From 99b27cde64d6616a9e41f52f4a699577cf60f1d6 Mon Sep 17 00:00:00 2001
From: Peter Steinberger <steipete@gmail.com>
Date: Wed, 27 May 2026 19:20:01 +0100
Subject: [PATCH] perf(sessions): reduce store clone allocations

---
 src/config/sessions/store-cache.ts | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/config/sessions/store-cache.ts b/src/config/sessions/store-cache.ts
index 0499fcc205a5..87fa4c89b4cb 100644
--- a/src/config/sessions/store-cache.ts
+++ b/src/config/sessions/store-cache.ts
@@ -196,10 +196,21 @@ function cloneJsonLikeValue<T>(value: T): T {
     return value;
   }
   if (Array.isArray(value)) {
-    return value.map((item) => cloneJsonLikeValue(item)) as T;
+    const cloned = new Array(value.length);
+    for (let index = 0; index < value.length; index += 1) {
+      if (!(index in value)) {
+        continue;
+      }
+      cloned[index] = cloneJsonLikeValue(value[index]);
+    }
+    return cloned as T;
   }
   const cloned: Record<string, unknown> = {};
-  for (const [key, child] of Object.entries(value as Record<string, unknown>)) {
+  for (const key in value as Record<string, unknown>) {
+    if (!Object.prototype.hasOwnProperty.call(value, key)) {
+      continue;
+    }
+    const child = (value as Record<string, unknown>)[key];
     if (child === undefined) {
       continue;
     }