From 8beb64d82c41b68ac1bedff8e3d6904e0b0feae9 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Mon, 20 Mar 2023 21:42:14 +0100
Subject: [PATCH] Fix github header handling to be case insensitive, fixes rate
 limit extraction (#11366)

---
 src/Composer/Util/GitHub.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Composer/Util/GitHub.php b/src/Composer/Util/GitHub.php
index a495a8569..bd4993b6a 100644
--- a/src/Composer/Util/GitHub.php
+++ b/src/Composer/Util/GitHub.php
@@ -203,7 +203,7 @@ class GitHub
     public function isRateLimited(array $headers)
     {
         foreach ($headers as $header) {
-            if (Preg::isMatch('{^X-RateLimit-Remaining: *0$}i', trim($header))) {
+            if (Preg::isMatch('{^x-ratelimit-remaining: *0$}i', trim($header))) {
                 return true;
             }
         }
@@ -223,7 +223,7 @@ class GitHub
     public function requiresSso(array $headers)
     {
         foreach ($headers as $header) {
-            if (Preg::isMatch('{^X-GitHub-SSO: required}i', trim($header))) {
+            if (Preg::isMatch('{^x-github-sso: required}i', trim($header))) {
                 return true;
             }
         }