AddIntersectionVarToMockObjectPropertyRector

Add a MockObject intersection @var docblock with the mocked class to a native MockObject property

 use PHPUnit\Framework\TestCase;

 final class SomeTest extends TestCase
 {
+    /**
+     * @var \PHPUnit\Framework\MockObject\MockObject&\SomeService
+     */
     private \PHPUnit\Framework\MockObject\MockObject $someServiceMock;

     protected function setUp(): void
     {
         $this->someServiceMock = $this->createMock(SomeService::class);
     }
 }

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\PHPUnit\CodeQuality\Rector\Class_\AddIntersectionVarToMockObjectPropertyRector;

return RectorConfig::configure()
    ->withRules([
        AddIntersectionVarToMockObjectPropertyRector::class,
    ]);