[PHP 8.2] Add rule for AllowDynamicProperties attribute

config/set/php82.php

@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Php82\Rector\Class_\AllowDynamicPropertiesRector;
+use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
+
+return static function (ContainerConfigurator $containerConfigurator): void {
+    $services = $containerConfigurator->services();
+    $services->set(AllowDynamicPropertiesRector::class);
+};

packages/Set/ValueObject/SetList.php

@@ -176,6 +176,11 @@ final class SetList implements SetListInterface
      */
     public const PHP_81 = __DIR__ . '/../../../config/set/php81.php';
 
+    /**
+     * @var string
+     */
+    public const PHP_82 = __DIR__ . '/../../../config/set/php82.php';
+
     /**
      * @var string
      */

rules-tests/Php82/Rector/Class_/AllowDynamicPropertiesRector/AllowDynamicPropertiesRectorTest.php

@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Rector\Tests\Php82\Rector\Class_\AllowDynamicPropertiesRector;
+
+use Iterator;
+use Rector\Testing\PHPUnit\AbstractRectorTestCase;
+use Symplify\SmartFileSystem\SmartFileInfo;
+
+final class AllowDynamicPropertiesRectorTest extends AbstractRectorTestCase
+{
+    /**
+     * @dataProvider provideData()
+     */
+    public function test(SmartFileInfo $fileInfo): void
+    {
+        $this->doTestFileInfo($fileInfo);
+    }
+
+    /**
+     * @return Iterator<SmartFileInfo>
+     */
+    public function provideData(): Iterator
+    {
+        return $this->yieldFilesFromDirectory(__DIR__ . '/Fixture');
+    }
+
+    public function provideConfigFilePath(): string
+    {
+        return __DIR__ . '/config/configured_rule.php';
+    }
+}

rules-tests/Php82/Rector/Class_/AllowDynamicPropertiesRector/Fixture/some_class.php.inc

@@ -0,0 +1,35 @@
+<?php
+
+namespace Rector\Tests\Php82\Rector\Class_\AllowDynamicPropertiesRector\Fixture;
+
+#[\Immutable]
+class SomeObject
+{
+    public string $someProperty = 'hello world';
+}
+
+class AnotherObject
+{
+    public string $someProperty = 'hello world';
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\Php82\Rector\Class_\AllowDynamicPropertiesRector\Fixture;
+
+#[\Immutable]
+#[\AllowDynamicProperties]
+class SomeObject
+{
+    public string $someProperty = 'hello world';
+}
+
+#[\AllowDynamicProperties]
+class AnotherObject
+{
+    public string $someProperty = 'hello world';
+}
+
+?>

rules-tests/Php82/Rector/Class_/AllowDynamicPropertiesRector/Fixture/some_other_class.php.inc

@@ -0,0 +1,23 @@
+<?php
+
+namespace Rector\Tests\Php82\Rector\Class_\AllowDynamicPropertiesRector\Fixture;
+
+#[\AllowDynamicProperties]
+class AnotherObject
+{
+    public string $someProperty = 'hello world';
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\Php82\Rector\Class_\AllowDynamicPropertiesRector\Fixture;
+
+#[\AllowDynamicProperties]
+class AnotherObject
+{
+    public string $someProperty = 'hello world';
+}
+
+?>

rules-tests/Php82/Rector/Class_/AllowDynamicPropertiesRector/config/configured_rule.php

@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Php82\Rector\Class_\AllowDynamicPropertiesRector;
+use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
+
+return static function (ContainerConfigurator $containerConfigurator): void {
+    $services = $containerConfigurator->services();
+    $services->set(AllowDynamicPropertiesRector::class);
+};

rules/Php82/Rector/Class_/AllowDynamicPropertiesRector.php

@@ -0,0 +1,94 @@
+<?php
+
+namespace Rector\Php82\Rector\Class_;
+
+use PhpParser\Node;
+use PhpParser\Node\Stmt\Class_;
+use PHPStan\Type\ObjectType;
+use Rector\BetterPhpDocParser\PhpDocInfo\PhpDocInfo;
+use Rector\Core\Rector\AbstractRector;
+use Rector\Core\ValueObject\PhpVersion;
+use Rector\PhpAttribute\Printer\PhpAttributeGroupFactory;
+use Rector\VersionBonding\Contract\MinPhpVersionInterface;
+use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
+use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
+
+/**
+ * @changelog https://github.com/php/php-src/pull/7571
+ *
+ * @see \Rector\Tests\Php82\Rector\Class_\AllowDynamicPropertiesRector\AllowDynamicPropertiesRectorTest
+ */
+class AllowDynamicPropertiesRector extends AbstractRector implements MinPhpVersionInterface
+{
+    /**
+     * @var string
+     */
+    private const ATTRIBUTE = 'AllowDynamicProperties';
+
+    public function __construct(
+        private PhpAttributeGroupFactory $phpAttributeGroupFactory,
+    ) {
+    }
+
+    public function getRuleDefinition(): RuleDefinition
+    {
+        return new RuleDefinition('Add the `AllowDynamicProperties` attribute to all classes', [
+            new CodeSample(
+                <<<'CODE_SAMPLE'
+class SomeObject {
+    public string $someProperty = 'hello world';
+}
+CODE_SAMPLE
+
+                ,
+                <<<'CODE_SAMPLE'
+#[AllowDynamicProperties]
+class SomeObject {
+    public string $someProperty = 'hello world';
+}
+CODE_SAMPLE
+            ),
+        ]);
+    }
+
+
+    public function getNodeTypes(): array
+    {
+        return [Class_::class];
+    }
+
+    public function refactor(Node $node)
+    {
+        $skipAttribute = false;
+        assert($node instanceof Class_);
+
+        foreach ($node->attrGroups as $attrGroup) {
+            foreach ($attrGroup->attrs as $key => $attribute) {
+                if ($this->isName($attribute->name, 'AllowDynamicProperties')) {
+                    $skipAttribute = true;
+                    break 2;
+                }
+            }
+        }
+
+        if (!$skipAttribute) {
+            $node = $this->addAllowDynamicPropertiesAttribute($node);
+        }
+
+        return $node;
+    }
+
+    private function addAllowDynamicPropertiesAttribute(Class_ $node): Node
+    {
+        $attributeGroup = $this->phpAttributeGroupFactory->createFromClass(self::ATTRIBUTE);
+        $node->attrGroups[] = $attributeGroup;
+
+        return $node;
+    }
+
+    public function provideMinPhpVersion(): int
+    {
+        // TODO: Consider what actual version to target...
+        return PhpVersion::PHP_81;
+    }
+}