add same support to AddReturnDocblockForCommonObjectDenominatorRector

Author: TomasVotruba

rules-tests/TypeDeclarationDocblocks/Rector/ClassMethod/AddReturnDocblockForCommonObjectDenominatorRector/Fixture/override_dummy_array.php.inc

@@ -0,0 +1,45 @@
+<?php
+
+namespace Rector\Tests\TypeDeclarationDocblocks\Rector\ClassMethod\AddReturnDocblockForCommonObjectDenominatorRector\Fixture;
+
+use Rector\Tests\TypeDeclarationDocblocks\Rector\ClassMethod\AddReturnDocblockForCommonObjectDenominatorRector\Source\FirstExtension;
+use Rector\Tests\TypeDeclarationDocblocks\Rector\ClassMethod\AddReturnDocblockForCommonObjectDenominatorRector\Source\SecondExtension;
+
+final class OverrideDummyArray
+{
+    /**
+     * @return array
+     */
+    public function getExtensions(): array
+    {
+        return [
+            new FirstExtension(),
+            new SecondExtension()
+        ];
+    }
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\TypeDeclarationDocblocks\Rector\ClassMethod\AddReturnDocblockForCommonObjectDenominatorRector\Fixture;
+
+use Rector\Tests\TypeDeclarationDocblocks\Rector\ClassMethod\AddReturnDocblockForCommonObjectDenominatorRector\Source\FirstExtension;
+use Rector\Tests\TypeDeclarationDocblocks\Rector\ClassMethod\AddReturnDocblockForCommonObjectDenominatorRector\Source\SecondExtension;
+
+final class OverrideDummyArray
+{
+    /**
+     * @return \Rector\Tests\TypeDeclarationDocblocks\Rector\ClassMethod\AddReturnDocblockForCommonObjectDenominatorRector\Source\Contract\ExtensionInterface[]
+     */
+    public function getExtensions(): array
+    {
+        return [
+            new FirstExtension(),
+            new SecondExtension()
+        ];
+    }
+}
+
+?>

rules/TypeDeclarationDocblocks/Rector/ClassMethod/AddReturnDocblockForCommonObjectDenominatorRector.php

@@ -110,7 +110,7 @@ public function refactor(Node $node): ?Node
         $phpDocInfo = $this->phpDocInfoFactory->createFromNodeOrEmpty($node);
         $returnType = $phpDocInfo->getReturnType();
 
-        if (! $returnType instanceof MixedType || $returnType->isExplicitMixed()) {
+        if ($returnType instanceof ArrayType && ! $returnType->getItemType() instanceof MixedType) {
             return null;
         }
 
@@ -175,6 +175,7 @@ public function refactor(Node $node): ?Node
             $this->resolveKeyType($returnedType),
             new FullyQualifiedObjectType($firstSharedType)
         );
+
         $hasChanged = $this->phpDocTypeChanger->changeReturnType($node, $phpDocInfo, $objectTypeArrayType);
         if (! $hasChanged) {
             return null;