From 3f48d50de1393ca94c6c49cac5f74471979a5099 Mon Sep 17 00:00:00 2001
From: chimurai <655241+chimurai@users.noreply.github.com>
Date: Wed, 20 Apr 2022 21:42:03 +0200
Subject: [PATCH] fix(proxyReqWs): catch socket errors

---
 src/_handlers.ts | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/_handlers.ts b/src/_handlers.ts
index 9d3be970..3737aa01 100644
--- a/src/_handlers.ts
+++ b/src/_handlers.ts
@@ -11,8 +11,16 @@ export function init(proxy: httpProxy, option: Options): void {
     proxy.on(eventName, handlers[eventName]);
   }
 
-  proxy.on('econnreset', (err, req, res, target) => {
-    logger.error(`[HPM] ECONNRESET: %s`, err);
+  // https://github.com/webpack/webpack-dev-server/issues/1642
+  proxy.on('econnreset', (error, req, res, target) => {
+    logger.error(`[HPM] ECONNRESET: %O`, error);
+  });
+
+  // https://github.com/webpack/webpack-dev-server/issues/1642#issuecomment-1104325120
+  proxy.on('proxyReqWs', (proxyReq, req, socket, options, head) => {
+    socket.on('error', (error) => {
+      logger.error(`[HPM] WebSocket error: %O`, error);
+    });
   });
 
   logger.debug('[HPM] Subscribed to http-proxy events:', Object.keys(handlers));