From c5f3e4c98cf408456b8c24c7abd3d75ca6b31bb9 Mon Sep 17 00:00:00 2001
From: Ostap Brehin <osbre@protonmail.com>
Date: Thu, 18 Apr 2024 15:40:50 +0100
Subject: [PATCH 1/3] Add support for enums in `whereIn` route constraints

---
 .../CreatesRegularExpressionRouteConstraints.php  |  5 ++++-
 tests/Routing/RouteRegistrarTest.php              | 15 +++++++++++++++
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php b/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php
index e170451465c9..c6e0eb70cd01 100644
--- a/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php
+++ b/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php
@@ -70,7 +70,10 @@ public function whereUuid($parameters)
      */
     public function whereIn($parameters, array $values)
     {
-        return $this->assignExpressionToParameters($parameters, implode('|', $values));
+        return $this->assignExpressionToParameters($parameters, collect($values)
+            ->map(fn ($value) => $value instanceof \BackedEnum ? $value->value : $value)
+            ->implode('|')
+        );
     }
 
     /**
diff --git a/tests/Routing/RouteRegistrarTest.php b/tests/Routing/RouteRegistrarTest.php
index 9171119f0741..cec7d2371131 100644
--- a/tests/Routing/RouteRegistrarTest.php
+++ b/tests/Routing/RouteRegistrarTest.php
@@ -12,6 +12,8 @@
 use PHPUnit\Framework\TestCase;
 use Stringable;
 
+include_once 'Enums.php';
+
 class RouteRegistrarTest extends TestCase
 {
     /**
@@ -942,6 +944,19 @@ public function testWhereInRegistration()
         }
     }
 
+    public function testWhereInEnumRegistration()
+    {
+        $this->router->get('/posts/{category}')->whereIn('category', CategoryBackedEnum::cases());
+
+        $invalidRequest = Request::create('/posts/invalid-value', 'GET');
+        $this->assertFalse($this->getRoute()->matches($invalidRequest));
+
+        foreach (CategoryBackedEnum::cases() as $case) {
+            $request = Request::create('/posts/'.$case->value, 'GET');
+            $this->assertTrue($this->getRoute()->matches($request));
+        }
+    }
+
     public function testGroupWhereNumberRegistrationOnRouteRegistrar()
     {
         $wheres = ['foo' => '[0-9]+', 'bar' => '[0-9]+'];

From 2a5872a9cc0d79feb0eedcd2ae46d03dff93d7e5 Mon Sep 17 00:00:00 2001
From: Taylor Otwell <taylor@laravel.com>
Date: Thu, 18 Apr 2024 09:57:28 -0500
Subject: [PATCH 2/3] Update CreatesRegularExpressionRouteConstraints.php

---
 .../Routing/CreatesRegularExpressionRouteConstraints.php       | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php b/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php
index c6e0eb70cd01..3957f964851c 100644
--- a/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php
+++ b/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php
@@ -2,6 +2,7 @@
 
 namespace Illuminate\Routing;
 
+use BackedEnum;
 use Illuminate\Support\Arr;
 
 trait CreatesRegularExpressionRouteConstraints
@@ -71,7 +72,7 @@ public function whereUuid($parameters)
     public function whereIn($parameters, array $values)
     {
         return $this->assignExpressionToParameters($parameters, collect($values)
-            ->map(fn ($value) => $value instanceof \BackedEnum ? $value->value : $value)
+            ->map(fn ($value) => $value instanceof BackedEnum ? $value->value : $value)
             ->implode('|')
         );
     }

From 00f1b6f2ea5f99aca1286134033977c628fa2013 Mon Sep 17 00:00:00 2001
From: Taylor Otwell <taylor@laravel.com>
Date: Thu, 18 Apr 2024 09:57:54 -0500
Subject: [PATCH 3/3] Update CreatesRegularExpressionRouteConstraints.php

---
 .../Routing/CreatesRegularExpressionRouteConstraints.php  | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php b/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php
index 3957f964851c..39744e9178bb 100644
--- a/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php
+++ b/src/Illuminate/Routing/CreatesRegularExpressionRouteConstraints.php
@@ -71,9 +71,11 @@ public function whereUuid($parameters)
      */
     public function whereIn($parameters, array $values)
     {
-        return $this->assignExpressionToParameters($parameters, collect($values)
-            ->map(fn ($value) => $value instanceof BackedEnum ? $value->value : $value)
-            ->implode('|')
+        return $this->assignExpressionToParameters(
+            $parameters, 
+            collect($values)
+                ->map(fn ($value) => $value instanceof BackedEnum ? $value->value : $value)
+                ->implode('|')
         );
     }