Rector\TypeDeclaration\Rector\ClassMethod\ReturnTypeFromReturnDirectArrayRector

ReturnTypeFromReturnDirectArrayRector

Add return type from return direct array

 final class AddReturnArray
 {
-    public function getArray()
+    public function getArray(): array
     {
         return [1, 2, 3];
     }
 }

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\TypeDeclaration\Rector\ClassMethod\ReturnTypeFromReturnDirectArrayRector;

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

SETS: Type Declarations