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UPGRADE-4.3.md

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UPGRADE FROM 4.2 to 4.3

BrowserKit

  • Marked Response final.
  • Deprecated Response::buildHeader()
  • Deprecated Response::getStatus(), use Response::getStatusCode() instead

Cache

  • The psr/simple-cache dependency has been removed - run composer require psr/simple-cache if you need it.
  • Deprecated all PSR-16 adapters, use Psr16Cache or Symfony\Contracts\Cache\CacheInterface implementations instead.
  • Deprecated SimpleCacheAdapter, use `Psr16Adapter instead.

Config

  • Deprecated using environment variables with cannotBeEmpty() if the value is validated with validate()

Form

  • Using the date_format, date_widget, and time_widget options of the DateTimeType when the widget option is set to single_text is deprecated.

FrameworkBundle

  • Not passing the project directory to the constructor of the AssetsInstallCommand is deprecated. This argument will be mandatory in 5.0.
  • Deprecated the "Psr\SimpleCache\CacheInterface" / "cache.app.simple" service, use "Symfony\Contracts\Cache\CacheInterface" / "cache.app" instead.

HttpFoundation

  • The MimeTypeGuesserInterface and ExtensionGuesserInterface interfaces have been deprecated, use Symfony\Component\Mime\MimeTypesInterface instead.
  • The MimeType and MimeTypeExtensionGuesser classes have been deprecated, use Symfony\Component\Mime\MimeTypes instead.
  • The FileBinaryMimeTypeGuesser class has been deprecated, use Symfony\Component\Mime\FileBinaryMimeTypeGuesser instead.
  • The FileinfoMimeTypeGuesser class has been deprecated, use Symfony\Component\Mime\FileinfoMimeTypeGuesser instead.