diff --git a/rules-tests/TypeDeclaration/Rector/ClassMethod/AddArrayReturnDocTypeRector/Fixture/call_reflection_resolver.php.inc b/rules-tests/TypeDeclaration/Rector/ClassMethod/AddArrayReturnDocTypeRector/Fixture/call_reflection_resolver.php.inc
deleted file mode 100644
index 126927045db..00000000000
--- a/rules-tests/TypeDeclaration/Rector/ClassMethod/AddArrayReturnDocTypeRector/Fixture/call_reflection_resolver.php.inc
+++ /dev/null
@@ -1,70 +0,0 @@
-<?php
-
-namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\AddArrayReturnDocTypeRector\Fixture;
-
-use PhpParser\Node;
-use PhpParser\Node\Expr\FuncCall;
-use PHPStan\Reflection\FunctionReflection;
-use PHPStan\Reflection\MethodReflection;
-
-class CallReflectionResolverFixture
-{
-    public function resolveCall(Node $node)
-    {
-        if ($node instanceof FuncCall) {
-            return $this->resolveFunctionCall($node);
-        }
-
-        return $this->resolveMethodCall($node);
-    }
-
-    /**
-     * @return FunctionReflection|MethodReflection|null
-     */
-    private function resolveFunctionCall(FuncCall $funcCall)
-    {
-    }
-
-    private function resolveMethodCall(Node $node): ?MethodReflection
-    {
-    }
-
-}
-?>
------
-<?php
-
-namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\AddArrayReturnDocTypeRector\Fixture;
-
-use PhpParser\Node;
-use PhpParser\Node\Expr\FuncCall;
-use PHPStan\Reflection\FunctionReflection;
-use PHPStan\Reflection\MethodReflection;
-
-class CallReflectionResolverFixture
-{
-    /**
-     * @return \PHPStan\Reflection\FunctionReflection|\PHPStan\Reflection\MethodReflection|null
-     */
-    public function resolveCall(Node $node)
-    {
-        if ($node instanceof FuncCall) {
-            return $this->resolveFunctionCall($node);
-        }
-
-        return $this->resolveMethodCall($node);
-    }
-
-    /**
-     * @return FunctionReflection|MethodReflection|null
-     */
-    private function resolveFunctionCall(FuncCall $funcCall)
-    {
-    }
-
-    private function resolveMethodCall(Node $node): ?MethodReflection
-    {
-    }
-
-}
-?>
diff --git a/rules-tests/TypeDeclaration/Rector/ClassMethod/AddArrayReturnDocTypeRector/Fixture/has_offset.php.inc b/rules-tests/TypeDeclaration/Rector/ClassMethod/AddArrayReturnDocTypeRector/Fixture/has_offset.php.inc
deleted file mode 100644
index 12b45cddc44..00000000000
--- a/rules-tests/TypeDeclaration/Rector/ClassMethod/AddArrayReturnDocTypeRector/Fixture/has_offset.php.inc
+++ /dev/null
@@ -1,46 +0,0 @@
-<?php
-
-namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\AddArrayReturnDocTypeRector\Fixture;
-
-final class HasOffset
-{
-    private function convertArguments($service)
-    {
-        if (! is_array($service)) {
-            return $service;
-        }
-
-        if (! isset($service['arguments'])) {
-            return $service;
-        }
-
-        return $service;
-    }
-}
-
-?>
------
-<?php
-
-namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\AddArrayReturnDocTypeRector\Fixture;
-
-final class HasOffset
-{
-    /**
-     * @return mixed[]|mixed
-     */
-    private function convertArguments($service)
-    {
-        if (! is_array($service)) {
-            return $service;
-        }
-
-        if (! isset($service['arguments'])) {
-            return $service;
-        }
-
-        return $service;
-    }
-}
-
-?>
diff --git a/rules/TypeDeclaration/Rector/ClassMethod/AddArrayReturnDocTypeRector.php b/rules/TypeDeclaration/Rector/ClassMethod/AddArrayReturnDocTypeRector.php
index ab48bb0f1ce..3b371e61c32 100644
--- a/rules/TypeDeclaration/Rector/ClassMethod/AddArrayReturnDocTypeRector.php
+++ b/rules/TypeDeclaration/Rector/ClassMethod/AddArrayReturnDocTypeRector.php
@@ -25,6 +25,7 @@
 use Rector\Privatization\TypeManipulator\TypeNormalizer;
 use Rector\TypeDeclaration\NodeTypeAnalyzer\DetailedTypeAnalyzer;
 use Rector\TypeDeclaration\TypeAnalyzer\AdvancedArrayAnalyzer;
+use Rector\TypeDeclaration\TypeAnalyzer\IterableTypeAnalyzer;
 use Rector\TypeDeclaration\TypeInferer\ReturnTypeInferer;
 use Rector\TypeDeclaration\TypeInferer\ReturnTypeInferer\ReturnTypeDeclarationReturnTypeInfererTypeInferer;
 use Rector\VendorLocker\NodeVendorLocker\ClassMethodReturnTypeOverrideGuard;
@@ -45,6 +46,7 @@ public function __construct(
         private readonly ReturnTagRemover $returnTagRemover,
         private readonly DetailedTypeAnalyzer $detailedTypeAnalyzer,
         private readonly TypeNormalizer $typeNormalizer,
+        private readonly IterableTypeAnalyzer $iterableTypeAnalyzer,
     ) {
     }
 
@@ -178,6 +180,10 @@ private function shouldSkipType(
         ClassMethod $classMethod,
         PhpDocInfo $phpDocInfo
     ): bool {
+        if (! $this->iterableTypeAnalyzer->isIterableType($newType)) {
+            return true;
+        }
+
         if ($newType instanceof ArrayType && $this->shouldSkipArrayType($newType, $classMethod, $phpDocInfo)) {
             return true;
         }
diff --git a/rules/TypeDeclaration/TypeAnalyzer/IterableTypeAnalyzer.php b/rules/TypeDeclaration/TypeAnalyzer/IterableTypeAnalyzer.php
new file mode 100644
index 00000000000..13d1a3e5bc1
--- /dev/null
+++ b/rules/TypeDeclaration/TypeAnalyzer/IterableTypeAnalyzer.php
@@ -0,0 +1,69 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Rector\TypeDeclaration\TypeAnalyzer;
+
+use PHPStan\Reflection\ReflectionProvider;
+use PHPStan\Type\ArrayType;
+use PHPStan\Type\Generic\GenericObjectType;
+use PHPStan\Type\IterableType;
+use PHPStan\Type\NullType;
+use PHPStan\Type\Type;
+use PHPStan\Type\UnionType;
+
+final class IterableTypeAnalyzer
+{
+    public function __construct(
+        private readonly ReflectionProvider $reflectionProvider,
+    ) {
+    }
+
+    public function isIterableType(Type $type): bool
+    {
+        if ($this->isUnionOfIterableTypes($type)) {
+            return true;
+        }
+
+        if ($type instanceof ArrayType) {
+            return true;
+        }
+
+        if ($type instanceof IterableType) {
+            return true;
+        }
+
+        if ($type instanceof GenericObjectType) {
+            if (! $this->reflectionProvider->hasClass($type->getClassName())) {
+                return false;
+            }
+
+            $genericObjectTypeClassReflection = $this->reflectionProvider->getClass($type->getClassName());
+            if ($genericObjectTypeClassReflection->implementsInterface('Traversable')) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    private function isUnionOfIterableTypes(Type $type): bool
+    {
+        if (! $type instanceof UnionType) {
+            return false;
+        }
+
+        foreach ($type->getTypes() as $unionedType) {
+            // nullable union is allowed
+            if ($unionedType instanceof NullType) {
+                continue;
+            }
+
+            if (! $this->isIterableType($unionedType)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+}
diff --git a/src/functions/node_helper.php b/src/functions/node_helper.php
index 3971561b5a4..176ff63e216 100644
--- a/src/functions/node_helper.php
+++ b/src/functions/node_helper.php
@@ -6,6 +6,18 @@
 use PhpParser\PrettyPrinter\Standard;
 use Tracy\Dumper;
 
+if (! function_exists('dump_with_depth')) {
+    /**
+     * @param mixed $value
+     */
+    function dump_with_depth($value, int $depth = 2): void
+    {
+        Dumper::dump($value, [
+            Dumper::DEPTH => $depth,
+        ]);
+    }
+}
+
 if (! function_exists('dn')) {
     function dn(Node $node, int $depth = 2): void
     {
diff --git a/tests/Issues/IssueEarlyReturnAndOrNarrow/Fixture/and_next_or.php.inc b/tests/Issues/IssueEarlyReturnAndOrNarrow/Fixture/and_next_or.php.inc
deleted file mode 100644
index bc2e2aa5b46..00000000000
--- a/tests/Issues/IssueEarlyReturnAndOrNarrow/Fixture/and_next_or.php.inc
+++ /dev/null
@@ -1,42 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Rector\Core\Tests\Issues\IssueEarlyReturnAndOrNarrow\Fixture;
-
-class AndNextOrReturnVoid
-{
-    public function run($a, $b, $c, $d)
-    {
-        if ($a && $b  || $c) {
-            return null;
-        }
-
-        return;
-    }
-}
-
-?>
------
-<?php
-
-declare(strict_types=1);
-
-namespace Rector\Core\Tests\Issues\IssueEarlyReturnAndOrNarrow\Fixture;
-
-class AndNextOrReturnVoid
-{
-    /**
-     * @return void|null
-     */
-    public function run($a, $b, $c, $d)
-    {
-        if ($a && $b  || $c) {
-            return null;
-        }
-
-        return;
-    }
-}
-
-?>
diff --git a/tests/Issues/IssueEarlyReturnAndOrNarrow/IssueEarlyReturnAndOrNarrowTest.php b/tests/Issues/IssueEarlyReturnAndOrNarrow/IssueEarlyReturnAndOrNarrowTest.php
deleted file mode 100644
index a3b40a4e978..00000000000
--- a/tests/Issues/IssueEarlyReturnAndOrNarrow/IssueEarlyReturnAndOrNarrowTest.php
+++ /dev/null
@@ -1,33 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Rector\Core\Tests\Issues\IssueEarlyReturnAndOrNarrow;
-
-use Iterator;
-use Rector\Testing\PHPUnit\AbstractRectorTestCase;
-use Symplify\SmartFileSystem\SmartFileInfo;
-
-final class IssueEarlyReturnAndOrNarrowTest extends AbstractRectorTestCase
-{
-    /**
-     * @dataProvider provideData()
-     */
-    public function test(SmartFileInfo $fileInfo): void
-    {
-        $this->doTestFileInfo($fileInfo);
-    }
-
-    /**
-     * @return Iterator<SmartFileInfo>
-     */
-    public function provideData(): Iterator
-    {
-        return $this->yieldFilesFromDirectory(__DIR__ . '/Fixture');
-    }
-
-    public function provideConfigFilePath(): string
-    {
-        return __DIR__ . '/config/configured_rule.php';
-    }
-}
diff --git a/tests/Issues/IssueEarlyReturnAndOrNarrow/config/configured_rule.php b/tests/Issues/IssueEarlyReturnAndOrNarrow/config/configured_rule.php
deleted file mode 100644
index 75d41be81e2..00000000000
--- a/tests/Issues/IssueEarlyReturnAndOrNarrow/config/configured_rule.php
+++ /dev/null
@@ -1,17 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-use Rector\CodeQuality\Rector\ClassMethod\NarrowUnionTypeDocRector;
-use Rector\EarlyReturn\Rector\If_\ChangeAndIfToEarlyReturnRector;
-use Rector\EarlyReturn\Rector\If_\ChangeOrIfReturnToEarlyReturnRector;
-use Rector\TypeDeclaration\Rector\ClassMethod\AddArrayReturnDocTypeRector;
-use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
-
-return static function (ContainerConfigurator $containerConfigurator): void {
-    $services = $containerConfigurator->services();
-    $services->set(ChangeOrIfReturnToEarlyReturnRector::class);
-    $services->set(ChangeAndIfToEarlyReturnRector::class);
-    $services->set(AddArrayReturnDocTypeRector::class);
-    $services->set(NarrowUnionTypeDocRector::class);
-};