From 414274b68a80199c3fb6bfb3890b0afb79f5b7f9 Mon Sep 17 00:00:00 2001
From: Marcos Casagrande <marcoscvp90@gmail.com>
Date: Thu, 10 Aug 2023 01:36:47 +0200
Subject: perf(ext/headers): use .push loop instead of spread operator (#20108)

---
 ext/fetch/20_headers.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'ext/fetch')

diff --git a/ext/fetch/20_headers.js b/ext/fetch/20_headers.js
index bea542c30..45bd29ad3 100644
--- a/ext/fetch/20_headers.js
+++ b/ext/fetch/20_headers.js
@@ -31,7 +31,6 @@ const {
   ObjectEntries,
   ObjectHasOwn,
   RegExpPrototypeExec,
-  SafeArrayIterator,
   SafeMap,
   MapPrototypeGet,
   MapPrototypeHas,
@@ -262,11 +261,13 @@ class Headers {
       }
     }
 
+    const entries = ObjectEntries(headers);
+    for (let i = 0; i < cookies.length; ++i) {
+      ArrayPrototypePush(entries, cookies[i]);
+    }
+
     return ArrayPrototypeSort(
-      [
-        ...new SafeArrayIterator(ObjectEntries(headers)),
-        ...new SafeArrayIterator(cookies),
-      ],
+      entries,
       (a, b) => {
         const akey = a[0];
         const bkey = b[0];
-- 
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