symfony/UPGRADE-3.3.md

UPGRADE FROM 3.2 to 3.3

ClassLoader

• The component is deprecated and will be removed in 4.0. Use Composer instead.

Debug

• The ContextErrorException class is deprecated. \ErrorException will be used instead in 4.0.

Console

• The console.exception event and the related ConsoleExceptionEvent class have been deprecated in favor of the console.error event and the ConsoleErrorEvent class. The deprecated event and class will be removed in 4.0.

DependencyInjection

• The Reference and Alias classes do not make service identifiers lowercase anymore.

• Case insensitivity of service identifiers is deprecated and will be removed in 4.0.

• Using the PhpDumper with an uncompiled ContainerBuilder is deprecated and will not be supported anymore in 4.0.

• The DefinitionDecorator class is deprecated and will be removed in 4.0, use the ChildDefinition class instead.

EventDispatcher

• The ContainerAwareEventDispatcher class has been deprecated. Use EventDispatcher with closure-proxy injection instead.

Finder

• The ExceptionInterface has been deprecated and will be removed in 4.0.

FrameworkBundle

• The Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\AddConsoleCommandPass has been deprecated. Use Symfony\Component\Console\DependencyInjection\AddConsoleCommandPass instead.

HttpKernel

• The Psr6CacheClearer::addPool() method has been deprecated. Pass an array of pools indexed by name to the constructor instead.

Security

• The RoleInterface has been deprecated. Extend the Symfony\Component\Security\Core\Role\Role class in your custom role implementations instead.

SecurityBundle

• The FirewallContext::getContext() method has been deprecated and will be removed in 4.0. Use the getListeners() method instead.

• The FirewallMap::$map and $container properties have been deprecated and will be removed in 4.0.

TwigBridge

• The TwigRendererEngine::setEnvironment() method has been deprecated and will be removed in 4.0. Pass the Twig Environment as second argument of the constructor instead.

Workflow

• Deprecated class name support in WorkflowRegistry::add() as second parameter. Wrap the class name in an instance of ClassInstanceSupportStrategy instead.

Yaml

• The constructor arguments $offset, $totalNumberOfLines and $skippedLineNumbers of the Parser class are deprecated and will be removed in 4.0