This is first release note list, so we included changes from the last month.

• See full diff: v0.8.7...0.8.28

New Features 🎉

• [#4237] Add Proccessed file Caching, Thanks @mssimi

Do you want to run Rector only on changed files?

# rector.php
use Rector\Core\Configuration\Option;
use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;

return static function (ContainerConfigurator $containerConfigurator): void {
    $parameters = $containerConfigurator->parameters();
    $parameters->set(Option::ENABLE_CACHE, true);
};

• [#4311] Add init command, so you can create rector.php config

vendor/bin/rector init

# "rector.php" created

• [#4336] [Restoration] Add RestoreFullyQualifiedNameRector to restore accidentaly shortened class names

-public \SomeClass $someProperty;
+public \App\Full\SomeClass $someProperty;

• [#4341] [Symfony] Add AutoWireWithClassNameSuffixForMethodWithRequiredAnnotationRector for class method names with @require annotation, Thanks @samsonasik

• [#4348] [PHP 8.0] Add @required annotation to #[Required] attribute from Symfony 5.2
• [#4350] [PHP 8.0] Add @route annotation to #[Route] attribute in Symfony 5.2

• [#4379] [Downgrade PHP 7.4] Added downgrade array spread rule, Thanks @leoloso

• [#4391] [SimplePhpDocParser] Decoupled first split package - https://github.com/rectorphp/simple-php-doc-parser, can be installed as

composer require rector/simple-php-doc-parser

• [#4344] [SOLID] Added ChangeAndIfToEarlyReturnRector for refactoring early returns, Thanks @dobryy

 class SomeClass
 {
     public function canDrive(Car $car)
     {
-        if ($car->hasWheels && $car->hasFuel) {
-            return true;
+        if (!$car->hasWheels) {
+            return false;
         }
-        return false;
+        if (!$car->hasFuel) {
+            return false;
+        }
+
+        return true;
     }
 }

Bugfixes 🐛

• [#4415] Fix ArraySpreadInsteadOfArrayMergeRector for iterator_to_array() function, Thanks @drupol