055..e97db4a06e 100644
--- a/web3.js/src/connection.ts
+++ b/web3.js/src/connection.ts
@@ -4110,7 +4110,16 @@ export class Connection {
         this._rpcWebSocketConnected = false;
         this._rpcWebSocketIdleTimeout = setTimeout(() => {
           this._rpcWebSocketIdleTimeout = null;
-          this._rpcWebSocket.close();
+          try {
+            this._rpcWebSocket.close();
+          } catch (err) {
+            // swallow error if socket has already been closed.
+            if (err instanceof Error) {
+              console.log(
+                `Error when closing socket connection: ${err.message}`,
+              );
+            }
+          }
         }, 500);
       }
       return;