From 6b6844c44138768b58e57049ec74a1b2b153b4bf Mon Sep 17 00:00:00 2001
From: Barry Pollard <barry_pollard@hotmail.com>
Date: Tue, 16 Sep 2025 22:12:28 +0100
Subject: [PATCH] Add error checking on performance custom metric

---
 dist/performance.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dist/performance.js b/dist/performance.js
index 05d5513..086d6e4 100644
--- a/dist/performance.js
+++ b/dist/performance.js
@@ -325,6 +325,7 @@ function getLcpResponseObject(lcpUrl) {
 }
 
 function getParameterCaseInsensitive(object, key) {
+  if (!object || !key) return;
   return object[Object.keys(object).find(k => k.toLowerCase() === key.toLowerCase())];
 }