From 6804892356b352c80047192c958e6e59edab95a2 Mon Sep 17 00:00:00 2001
From: Onur Temizkan <onur@narval.co.uk>
Date: Thu, 25 Jul 2024 17:35:06 +0100
Subject: [PATCH] Update `getRouterPath`

---
 .../node/opentelemetry-instrumentation-express/src/utils.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/plugins/node/opentelemetry-instrumentation-express/src/utils.ts b/plugins/node/opentelemetry-instrumentation-express/src/utils.ts
index 76b26ce634..fdc8f3728c 100644
--- a/plugins/node/opentelemetry-instrumentation-express/src/utils.ts
+++ b/plugins/node/opentelemetry-instrumentation-express/src/utils.ts
@@ -51,13 +51,13 @@ export const storeLayerPath = (request: PatchedRequest, value?: string) => {
  * @returns The reconstructed path
  */
 export const getRouterPath = (path: string, layer: ExpressLayer): string => {
-  const stackLayer = layer.handle?.stack[0];
+  const stackLayer = layer.handle?.stack?.[0];
 
-  if (stackLayer.route?.path) {
+  if (stackLayer?.route?.path) {
     return `${path}${stackLayer.route.path}`;
   }
 
-  if (stackLayer.handle?.stack) {
+  if (stackLayer?.handle?.stack) {
     return getRouterPath(path, stackLayer);
   }