symfony · nicolas-grekas · Jul 20, 2025 · Jul 18, 2025
diff --git a/src/Symfony/Component/ObjectMapper/ObjectMapper.php b/src/Symfony/Component/ObjectMapper/ObjectMapper.php
@@ -156,6 +156,14 @@ public function map(object $source, object|string|null $target = null): object
             }
         }
 
+        if ($mappingToObject && $ctorArguments) {
+            foreach ($ctorArguments as $property => $value) {
+                if ($targetRefl->hasProperty($property) && $targetRefl->getProperty($property)->isPublic()) {
+                    $mapToProperties[$property] = $value;
+                }
+            }
+        }
+
         foreach ($mapToProperties as $property => $value) {
             $this->propertyAccessor ? $this->propertyAccessor->setValue($mappedTarget, $property, $value) : ($mappedTarget->{$property} = $value);
         }

diff --git a/src/Symfony/Component/ObjectMapper/Tests/Fixtures/PromotedConstructor/Source.php b/src/Symfony/Component/ObjectMapper/Tests/Fixtures/PromotedConstructor/Source.php
@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\ObjectMapper\Tests\Fixtures\PromotedConstructor;
+
+class Source
+{
+    public function __construct(
+        public int $id,
+        public string $name,
+    ) {
+    }
+}
diff --git a/src/Symfony/Component/ObjectMapper/Tests/Fixtures/PromotedConstructor/Target.php b/src/Symfony/Component/ObjectMapper/Tests/Fixtures/PromotedConstructor/Target.php
@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\ObjectMapper\Tests\Fixtures\PromotedConstructor;
+
+class Target
+{
+    public function __construct(
+        public int $id,
+        public string $name,
+    ) {
+    }
+}
diff --git a/src/Symfony/Component/ObjectMapper/Tests/ObjectMapperTest.php b/src/Symfony/Component/ObjectMapper/Tests/ObjectMapperTest.php
@@ -20,6 +20,7 @@
 use Symfony\Component\ObjectMapper\Metadata\ObjectMapperMetadataFactoryInterface;
 use Symfony\Component\ObjectMapper\Metadata\ReflectionObjectMapperMetadataFactory;
 use Symfony\Component\ObjectMapper\ObjectMapper;
+use Symfony\Component\ObjectMapper\ObjectMapperInterface;
 use Symfony\Component\ObjectMapper\Tests\Fixtures\A;
 use Symfony\Component\ObjectMapper\Tests\Fixtures\B;
 use Symfony\Component\ObjectMapper\Tests\Fixtures\C;
@@ -51,6 +52,8 @@
 use Symfony\Component\ObjectMapper\Tests\Fixtures\MultipleTargetProperty\C as MultipleTargetPropertyC;
 use Symfony\Component\ObjectMapper\Tests\Fixtures\MultipleTargets\A as MultipleTargetsA;
 use Symfony\Component\ObjectMapper\Tests\Fixtures\MultipleTargets\C as MultipleTargetsC;
+use Symfony\Component\ObjectMapper\Tests\Fixtures\PromotedConstructor\Source as PromotedConstructorSource;
+use Symfony\Component\ObjectMapper\Tests\Fixtures\PromotedConstructor\Target as PromotedConstructorTarget;
 use Symfony\Component\ObjectMapper\Tests\Fixtures\Recursion\AB;
 use Symfony\Component\ObjectMapper\Tests\Fixtures\Recursion\Dto;
 use Symfony\Component\ObjectMapper\Tests\Fixtures\ServiceLocator\A as ServiceLocatorA;
@@ -345,4 +348,24 @@ public function testDefaultValueStdClassWithPropertyInfo()
         $this->assertSame('abc', $b->id);
         $this->assertNull($b->optional);
     }
+
+    /**
+     * @dataProvider objectMapperProvider
+     */
+    public function testUpdateObjectWithConstructorPromotedProperties(ObjectMapperInterface $mapper)
+    {
+        $a = new PromotedConstructorSource(1, 'foo');
+        $b = new PromotedConstructorTarget(1, 'bar');
+        $v = $mapper->map($a, $b);
+        $this->assertSame($v->name, 'foo');
+    }
+
+    /**
+     * @return iterable<array{0: ObjectMapperInterface}>
+     */
+    public static function objectMapperProvider(): iterable
+    {
+        yield [new ObjectMapper()];
+        yield [new ObjectMapper(new ReflectionObjectMapperMetadataFactory(), PropertyAccess::createPropertyAccessor())];
+    }
 }