Try Rector Online | Rector - Automated Way to Instantly Upgrade and Refactor any PHP code

Run Rector on your code to see what it can do for you:

 <?php
 
 use Symfony\Component\Validator\Constraints as Assert;

 
 class Model
 {
-    /**
-     * @Assert\Type("string")
-     */
+    #[Assert\Type('string')]
     protected string $str;    
     
-    /**
-     * @Assert\All({
-     *   @Assert\Type("string")
-     * })
-     */
+    #[Assert\All([new Assert\Type('string')])]
     protected array $items;
 }

PHP snippet to change

<?php

use Symfony\Component\Validator\Constraints as Assert;

class Model
{
    /**
     * @Assert\Type("string")
     */
    protected string $str;    
    
    /**
     * @Assert\All({
     *   @Assert\Type("string")
     * })
     */
    protected array $items;
}

Applied Rules:

AnnotationToAttributeRector

Not a change you expect?

Create an issue on GitHub
...or to speed up fix – add a test fixture

Config rector.php

<?php

use Rector\Config\RectorConfig;

return RectorConfig::configure()
    ->withSets([
        \Rector\Symfony\Set\SymfonySetList::ANNOTATIONS_TO_ATTRIBUTES,
        \Rector\Symfony\Set\SymfonySetList::SYMFONY_54,
    ]);

Rector version: bacfbf - released at 2025-06-13 13:38