From c37c67c5845eb379101b5bdca2b38a821cba0f13 Mon Sep 17 00:00:00 2001
From: Aleksey Polyvanyi <alexndlm@gmail.com>
Date: Sat, 29 Oct 2022 16:57:41 +0200
Subject: [PATCH] -allow enum as service parameter in php config files

---
 .../Configurator/AbstractConfigurator.php     |  3 ++-
 .../config/services_with_enumeration.php      | 23 +++++++++++++++++++
 .../Tests/Loader/PhpFileLoaderTest.php        | 15 ++++++++++++
 3 files changed, 40 insertions(+), 1 deletion(-)
 create mode 100644 src/Symfony/Component/DependencyInjection/Tests/Fixtures/config/services_with_enumeration.php

diff --git a/src/Symfony/Component/DependencyInjection/Loader/Configurator/AbstractConfigurator.php b/src/Symfony/Component/DependencyInjection/Loader/Configurator/AbstractConfigurator.php
index 9276f0a6b753a..da0b85f4dc2b5 100644
--- a/src/Symfony/Component/DependencyInjection/Loader/Configurator/AbstractConfigurator.php
+++ b/src/Symfony/Component/DependencyInjection/Loader/Configurator/AbstractConfigurator.php
@@ -56,7 +56,7 @@ public function __wakeup()
     /**
      * Checks that a value is valid, optionally replacing Definition and Reference configurators by their configure value.
      *
-     * @param bool $allowServices whether Definition and Reference are allowed; by default, only scalars and arrays are
+     * @param bool $allowServices whether Definition and Reference are allowed; by default, only scalars, arrays and enum are
      *
      * @return mixed the value, optionally cast to a Definition/Reference
      */
@@ -98,6 +98,7 @@ public static function processValue(mixed $value, bool $allowServices = false):
         switch (true) {
             case null === $value:
             case \is_scalar($value):
+            case $value instanceof \UnitEnum:
                 return $value;
 
             case $value instanceof ArgumentInterface:
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/config/services_with_enumeration.php b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/config/services_with_enumeration.php
new file mode 100644
index 0000000000000..6499081f248d5
--- /dev/null
+++ b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/config/services_with_enumeration.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace Symfony\Component\DependencyInjection\Loader\Configurator;
+
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\DependencyInjection\Tests\Fixtures\FooClassWithEnumAttribute;
+use Symfony\Component\DependencyInjection\Tests\Fixtures\FooUnitEnum;
+
+return function (ContainerConfigurator $containerConfigurator) {
+    $containerConfigurator->parameters()
+        ->set('unit_enum', FooUnitEnum::BAR)
+        ->set('enum_array', [FooUnitEnum::BAR, FooUnitEnum::FOO]);
+
+    $services = $containerConfigurator->services();
+
+    $services->defaults()->public();
+
+    $services->set('service_container', ContainerInterface::class)
+        ->synthetic();
+
+    $services->set(FooClassWithEnumAttribute::class)
+        ->args([FooUnitEnum::BAR]);
+};
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Loader/PhpFileLoaderTest.php b/src/Symfony/Component/DependencyInjection/Tests/Loader/PhpFileLoaderTest.php
index 4187f9861ce10..ef153e178bc03 100644
--- a/src/Symfony/Component/DependencyInjection/Tests/Loader/PhpFileLoaderTest.php
+++ b/src/Symfony/Component/DependencyInjection/Tests/Loader/PhpFileLoaderTest.php
@@ -21,6 +21,8 @@
 use Symfony\Component\DependencyInjection\Dumper\YamlDumper;
 use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
 use Symfony\Component\DependencyInjection\Loader\PhpFileLoader;
+use Symfony\Component\DependencyInjection\Tests\Fixtures\FooClassWithEnumAttribute;
+use Symfony\Component\DependencyInjection\Tests\Fixtures\FooUnitEnum;
 
 class PhpFileLoaderTest extends TestCase
 {
@@ -165,6 +167,19 @@ public function testEnvConfigurator()
         $this->assertSame('%env(int:CCC)%', $container->getDefinition('foo')->getArgument(0));
     }
 
+    public function testEnumeration()
+    {
+        $fixtures = realpath(__DIR__.'/../Fixtures');
+        $container = new ContainerBuilder();
+        $loader = new PhpFileLoader($container, new FileLocator($fixtures.'/config'));
+        $loader->load('services_with_enumeration.php');
+
+        $container->compile();
+
+        $definition = $container->getDefinition(FooClassWithEnumAttribute::class);
+        $this->assertSame([FooUnitEnum::BAR], $definition->getArguments());
+    }
+
     public function testNestedBundleConfigNotAllowed()
     {
         $fixtures = realpath(__DIR__.'/../Fixtures');