From 5cf25b7698dbcd4f3156177562c009ec43bfbb6a Mon Sep 17 00:00:00 2001
From: Peter Fox <peter.fox@peterfox.me>
Date: Tue, 27 Aug 2024 23:48:05 +0100
Subject: [PATCH 1/3] Adds the TypeHintTappableCallRector

---
 docs/rector_rules_overview.md                 |  22 ++-
 .../FuncCall/TypeHintTappableCallRector.php   | 128 ++++++++++++++++++
 stubs/Illuminate/Support/Traits/Tappable.php  |  14 ++
 .../Fixture/fixture.php.inc                   |   4 +-
 ...p_where_already_using_class_string.php.inc |   2 +-
 .../Fixture/fixture.php.inc                   |  27 ++++
 .../Fixture/skip_non_tap_calls.php.inc        |   7 +
 .../Fixture/skip_non_tappable_object.php.inc  |  13 ++
 .../Source/NonTappableExample.php             |   7 +
 .../Source/TappableExample.php                |   8 ++
 .../TypeHintTappableCallRectorTest.php        |  31 +++++
 .../config/configured_rule.php                |  12 ++
 12 files changed, 271 insertions(+), 4 deletions(-)
 create mode 100644 src/Rector/FuncCall/TypeHintTappableCallRector.php
 create mode 100644 stubs/Illuminate/Support/Traits/Tappable.php
 create mode 100644 tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/fixture.php.inc
 create mode 100644 tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_non_tap_calls.php.inc
 create mode 100644 tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_non_tappable_object.php.inc
 create mode 100644 tests/Rector/FuncCall/TypeHintTappableCallRector/Source/NonTappableExample.php
 create mode 100644 tests/Rector/FuncCall/TypeHintTappableCallRector/Source/TappableExample.php
 create mode 100644 tests/Rector/FuncCall/TypeHintTappableCallRector/TypeHintTappableCallRectorTest.php
 create mode 100644 tests/Rector/FuncCall/TypeHintTappableCallRector/config/configured_rule.php

diff --git a/docs/rector_rules_overview.md b/docs/rector_rules_overview.md
index 16b4f746..9bb28e4d 100644
--- a/docs/rector_rules_overview.md
+++ b/docs/rector_rules_overview.md
@@ -1,4 +1,4 @@
-# 65 Rules Overview
+# 66 Rules Overview
 
 ## AbortIfRector
 
@@ -1306,6 +1306,26 @@ Change if throw to throw_if
 
 <br>
 
+## TypeHintTappableCallRector
+
+Automatically type hints your tappable closures
+
+- class: [`RectorLaravel\Rector\FuncCall\TypeHintTappableCallRector`](../src/Rector/FuncCall/TypeHintTappableCallRector.php)
+
+```diff
+-tap($collection, function ($collection) {}
++tap($collection, function (Collection $collection) {}
+```
+
+<br>
+
+```diff
+-(new Collection)->tap(function ($collection) {}
++(new Collection)->tap(function (Collection $collection) {}
+```
+
+<br>
+
 ## UnifyModelDatesWithCastsRector
 
 Unify Model `$dates` property with `$casts`
diff --git a/src/Rector/FuncCall/TypeHintTappableCallRector.php b/src/Rector/FuncCall/TypeHintTappableCallRector.php
new file mode 100644
index 00000000..191d4162
--- /dev/null
+++ b/src/Rector/FuncCall/TypeHintTappableCallRector.php
@@ -0,0 +1,128 @@
+<?php
+
+namespace RectorLaravel\Rector\FuncCall;
+
+use PhpParser\Node;
+use PhpParser\Node\Expr\Closure;
+use PhpParser\Node\Expr\FuncCall;
+use PhpParser\Node\Expr\MethodCall;
+use PhpParser\Node\Param;
+use PHPStan\Type\ObjectType;
+use Rector\NodeTypeResolver\TypeComparator\TypeComparator;
+use Rector\PHPStanStaticTypeMapper\Enum\TypeKind;
+use Rector\Rector\AbstractRector;
+use Rector\StaticTypeMapper\StaticTypeMapper;
+use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
+use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
+
+/**
+ * @see \RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\TypeHintTappableCallRectorTest
+ */
+class TypeHintTappableCallRector extends AbstractRector
+{
+    private const TAPPABLE_TRAIT = 'Illuminate\Support\Traits\Tappable';
+
+    public function __construct(
+        private readonly TypeComparator $typeComparator,
+        private readonly StaticTypeMapper $staticTypeMapper
+    ) {
+    }
+
+    public function getRuleDefinition(): RuleDefinition
+    {
+        return new RuleDefinition(
+            'Automatically type hints your tappable closures',
+            [
+                new CodeSample(<<<'CODE_SAMPLE'
+tap($collection, function ($collection) {}
+CODE_SAMPLE,
+                    <<<'CODE_SAMPLE'
+tap($collection, function (Collection $collection) {}
+CODE_SAMPLE
+                ),
+                new CodeSample(<<<'CODE_SAMPLE'
+(new Collection)->tap(function ($collection) {}
+CODE_SAMPLE,
+                    <<<'CODE_SAMPLE'
+(new Collection)->tap(function (Collection $collection) {}
+CODE_SAMPLE
+                ),
+            ]
+        );
+    }
+
+    public function getNodeTypes(): array
+    {
+        return [MethodCall::class, FuncCall::class];
+    }
+
+    /**
+     * @param  MethodCall|FuncCall  $node
+     */
+    public function refactor(Node $node): ?Node
+    {
+        if (! $this->isName($node->name, 'tap')) {
+            return null;
+        }
+
+        if ($node->isFirstClassCallable()) {
+            return null;
+        }
+
+        if ($node instanceof MethodCall && $node->getArgs() !== []) {
+            return $this->refactorMethodCall($node);
+        }
+
+        if (count($node->getArgs()) < 2 || ! $node->getArgs()[1]->value instanceof Closure) {
+            return null;
+        }
+
+        /** @var Closure $closure */
+        $closure = $node->getArgs()[1]->value;
+
+        $this->refactorParameter($closure->getParams()[0], $node->getArgs()[0]->value);
+
+        return $node;
+    }
+
+    private function refactorParameter(Param $param, Node $node): bool
+    {
+        $nodePhpStanType = $this->nodeTypeResolver->getType($node);
+
+        // already set → no change
+        if ($param->type instanceof Node) {
+            $currentParamType = $this->staticTypeMapper->mapPhpParserNodePHPStanType($param->type);
+            if ($this->typeComparator->areTypesEqual($currentParamType, $nodePhpStanType)) {
+                return false;
+            }
+        }
+
+        $paramTypeNode = $this->staticTypeMapper->mapPHPStanTypeToPhpParserNode($nodePhpStanType, TypeKind::PARAM);
+        $param->type = $paramTypeNode;
+
+        return true;
+    }
+
+    private function refactorMethodCall(MethodCall $methodCall): ?MethodCall
+    {
+        if (! $this->isTappableCall($methodCall)) {
+            return null;
+        }
+
+        if (! $methodCall->getArgs()[0]->value instanceof Closure) {
+            return null;
+        }
+
+        /** @var Closure $closure */
+        $closure = $methodCall->getArgs()[0]->value;
+
+        $this->refactorParameter($closure->getParams()[0], $methodCall->var);
+
+        return $methodCall;
+    }
+
+    private function isTappableCall(MethodCall $methodCall): bool
+    {
+        return $this->isObjectType($methodCall->var, new ObjectType(self::TAPPABLE_TRAIT));
+    }
+}
diff --git a/stubs/Illuminate/Support/Traits/Tappable.php b/stubs/Illuminate/Support/Traits/Tappable.php
new file mode 100644
index 00000000..e70c2934
--- /dev/null
+++ b/stubs/Illuminate/Support/Traits/Tappable.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Illuminate\Support\Traits;
+
+if (trait_exists('Illuminate\Support\Traits\Tappable')) {
+    return;
+}
+
+trait Tappable
+{
+    public function tap($callback = null)
+    {
+    }
+}
diff --git a/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/fixture.php.inc b/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/fixture.php.inc
index 0b9b3f96..03c2eb3b 100644
--- a/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/fixture.php.inc
+++ b/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/fixture.php.inc
@@ -1,6 +1,6 @@
 <?php
 
-namespace RectorLaravel\Tests\Rector\FuncCall\ThrowIfAndThrowUnlessExceptionsToUseClassStringRector\Fixture;
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
 
 throw_if(true, new \Exception('message'));
 throw_unless(false, new \Exception('message', 'code'));
@@ -9,7 +9,7 @@ throw_unless(false, new \Exception('message', 'code'));
 -----
 <?php
 
-namespace RectorLaravel\Tests\Rector\FuncCall\ThrowIfAndThrowUnlessExceptionsToUseClassStringRector\Fixture;
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
 
 throw_if(true, \Exception::class, 'message');
 throw_unless(false, \Exception::class, 'message', 'code');
diff --git a/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/skip_where_already_using_class_string.php.inc b/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/skip_where_already_using_class_string.php.inc
index 30a1cc9f..0f1480d9 100644
--- a/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/skip_where_already_using_class_string.php.inc
+++ b/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/skip_where_already_using_class_string.php.inc
@@ -1,6 +1,6 @@
 <?php
 
-namespace RectorLaravel\Tests\Rector\FuncCall\ThrowIfAndThrowUnlessExceptionsToUseClassStringRector\Fixture;
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
 
 throw_if(true, \Exception::class, 'message');
 
diff --git a/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/fixture.php.inc b/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/fixture.php.inc
new file mode 100644
index 00000000..5f7f634e
--- /dev/null
+++ b/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/fixture.php.inc
@@ -0,0 +1,27 @@
+<?php
+
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
+
+use RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Source\TappableExample;
+
+$example = new TappableExample();
+
+$example->tap(function ($example) {
+
+});
+
+?>
+-----
+<?php
+
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
+
+use RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Source\TappableExample;
+
+$example = new TappableExample();
+
+$example->tap(function (\RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Source\TappableExample $example) {
+
+});
+
+?>
diff --git a/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_non_tap_calls.php.inc b/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_non_tap_calls.php.inc
new file mode 100644
index 00000000..00df2fb6
--- /dev/null
+++ b/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_non_tap_calls.php.inc
@@ -0,0 +1,7 @@
+<?php
+
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
+
+nottap('test', function ($string) {});
+
+?>
diff --git a/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_non_tappable_object.php.inc b/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_non_tappable_object.php.inc
new file mode 100644
index 00000000..58b21b9f
--- /dev/null
+++ b/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_non_tappable_object.php.inc
@@ -0,0 +1,13 @@
+<?php
+
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
+
+use RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Source\NonTappableExample;
+
+$example = new NonTappableExample();
+
+$example->tap(function ($example) {
+
+});
+
+?>
diff --git a/tests/Rector/FuncCall/TypeHintTappableCallRector/Source/NonTappableExample.php b/tests/Rector/FuncCall/TypeHintTappableCallRector/Source/NonTappableExample.php
new file mode 100644
index 00000000..94860e79
--- /dev/null
+++ b/tests/Rector/FuncCall/TypeHintTappableCallRector/Source/NonTappableExample.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Source;
+
+class NonTappableExample
+{
+}
diff --git a/tests/Rector/FuncCall/TypeHintTappableCallRector/Source/TappableExample.php b/tests/Rector/FuncCall/TypeHintTappableCallRector/Source/TappableExample.php
new file mode 100644
index 00000000..874c6121
--- /dev/null
+++ b/tests/Rector/FuncCall/TypeHintTappableCallRector/Source/TappableExample.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Source;
+
+class TappableExample
+{
+    use \Illuminate\Support\Traits\Tappable;
+}
diff --git a/tests/Rector/FuncCall/TypeHintTappableCallRector/TypeHintTappableCallRectorTest.php b/tests/Rector/FuncCall/TypeHintTappableCallRector/TypeHintTappableCallRectorTest.php
new file mode 100644
index 00000000..9e808948
--- /dev/null
+++ b/tests/Rector/FuncCall/TypeHintTappableCallRector/TypeHintTappableCallRectorTest.php
@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector;
+
+use Iterator;
+use PHPUnit\Framework\Attributes\DataProvider;
+use Rector\Testing\PHPUnit\AbstractRectorTestCase;
+
+final class TypeHintTappableCallRectorTest extends AbstractRectorTestCase
+{
+    public static function provideData(): Iterator
+    {
+        return self::yieldFilesFromDirectory(__DIR__ . '/Fixture');
+    }
+
+    /**
+     * @test
+     */
+    #[DataProvider('provideData')]
+    public function test(string $filePath): void
+    {
+        $this->doTestFile($filePath);
+    }
+
+    public function provideConfigFilePath(): string
+    {
+        return __DIR__ . '/config/configured_rule.php';
+    }
+}
diff --git a/tests/Rector/FuncCall/TypeHintTappableCallRector/config/configured_rule.php b/tests/Rector/FuncCall/TypeHintTappableCallRector/config/configured_rule.php
new file mode 100644
index 00000000..99084998
--- /dev/null
+++ b/tests/Rector/FuncCall/TypeHintTappableCallRector/config/configured_rule.php
@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+use RectorLaravel\Rector\FuncCall\TypeHintTappableCallRector;
+
+return static function (RectorConfig $rectorConfig): void {
+    $rectorConfig->import(__DIR__ . '/../../../../../config/config.php');
+
+    $rectorConfig->rule(TypeHintTappableCallRector::class);
+};

From f82704cbf83167b66207515725e42f010f31e1f2 Mon Sep 17 00:00:00 2001
From: Peter Fox <peter.fox@peterfox.me>
Date: Thu, 29 Aug 2024 22:28:38 +0100
Subject: [PATCH 2/3] fix import

---
 .../TypeHintTappableCallRector/Source/TappableExample.php     | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tests/Rector/FuncCall/TypeHintTappableCallRector/Source/TappableExample.php b/tests/Rector/FuncCall/TypeHintTappableCallRector/Source/TappableExample.php
index 874c6121..c73413b1 100644
--- a/tests/Rector/FuncCall/TypeHintTappableCallRector/Source/TappableExample.php
+++ b/tests/Rector/FuncCall/TypeHintTappableCallRector/Source/TappableExample.php
@@ -2,7 +2,9 @@
 
 namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Source;
 
+use Illuminate\Support\Traits\Tappable;
+
 class TappableExample
 {
-    use \Illuminate\Support\Traits\Tappable;
+    use Tappable;
 }

From 8a4878e50faf009c6076ec6ab7f62ff5455c24a8 Mon Sep 17 00:00:00 2001
From: Peter Fox <peter.fox@peterfox.me>
Date: Sat, 31 Aug 2024 14:17:52 +0100
Subject: [PATCH 3/3] Feedback fixes

---
 .../FuncCall/TypeHintTappableCallRector.php       | 14 ++++++++++----
 .../Fixture/fixture.php.inc                       |  4 ++--
 .../skip_where_already_using_class_string.php.inc |  2 +-
 .../Fixture/skip_missing_args.php.inc             | 13 +++++++++++++
 .../skip_missing_closure_parameter.php.inc        | 15 +++++++++++++++
 5 files changed, 41 insertions(+), 7 deletions(-)
 create mode 100644 tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_missing_args.php.inc
 create mode 100644 tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_missing_closure_parameter.php.inc

diff --git a/src/Rector/FuncCall/TypeHintTappableCallRector.php b/src/Rector/FuncCall/TypeHintTappableCallRector.php
index 191d4162..3c7a2e92 100644
--- a/src/Rector/FuncCall/TypeHintTappableCallRector.php
+++ b/src/Rector/FuncCall/TypeHintTappableCallRector.php
@@ -80,12 +80,16 @@ public function refactor(Node $node): ?Node
         /** @var Closure $closure */
         $closure = $node->getArgs()[1]->value;
 
+        if ($closure->getParams() === []) {
+            return null;
+        }
+
         $this->refactorParameter($closure->getParams()[0], $node->getArgs()[0]->value);
 
         return $node;
     }
 
-    private function refactorParameter(Param $param, Node $node): bool
+    private function refactorParameter(Param $param, Node $node): void
     {
         $nodePhpStanType = $this->nodeTypeResolver->getType($node);
 
@@ -93,14 +97,12 @@ private function refactorParameter(Param $param, Node $node): bool
         if ($param->type instanceof Node) {
             $currentParamType = $this->staticTypeMapper->mapPhpParserNodePHPStanType($param->type);
             if ($this->typeComparator->areTypesEqual($currentParamType, $nodePhpStanType)) {
-                return false;
+                return;
             }
         }
 
         $paramTypeNode = $this->staticTypeMapper->mapPHPStanTypeToPhpParserNode($nodePhpStanType, TypeKind::PARAM);
         $param->type = $paramTypeNode;
-
-        return true;
     }
 
     private function refactorMethodCall(MethodCall $methodCall): ?MethodCall
@@ -116,6 +118,10 @@ private function refactorMethodCall(MethodCall $methodCall): ?MethodCall
         /** @var Closure $closure */
         $closure = $methodCall->getArgs()[0]->value;
 
+        if ($closure->getParams() === []) {
+            return null;
+        }
+
         $this->refactorParameter($closure->getParams()[0], $methodCall->var);
 
         return $methodCall;
diff --git a/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/fixture.php.inc b/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/fixture.php.inc
index 03c2eb3b..0b9b3f96 100644
--- a/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/fixture.php.inc
+++ b/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/fixture.php.inc
@@ -1,6 +1,6 @@
 <?php
 
-namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
+namespace RectorLaravel\Tests\Rector\FuncCall\ThrowIfAndThrowUnlessExceptionsToUseClassStringRector\Fixture;
 
 throw_if(true, new \Exception('message'));
 throw_unless(false, new \Exception('message', 'code'));
@@ -9,7 +9,7 @@ throw_unless(false, new \Exception('message', 'code'));
 -----
 <?php
 
-namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
+namespace RectorLaravel\Tests\Rector\FuncCall\ThrowIfAndThrowUnlessExceptionsToUseClassStringRector\Fixture;
 
 throw_if(true, \Exception::class, 'message');
 throw_unless(false, \Exception::class, 'message', 'code');
diff --git a/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/skip_where_already_using_class_string.php.inc b/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/skip_where_already_using_class_string.php.inc
index 0f1480d9..30a1cc9f 100644
--- a/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/skip_where_already_using_class_string.php.inc
+++ b/tests/Rector/FuncCall/ThrowIfAndThrowUnlessExceptionsToUseClassStringRector/Fixture/skip_where_already_using_class_string.php.inc
@@ -1,6 +1,6 @@
 <?php
 
-namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
+namespace RectorLaravel\Tests\Rector\FuncCall\ThrowIfAndThrowUnlessExceptionsToUseClassStringRector\Fixture;
 
 throw_if(true, \Exception::class, 'message');
 
diff --git a/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_missing_args.php.inc b/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_missing_args.php.inc
new file mode 100644
index 00000000..e23bdf9f
--- /dev/null
+++ b/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_missing_args.php.inc
@@ -0,0 +1,13 @@
+<?php
+
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
+
+use RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Source\TappableExample;
+
+tap('test');
+
+$example = new TappableExample();
+
+$example->tap();
+
+?>
diff --git a/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_missing_closure_parameter.php.inc b/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_missing_closure_parameter.php.inc
new file mode 100644
index 00000000..15c180c6
--- /dev/null
+++ b/tests/Rector/FuncCall/TypeHintTappableCallRector/Fixture/skip_missing_closure_parameter.php.inc
@@ -0,0 +1,15 @@
+<?php
+
+namespace RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Fixture;
+
+use RectorLaravel\Tests\Rector\FuncCall\TypeHintTappableCallRector\Source\TappableExample;
+
+tap('test', function () {});
+
+$example = new TappableExample();
+
+$example->tap(function () {
+
+});
+
+?>