Use new error and exception handler getters (#56623)

Author: jnoordsij

composer.json

@@ -52,6 +52,7 @@
         "symfony/mailer": "^7.2.0",
         "symfony/mime": "^7.2.0",
         "symfony/polyfill-php83": "^1.31",
+        "symfony/polyfill-php85": "^1.31",
         "symfony/process": "^7.2.0",
         "symfony/routing": "^7.2.0",
         "symfony/uid": "^7.2.0",

src/Illuminate/Foundation/Bootstrap/HandleExceptions.php

@@ -326,27 +326,11 @@ public static function flushState()
      */
     public static function flushHandlersState()
     {
-        while (true) {
-            $previousHandler = set_exception_handler(static fn () => null);
-
-            restore_exception_handler();
-
-            if ($previousHandler === null) {
-                break;
-            }
-
+        while (get_exception_handler() !== null) {
             restore_exception_handler();
         }
 
-        while (true) {
-            $previousHandler = set_error_handler(static fn () => null);
-
-            restore_error_handler();
-
-            if ($previousHandler === null) {
-                break;
-            }
-
+        while (get_error_handler() !== null) {
             restore_error_handler();
         }
 

src/Illuminate/Http/composer.json

@@ -26,6 +26,7 @@
         "symfony/http-foundation": "^7.2.0",
         "symfony/http-kernel": "^7.2.0",
         "symfony/polyfill-php83": "^1.31",
+        "symfony/polyfill-php85": "^1.31",
         "symfony/mime": "^7.2.0"
     },
     "autoload": {