From b0320967633d5571e211aa80d19e7050a001e096 Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Mon, 28 Mar 2016 11:08:12 +0200
Subject: [PATCH] [Debug] Fix handling of php7 throwables

---
 src/Symfony/Component/Debug/Debug.php        | 24 ++++++++++++++++++++
 src/Symfony/Component/Debug/ErrorHandler.php |  6 +++++
 2 files changed, 30 insertions(+)

diff --git a/src/Symfony/Component/Debug/Debug.php b/src/Symfony/Component/Debug/Debug.php
index 82014e4ad42a1..eca19da9e66ec 100644
--- a/src/Symfony/Component/Debug/Debug.php
+++ b/src/Symfony/Component/Debug/Debug.php
@@ -46,6 +46,30 @@ public static function enable($errorReportingLevel = null, $displayErrors = true
         ErrorHandler::register($errorReportingLevel, $displayErrors);
         if ('cli' !== PHP_SAPI) {
             ExceptionHandler::register();
+
+            if (PHP_VERSION_ID >= 70000) {
+                $exceptionHandler = set_exception_handler(function ($throwable) use (&$exceptionHandler) {
+                    if ($throwable instanceof \Exception) {
+                        $exception = $throwable;
+                    } else {
+                        static $refl = null;
+
+                        if (null === $refl) {
+                            $refl = array();
+                            foreach (array('file', 'line', 'trace') as $prop) {
+                                $prop = new \ReflectionProperty('Exception', $prop);
+                                $prop->setAccessible(true);
+                                $refl[] = $prop;
+                            }
+                        }
+                        $exception = new \Exception($throwable->getMessage(), $throwable->getCode());
+                        foreach ($refl as $prop) {
+                            $prop->setValue($exception, $throwable->{'get'.$prop->name}());
+                        }
+                    }
+                    $exceptionHandler($exception);
+                });
+            }
         // CLI - display errors only if they're not already logged to STDERR
         } elseif ($displayErrors && (!ini_get('log_errors') || ini_get('error_log'))) {
             ini_set('display_errors', 1);
diff --git a/src/Symfony/Component/Debug/ErrorHandler.php b/src/Symfony/Component/Debug/ErrorHandler.php
index 43e196242a7e1..f12ece7a0d101 100644
--- a/src/Symfony/Component/Debug/ErrorHandler.php
+++ b/src/Symfony/Component/Debug/ErrorHandler.php
@@ -197,6 +197,12 @@ public function handleFatal()
         $exceptionHandler = set_exception_handler(function () {});
         restore_exception_handler();
 
+        if (PHP_VERSION_ID >= 70000 && $exceptionHandler instanceof \Closure) {
+            $reflector = new \ReflectionFunction($exceptionHandler);
+            foreach ($reflector->getStaticVariables() as $exceptionHandler) {
+                break;
+            }
+        }
         if (is_array($exceptionHandler) && $exceptionHandler[0] instanceof ExceptionHandler) {
             $level = isset($this->levels[$type]) ? $this->levels[$type] : $type;
             $message = sprintf('%s: %s in %s line %d', $level, $error['message'], $error['file'], $error['line']);