[AutoImport] Apply @\ auto import on AnnotationToAttributeRector (#5286)

packages/PhpAttribute/NodeFactory/AttributeNameFactory.php

@@ -27,11 +27,16 @@ public function create(
         DoctrineAnnotationTagValueNode $doctrineAnnotationTagValueNode,
         array $uses
     ): FullyQualified|Name {
-        // A. attribute and class name are the same, so we re-use the short form to keep code compatible with previous one
+        // A. attribute and class name are the same, so we re-use the short form to keep code compatible with previous one,
+        // except start with \
         if ($annotationToAttribute->getAttributeClass() === $annotationToAttribute->getTag()) {
             $attributeName = $doctrineAnnotationTagValueNode->identifierTypeNode->name;
             $attributeName = ltrim($attributeName, '@');
 
+            if (str_starts_with($attributeName, '\\')) {
+                return new FullyQualified(ltrim($attributeName, '\\'));
+            }
+
             return new Name($attributeName);
         }
 

tests/Issues/AutoImport/Fixture/DocBlock/annotation_to_attribute.php.inc

@@ -0,0 +1,24 @@
+<?php
+
+namespace Rector\Core\Tests\Issues\AutoImport\Fixture\DocBlock;
+
+/**
+ * @\Doctrine\ORM\Mapping\Entity()
+ */
+class SomeEntity
+{
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Core\Tests\Issues\AutoImport\Fixture\DocBlock;
+
+use Doctrine\ORM\Mapping\Entity;
+#[Entity]
+class SomeEntity
+{
+}
+
+?>

tests/Issues/AutoImport/config/configured_rule.php

@@ -4,6 +4,8 @@
 
 use Rector\Config\RectorConfig;
 use Rector\Php70\Rector\Ternary\TernaryToNullCoalescingRector;
+use Rector\Php80\Rector\Class_\AnnotationToAttributeRector;
+use Rector\Php80\ValueObject\AnnotationToAttribute;
 use Rector\Renaming\Rector\Name\RenameClassRector;
 
 return static function (RectorConfig $rectorConfig): void {
@@ -12,4 +14,7 @@
         'Some\Exception' => 'Some\Target\Exception',
     ]);
     $rectorConfig->rule(TernaryToNullCoalescingRector::class);
+    $rectorConfig->ruleWithConfiguration(AnnotationToAttributeRector::class, [
+        new AnnotationToAttribute('Doctrine\ORM\Mapping\Entity')
+    ]);
 };