1 files changed, 17 insertions, 2 deletions
diff --git a/lib/composer/autoload.php b/lib/composer/autoload.php
index 610dbf34bca..7b1481e876c 100644
--- a/lib/composer/autoload.php
+++ b/lib/composer/autoload.php
@@ -2,6 +2,21 @@
 
 // autoload.php @generated by Composer
 
-require_once __DIR__ . '/composer' . '/autoload_real.php';
+if (PHP_VERSION_ID < 50600) {
+    if (!headers_sent()) {
+        header('HTTP/1.1 500 Internal Server Error');
+    }
+    $err = 'Composer 2.3.0 dropped support for autoloading on PHP <5.6 and you are running '.PHP_VERSION.', please upgrade PHP or use Composer 2.2 LTS via "composer self-update --2.2". Aborting.'.PHP_EOL;
+    if (!ini_get('display_errors')) {
+        if (PHP_SAPI === 'cli' || PHP_SAPI === 'phpdbg') {
+            fwrite(STDERR, $err);
+        } elseif (!headers_sent()) {
+            echo $err;
+        }
+    }
+    throw new RuntimeException($err);
+}
 
-return ComposerAutoloaderInit53792487c5a8370acc0b06b1a864ff4c::getLoader();
+require_once __DIR__ . '/composer/autoload_real.php';
+
+return ComposerAutoloaderInit749170dad3f5e7f9ca158f5a9f04f6a2::getLoader();