Add PHPDbg support to HTTP components

BufferingLogger.php

@@ -1,37 +0,0 @@
-<?php
-
-/*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-namespace Symfony\Component\Debug;
-
-use Psr\Log\AbstractLogger;
-
-/**
- * A buffering logger that stacks logs for later.
- *
- * @author Nicolas Grekas <p@tchwork.com>
- */
-class BufferingLogger extends AbstractLogger
-{
-    private $logs = array();
-
-    public function log($level, $message, array $context = array())
-    {
-        $this->logs[] = array($level, $message, $context);
-    }
-
-    public function cleanLogs()
-    {
-        $logs = $this->logs;
-        $this->logs = array();
-
-        return $logs;
-    }
-}

CHANGELOG.md

@@ -1,13 +1,6 @@
 CHANGELOG
 =========
 
-2.8.0
------
-
-* added BufferingLogger for errors that happen before a proper logger is configured
-* allow throwing from `__toString()` with `return trigger_error($e, E_USER_ERROR);`
-* deprecate ExceptionHandler::createResponse
-
 2.7.0
 -----
 

Debug.php

@@ -45,17 +45,16 @@ class Debug
             error_reporting(-1);
         }
 
-        if ('cli' !== PHP_SAPI) {
+        if (!\in_array(PHP_SAPI, array('cli', 'phpdbg'), true)) {
             ini_set('display_errors', 0);
             ExceptionHandler::register();
         } elseif ($displayErrors && (!ini_get('log_errors') || ini_get('error_log'))) {
             // CLI - display errors only if they're not already logged to STDERR
             ini_set('display_errors', 1);
         }
-        if ($displayErrors) {
-            ErrorHandler::register(new ErrorHandler(new BufferingLogger()));
-        } else {
-            ErrorHandler::register()->throwAt(0, true);
+        $handler = ErrorHandler::register();
+        if (!$displayErrors) {
+            $handler->throwAt(0, true);
         }
 
         DebugClassLoader::enable();

DebugClassLoader.php

@@ -216,26 +216,9 @@ class DebugClassLoader
                         @trigger_error(sprintf('The %s class extends %s that is deprecated %s', $name, $parent, self::$deprecated[$parent]), E_USER_DEPRECATED);
                     }
 
-                    $parentInterfaces = array();
-                    $deprecatedInterfaces = array();
-                    if ($parent) {
-                        foreach (class_implements($parent) as $interface) {
-                            $parentInterfaces[$interface] = 1;
-                        }
-                    }
-
-                    foreach ($refl->getInterfaceNames() as $interface) {
-                        if (isset(self::$deprecated[$interface]) && strncmp($ns, $interface, $len)) {
-                            $deprecatedInterfaces[] = $interface;
-                        }
-                        foreach (class_implements($interface) as $interface) {
-                            $parentInterfaces[$interface] = 1;
-                        }
-                    }
-
-                    foreach ($deprecatedInterfaces as $interface) {
-                        if (!isset($parentInterfaces[$interface])) {
-                            @trigger_error(sprintf('The %s %s %s that is deprecated %s', $name, $refl->isInterface() ? 'interface extends' : 'class implements', $interface, self::$deprecated[$interface]), E_USER_DEPRECATED);
+                    foreach (class_implements($class) as $interface) {
+                        if (isset(self::$deprecated[$interface]) && strncmp($ns, $interface, $len) && !is_subclass_of($parent, $interface)) {
+                            @trigger_error(sprintf('The %s %s %s that is deprecated %s', $name, interface_exists($class) ? 'interface extends' : 'class implements', $interface, self::$deprecated[$interface]), E_USER_DEPRECATED);
                         }
                     }
                 }

ErrorHandler.php

@@ -97,12 +97,10 @@ class ErrorHandler
     private $isRecursive = 0;
     private $isRoot = false;
     private $exceptionHandler;
-    private $bootstrappingLogger;
 
     private static $reservedMemory;
     private static $stackedErrors = array();
     private static $stackedErrorLevels = array();
-    private static $toStringException = null;
     private static $exitCode = 0;
 
     /**
@@ -149,10 +147,24 @@ class ErrorHandler
             $handler = $prev[0];
             $replace = false;
         }
-        if ($replace || !$prev) {
-            $handler->setExceptionHandler(set_exception_handler(array($handler, 'handleException')));
-        } else {
+        if (!$replace && $prev) {
             restore_error_handler();
+            $handlerIsRegistered = is_array($prev) && $handler === $prev[0];
+        } else {
+            $handlerIsRegistered = true;
+        }
+        if (is_array($prev = set_exception_handler(array($handler, 'handleException'))) && $prev[0] instanceof self) {
+            restore_exception_handler();
+            if (!$handlerIsRegistered) {
+                $handler = $prev[0];
+            } elseif ($handler !== $prev[0] && $replace) {
+                set_exception_handler(array($handler, 'handleException'));
+                $p = $prev[0]->setExceptionHandler(null);
+                $handler->setExceptionHandler($p);
+                $prev[0]->setExceptionHandler($p);
+            }
+        } else {
+            $handler->setExceptionHandler($prev);
         }
 
         $handler->throwAt($levels & $handler->thrownErrors, true);
@@ -160,14 +172,6 @@ class ErrorHandler
         return $handler;
     }
 
-    public function __construct(BufferingLogger $bootstrappingLogger = null)
-    {
-        if ($bootstrappingLogger) {
-            $this->bootstrappingLogger = $bootstrappingLogger;
-            $this->setDefaultLogger($bootstrappingLogger);
-        }
-    }
-
     /**
      * Sets a logger to non assigned errors levels.
      *
@@ -181,7 +185,7 @@ class ErrorHandler
 
         if (is_array($levels)) {
             foreach ($levels as $type => $logLevel) {
-                if (empty($this->loggers[$type][0]) || $replace || $this->loggers[$type][0] === $this->bootstrappingLogger) {
+                if (empty($this->loggers[$type][0]) || $replace) {
                     $loggers[$type] = array($logger, $logLevel);
                 }
             }
@@ -190,7 +194,7 @@ class ErrorHandler
                 $levels = E_ALL | E_STRICT;
             }
             foreach ($this->loggers as $type => $log) {
-                if (($type & $levels) && (empty($log[0]) || $replace || $log[0] === $this->bootstrappingLogger)) {
+                if (($type & $levels) && (empty($log[0]) || $replace)) {
                     $log[0] = $logger;
                     $loggers[$type] = $log;
                 }
@@ -213,7 +217,6 @@ class ErrorHandler
     {
         $prevLogged = $this->loggedErrors;
         $prev = $this->loggers;
-        $flush = array();
 
         foreach ($loggers as $type => $log) {
             if (!isset($prev[$type])) {
@@ -232,24 +235,9 @@ class ErrorHandler
                 throw new \InvalidArgumentException('Invalid logger provided');
             }
             $this->loggers[$type] = $log + $prev[$type];
-
-            if ($this->bootstrappingLogger && $prev[$type][0] === $this->bootstrappingLogger) {
-                $flush[$type] = $type;
-            }
         }
         $this->reRegister($prevLogged | $this->thrownErrors);
 
-        if ($flush) {
-            foreach ($this->bootstrappingLogger->cleanLogs() as $log) {
-                $type = $log[2]['type'];
-                if (!isset($flush[$type])) {
-                    $this->bootstrappingLogger->log($log[0], $log[1], $log[2]);
-                } elseif ($this->loggers[$type][0]) {
-                    $this->loggers[$type][0]->log($this->loggers[$type][1], $log[1], $log[2]);
-                }
-            }
-        }
-
         return $prev;
     }
 
@@ -423,10 +411,7 @@ class ErrorHandler
         }
 
         if ($throw) {
-            if (null !== self::$toStringException) {
-                $throw = self::$toStringException;
-                self::$toStringException = null;
-            } elseif ($scope && class_exists('Symfony\Component\Debug\Exception\ContextErrorException')) {
+            if ($scope && class_exists('Symfony\Component\Debug\Exception\ContextErrorException')) {
                 // Checking for class existence is a work around for https://bugs.php.net/42098
                 $throw = new ContextErrorException($this->levels[$type].': '.$message, 0, $type, $file, $line, $context);
             } else {
@@ -441,47 +426,6 @@ class ErrorHandler
                 $throw->errorHandlerCanary = new ErrorHandlerCanary();
             }
 
-            if (E_USER_ERROR & $type) {
-                $backtrace = $backtrace ?: $throw->getTrace();
-
-                for ($i = 1; isset($backtrace[$i]); ++$i) {
-                    if (isset($backtrace[$i]['function'], $backtrace[$i]['type'], $backtrace[$i - 1]['function'])
-                        && '__toString' === $backtrace[$i]['function']
-                        && '->' === $backtrace[$i]['type']
-                        && !isset($backtrace[$i - 1]['class'])
-                        && ('trigger_error' === $backtrace[$i - 1]['function'] || 'user_error' === $backtrace[$i - 1]['function'])
-                    ) {
-                        // Here, we know trigger_error() has been called from __toString().
-                        // HHVM is fine with throwing from __toString() but PHP triggers a fatal error instead.
-                        // A small convention allows working around the limitation:
-                        // given a caught $e exception in __toString(), quitting the method with
-                        // `return trigger_error($e, E_USER_ERROR);` allows this error handler
-                        // to make $e get through the __toString() barrier.
-
-                        foreach ($context as $e) {
-                            if (($e instanceof \Exception || $e instanceof \Throwable) && $e->__toString() === $message) {
-                                if (1 === $i) {
-                                    // On HHVM
-                                    $throw = $e;
-                                    break;
-                                }
-                                self::$toStringException = $e;
-
-                                return true;
-                            }
-                        }
-
-                        if (1 < $i) {
-                            // On PHP (not on HHVM), display the original error message instead of the default one.
-                            $this->handleException($throw);
-
-                            // Stop the process by giving back the error to the native handler.
-                            return false;
-                        }
-                    }
-                }
-            }
-
             throw $throw;
         }
 
@@ -600,15 +544,16 @@ class ErrorHandler
                 }
             }
         }
+        $exceptionHandler = $this->exceptionHandler;
+        $this->exceptionHandler = null;
         try {
-            if (null !== $this->exceptionHandler) {
-                return \call_user_func($this->exceptionHandler, $exception);
+            if (null !== $exceptionHandler) {
+                return \call_user_func($exceptionHandler, $exception);
             }
             $handlerException = $handlerException ?: $exception;
         } catch (\Exception $handlerException) {
         } catch (\Throwable $handlerException) {
         }
-        $this->exceptionHandler = null;
         if ($exception === $handlerException) {
             self::$reservedMemory = null; // Disable the fatal error handler
             throw $exception; // Give back $exception to the native handler
@@ -631,6 +576,8 @@ class ErrorHandler
 
         $handler = self::$reservedMemory = null;
         $handlers = array();
+        $previousHandler = null;
+        $sameHandlerLimit = 10;
 
         while (!is_array($handler) || !$handler[0] instanceof self) {
             $handler = set_exception_handler('var_dump');
@@ -640,7 +587,14 @@ class ErrorHandler
                 break;
             }
             restore_exception_handler();
-            array_unshift($handlers, $handler);
+
+            if ($handler !== $previousHandler) {
+                array_unshift($handlers, $handler);
+                $previousHandler = $handler;
+            } elseif (0 === --$sameHandlerLimit) {
+                $handler = null;
+                break;
+            }
         }
         foreach ($handlers as $h) {
             set_exception_handler($h);

Exception/FatalThrowableError.php

@@ -36,7 +36,8 @@ class FatalThrowableError extends FatalErrorException
             $e->getCode(),
             $severity,
             $e->getFile(),
-            $e->getLine()
+            $e->getLine(),
+            $e->getPrevious()
         );
 
         $this->setTrace($e->getTrace());

ExceptionHandler.php

@@ -39,8 +39,6 @@ class ExceptionHandler
     public function __construct($debug = true, $charset = null, $fileLinkFormat = null)
     {
         if (false !== strpos($charset, '%')) {
-            @trigger_error('Providing $fileLinkFormat as second argument to '.__METHOD__.' is deprecated since Symfony 2.8 and will be unsupported in 3.0. Please provide it as third argument, after $charset.', E_USER_DEPRECATED);
-
             // Swap $charset and $fileLinkFormat for BC reasons
             $pivot = $fileLinkFormat;
             $fileLinkFormat = $charset;
@@ -164,7 +162,6 @@ class ExceptionHandler
             $response = $this->createResponse($exception);
             $response->sendHeaders();
             $response->sendContent();
-            @trigger_error(sprintf("The %s::createResponse method is deprecated since Symfony 2.8 and won't be called anymore when handling an exception in 3.0.", $reflector->class), E_USER_DEPRECATED);
 
             return;
         }
@@ -178,7 +175,7 @@ class ExceptionHandler
      * This method uses plain PHP functions like header() and echo to output
      * the response.
      *
-     * @param \Exception|FlattenException $exception An \Exception or FlattenException instance
+     * @param \Exception|FlattenException $exception An \Exception instance
      */
     public function sendPhpResponse($exception)
     {
@@ -200,37 +197,17 @@ class ExceptionHandler
     /**
      * Creates the error Response associated with the given Exception.
      *
-     * @param \Exception|FlattenException $exception An \Exception or FlattenException instance
+     * @param \Exception|FlattenException $exception An \Exception instance
      *
      * @return Response A Response instance
-     *
-     * @deprecated since 2.8, to be removed in 3.0.
      */
     public function createResponse($exception)
     {
-        @trigger_error('The '.__METHOD__.' method is deprecated since Symfony 2.8 and will be removed in 3.0.', E_USER_DEPRECATED);
-
         if (!$exception instanceof FlattenException) {
             $exception = FlattenException::create($exception);
         }
 
-        return Response::create($this->getHtml($exception), $exception->getStatusCode(), $exception->getHeaders())->setCharset($this->charset);
-    }
-
-    /**
-     * Gets the full HTML content associated with the given exception.
-     *
-     * @param \Exception|FlattenException $exception An \Exception or FlattenException instance
-     *
-     * @return string The HTML content as a string
-     */
-    public function getHtml($exception)
-    {
-        if (!$exception instanceof FlattenException) {
-            $exception = FlattenException::create($exception);
-        }
-
-        return $this->decorate($this->getContent($exception), $this->getStylesheet($exception));
+        return Response::create($this->decorate($this->getContent($exception), $this->getStylesheet($exception)), $exception->getStatusCode(), $exception->getHeaders())->setCharset($this->charset);
     }
 
     /**

Tests/DebugClassLoaderTest.php

@@ -222,28 +222,6 @@ class DebugClassLoaderTest extends TestCase
         );
     }
 
-    public function testInterfaceExtendsDeprecatedInterface()
-    {
-        set_error_handler(function () { return false; });
-        $e = error_reporting(0);
-        trigger_error('', E_USER_NOTICE);
-
-        class_exists('Test\\'.__NAMESPACE__.'\\NonDeprecatedInterfaceClass', true);
-
-        error_reporting($e);
-        restore_error_handler();
-
-        $lastError = error_get_last();
-        unset($lastError['file'], $lastError['line']);
-
-        $xError = array(
-            'type' => E_USER_NOTICE,
-            'message' => '',
-        );
-
-        $this->assertSame($xError, $lastError);
-    }
-
     public function testDeprecatedSuperInSameNamespace()
     {
         set_error_handler(function () { return false; });
@@ -330,8 +308,6 @@ class ClassLoader
             eval('namespace Test\\'.__NAMESPACE__.'; class DeprecatedParentClass extends \\'.__NAMESPACE__.'\Fixtures\DeprecatedClass {}');
         } elseif ('Test\\'.__NAMESPACE__.'\DeprecatedInterfaceClass' === $class) {
             eval('namespace Test\\'.__NAMESPACE__.'; class DeprecatedInterfaceClass implements \\'.__NAMESPACE__.'\Fixtures\DeprecatedInterface {}');
-        } elseif ('Test\\'.__NAMESPACE__.'\NonDeprecatedInterfaceClass' === $class) {
-            eval('namespace Test\\'.__NAMESPACE__.'; class NonDeprecatedInterfaceClass implements \\'.__NAMESPACE__.'\Fixtures\NonDeprecatedInterface {}');
         } elseif ('Test\\'.__NAMESPACE__.'\Float' === $class) {
             eval('namespace Test\\'.__NAMESPACE__.'; class Float {}');
         }

Tests/ErrorHandlerTest.php

@@ -14,7 +14,6 @@ namespace Symfony\Component\Debug\Tests;
 use PHPUnit\Framework\TestCase;
 use Psr\Log\LogLevel;
 use Symfony\Component\Debug\ErrorHandler;
-use Symfony\Component\Debug\BufferingLogger;
 use Symfony\Component\Debug\Exception\ContextErrorException;
 
 /**
@@ -35,7 +34,7 @@ class ErrorHandlerTest extends TestCase
 
             $newHandler = new ErrorHandler();
 
-            $this->assertSame($newHandler, ErrorHandler::register($newHandler, false));
+            $this->assertSame($handler, ErrorHandler::register($newHandler, false));
             $h = set_error_handler('var_dump');
             restore_error_handler();
             $this->assertSame(array($handler, 'handleError'), $h);
@@ -272,33 +271,6 @@ class ErrorHandlerTest extends TestCase
         }
     }
 
-    public function testHandleUserError()
-    {
-        try {
-            $handler = ErrorHandler::register();
-            $handler->throwAt(0, true);
-
-            $e = null;
-            $x = new \Exception('Foo');
-
-            try {
-                $f = new Fixtures\ToStringThrower($x);
-                $f .= ''; // Trigger $f->__toString()
-            } catch (\Exception $e) {
-            }
-
-            $this->assertSame($x, $e);
-
-            restore_error_handler();
-            restore_exception_handler();
-        } catch (\Exception $e) {
-            restore_error_handler();
-            restore_exception_handler();
-
-            throw $e;
-        }
-    }
-
     public function testHandleDeprecation()
     {
         $that = $this;
@@ -321,6 +293,9 @@ class ErrorHandlerTest extends TestCase
         @$handler->handleError(E_USER_DEPRECATED, 'Foo deprecation', __FILE__, __LINE__, array());
     }
 
+    /**
+     * @group no-hhvm
+     */
     public function testHandleException()
     {
         try {
@@ -403,49 +378,9 @@ class ErrorHandlerTest extends TestCase
         }
     }
 
-    public function testBootstrappingLogger()
-    {
-        $bootLogger = new BufferingLogger();
-        $handler = new ErrorHandler($bootLogger);
-
-        $loggers = array(
-            E_DEPRECATED => array($bootLogger, LogLevel::INFO),
-            E_USER_DEPRECATED => array($bootLogger, LogLevel::INFO),
-            E_NOTICE => array($bootLogger, LogLevel::WARNING),
-            E_USER_NOTICE => array($bootLogger, LogLevel::WARNING),
-            E_STRICT => array($bootLogger, LogLevel::WARNING),
-            E_WARNING => array($bootLogger, LogLevel::WARNING),
-            E_USER_WARNING => array($bootLogger, LogLevel::WARNING),
-            E_COMPILE_WARNING => array($bootLogger, LogLevel::WARNING),
-            E_CORE_WARNING => array($bootLogger, LogLevel::WARNING),
-            E_USER_ERROR => array($bootLogger, LogLevel::CRITICAL),
-            E_RECOVERABLE_ERROR => array($bootLogger, LogLevel::CRITICAL),
-            E_COMPILE_ERROR => array($bootLogger, LogLevel::CRITICAL),
-            E_PARSE => array($bootLogger, LogLevel::CRITICAL),
-            E_ERROR => array($bootLogger, LogLevel::CRITICAL),
-            E_CORE_ERROR => array($bootLogger, LogLevel::CRITICAL),
-        );
-
-        $this->assertSame($loggers, $handler->setLoggers(array()));
-
-        $handler->handleError(E_DEPRECATED, 'Foo message', __FILE__, 123, array());
-        $expectedLog = array(LogLevel::INFO, 'Foo message', array('type' => E_DEPRECATED, 'file' => __FILE__, 'line' => 123, 'level' => error_reporting()));
-
-        $logs = $bootLogger->cleanLogs();
-        unset($logs[0][2]['stack']);
-
-        $this->assertSame(array($expectedLog), $logs);
-
-        $bootLogger->log($expectedLog[0], $expectedLog[1], $expectedLog[2]);
-
-        $mockLogger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
-        $mockLogger->expects($this->once())
-            ->method('log')
-            ->with(LogLevel::WARNING, 'Foo message', $expectedLog[2]);
-
-        $handler->setLoggers(array(E_DEPRECATED => array($mockLogger, LogLevel::WARNING)));
-    }
-
+    /**
+     * @group no-hhvm
+     */
     public function testHandleFatalError()
     {
         try {
@@ -505,6 +440,9 @@ class ErrorHandlerTest extends TestCase
         $this->assertStringStartsWith("Attempted to load class \"Foo\" from the global namespace.\nDid you forget a \"use\" statement", $args[0]->getMessage());
     }
 
+    /**
+     * @group no-hhvm
+     */
     public function testHandleFatalErrorOnHHVM()
     {
         try {
@@ -592,4 +530,18 @@ class ErrorHandlerTest extends TestCase
             throw $e;
         }
     }
+
+    /**
+     * @expectedException \Exception
+     * @group no-hhvm
+     */
+    public function testCustomExceptionHandler()
+    {
+        $handler = new ErrorHandler();
+        $handler->setExceptionHandler(function ($e) use ($handler) {
+            $handler->handleException($e);
+        });
+
+        $handler->handleException(new \Exception());
+    }
 }

Tests/Exception/FlattenExceptionTest.php

@@ -105,7 +105,7 @@ class FlattenExceptionTest extends TestCase
     /**
      * @dataProvider flattenDataProvider
      */
-    public function testFlattenHttpException(\Exception $exception, $statusCode)
+    public function testFlattenHttpException(\Exception $exception)
     {
         $flattened = FlattenException::create($exception);
         $flattened2 = FlattenException::create($exception);
@@ -120,7 +120,7 @@ class FlattenExceptionTest extends TestCase
     /**
      * @dataProvider flattenDataProvider
      */
-    public function testPrevious(\Exception $exception, $statusCode)
+    public function testPrevious(\Exception $exception)
     {
         $flattened = FlattenException::create($exception);
         $flattened2 = FlattenException::create($exception);
@@ -167,7 +167,7 @@ class FlattenExceptionTest extends TestCase
     /**
      * @dataProvider flattenDataProvider
      */
-    public function testToArray(\Exception $exception, $statusCode)
+    public function testToArray(\Exception $exception)
     {
         $flattened = FlattenException::create($exception);
         $flattened->setTrace(array(), 'foo.php', 123);
@@ -187,7 +187,7 @@ class FlattenExceptionTest extends TestCase
     public function flattenDataProvider()
     {
         return array(
-            array(new \Exception('test', 123), 500),
+            array(new \Exception('test', 123)),
         );
     }
 

Tests/Fixtures/NonDeprecatedInterface.php

@@ -1,7 +0,0 @@
-<?php
-
-namespace Symfony\Component\Debug\Tests\Fixtures;
-
-interface NonDeprecatedInterface extends DeprecatedInterface
-{
-}

Tests/Fixtures/ToStringThrower.php

@@ -1,24 +0,0 @@
-<?php
-
-namespace Symfony\Component\Debug\Tests\Fixtures;
-
-class ToStringThrower
-{
-    private $exception;
-
-    public function __construct(\Exception $e)
-    {
-        $this->exception = $e;
-    }
-
-    public function __toString()
-    {
-        try {
-            throw $this->exception;
-        } catch (\Exception $e) {
-            // Using user_error() here is on purpose so we do not forget
-            // that this alias also should work alongside with trigger_error().
-            return user_error($e, E_USER_ERROR);
-        }
-    }
-}

Tests/phpt/decorate_exception_hander.phpt

@@ -0,0 +1,47 @@
+--TEST--
+Test catching fatal errors when handlers are nested
+--FILE--
+<?php
+
+namespace Symfony\Component\Debug;
+
+$vendor = __DIR__;
+while (!file_exists($vendor.'/vendor')) {
+    $vendor = dirname($vendor);
+}
+require $vendor.'/vendor/autoload.php';
+
+set_error_handler('var_dump');
+set_exception_handler('var_dump');
+
+ErrorHandler::register(null, false);
+
+if (true) {
+    class foo extends missing
+    {
+    }
+}
+
+?>
+--EXPECTF--
+Fatal error: Class 'Symfony\Component\Debug\missing' not found in %s on line %d
+object(Symfony\Component\Debug\Exception\ClassNotFoundException)#%d (8) {
+  ["message":protected]=>
+  string(131) "Attempted to load class "missing" from namespace "Symfony\Component\Debug".
+Did you forget a "use" statement for another namespace?"
+  ["string":"Exception":private]=>
+  string(0) ""
+  ["code":protected]=>
+  int(0)
+  ["file":protected]=>
+  string(%d) "%s"
+  ["line":protected]=>
+  int(%d)
+  ["trace":"Exception":private]=>
+  array(0) {
+  }
+  ["previous":"Exception":private]=>
+  NULL
+  ["severity":protected]=>
+  int(1)
+}

Tests/phpt/fatal_with_nested_handlers.phpt

@@ -35,7 +35,7 @@ array(1) {
   [0]=>
   string(37) "Error and exception handlers do match"
 }
-object(Symfony\Component\Debug\Exception\FatalErrorException)#%d (%d) {
+object(Symfony\Component\Debug\Exception\FatalErrorException)#%d (8) {
   ["message":protected]=>
   string(199) "Error: Class Symfony\Component\Debug\Broken contains 2 abstract methods and must therefore be declared abstract or implement the remaining methods (Serializable::serialize, Serializable::unserialize)"
 %a

composer.json

@@ -23,8 +23,8 @@
         "symfony/http-kernel": ">=2.3,<2.3.24|~2.4.0|>=2.5,<2.5.9|>=2.6,<2.6.2"
     },
     "require-dev": {
-        "symfony/class-loader": "~2.2|~3.0.0",
-        "symfony/http-kernel": "~2.3.24|~2.5.9|^2.6.2|~3.0.0"
+        "symfony/class-loader": "~2.2",
+        "symfony/http-kernel": "~2.3.24|~2.5.9|^2.6.2"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Debug\\": "" },
@@ -35,7 +35,7 @@
     "minimum-stability": "dev",
     "extra": {
         "branch-alias": {
-            "dev-master": "2.8-dev"
+            "dev-master": "2.7-dev"
         }
     }
 }