AddReturnDocblockFromMethodCallDocblockRector

Find another rule

Add @return docblock based on detailed type of method call docblock

 final class SomeController
 {
+    /**
+        * @return SomeEntity[]
+        */
     public function getAll(): array
     {
         return $this->repository->findAll();
     }
 }

 final class Repository
 {
     /**
      * @return SomeEntity[]
      */
     public function findAll(): array
     {
         // ...
     }
-}
 }

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\TypeDeclarationDocblocks\Rector\ClassMethod\AddReturnDocblockFromMethodCallDocblockRector;

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