Добавил PropertyPath

src/Attribute/PropertyPath.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Rinsvent\DTO2Data\Attribute;
+
+#[\Attribute(\Attribute::TARGET_ALL|\Attribute::IS_REPEATABLE)]
+class PropertyPath
+{
+    public function __construct(
+        public string $path,
+        /** @var string[] $tags */
+        public array $tags = ['default']
+    ) {}
+}

src/Dto2DataConverter.php

@@ -9,6 +9,7 @@ use Rinsvent\AttributeExtractor\MethodExtractor;
 use Rinsvent\AttributeExtractor\PropertyExtractor;
 use Rinsvent\DTO2Data\Attribute\DataPath;
 use Rinsvent\DTO2Data\Attribute\HandleTags;
+use Rinsvent\DTO2Data\Attribute\PropertyPath;
 use Rinsvent\DTO2Data\Attribute\Schema;
 use Rinsvent\DTO2Data\Resolver\TransformerResolverStorage;
 use Rinsvent\DTO2Data\Transformer\Meta;
@@ -40,7 +41,7 @@ class Dto2DataConverter
                 continue;
             }
 
-            $value = $this->grabValue($object, $sourceName);
+            $value = $this->grabValue($object, $sourceName, $tags);
 
             // Если нет карты, то не сериализуем.
             if (is_object($value) && is_array($propertyInfo)) {
@@ -84,13 +85,22 @@ class Dto2DataConverter
         return $tempValue;
     }
 
-    protected function grabValue(object $object, $sourceName)
+    protected function grabValue(object $object, $sourceName, array $tags)
     {
         if (method_exists($object, $sourceName)) {
             $reflectionSource = new ReflectionMethod($object, $sourceName);
             return $this->getMethodValue($object, $reflectionSource);
         } elseif (property_exists($object, $sourceName)) {
             $reflectionSource = new ReflectionProperty($object, $sourceName);
+            $propertyExtractor = new PropertyExtractor($object::class, $sourceName);
+            /** @var PropertyPath $propertyPath */
+            while ($propertyPath = $propertyExtractor->fetch(PropertyPath::class)) {
+                $filteredTags = array_diff($tags, $propertyPath->tags);
+                if (count($filteredTags) === count($tags)) {
+                    continue;
+                }
+                return $this->getValueByPath($object, $propertyPath->path);
+            }
             return $this->getValue($object, $reflectionSource);
         }
 
@@ -214,6 +224,41 @@ class Dto2DataConverter
         return $resolver->resolve($meta);
     }
 
+    private function getValueByPath($data, string $path)
+    {
+        $parts = explode('.', $path);
+        $length = count($parts);
+        $i = 1;
+        foreach ($parts as $part) {
+            // Если получили скалярное значение но прошли не весь путь, то вернем null
+            if (is_scalar($data) && $i < $length) {
+                return null;
+            }
+            // Если объекс реализует ArrayAccess, то получаем значение и идем дальше
+            if (is_object($data) && $data instanceof \ArrayAccess) {
+                $data = $data[$part] ?? null;
+                continue;
+            }
+            // Если объект, то достаем значение
+            if (is_object($data)) {
+                if (!property_exists($data, $part)) {
+                    return null;
+                }
+                $property = new ReflectionProperty($data, $part);
+                $data = $this->getValue($data, $property);
+                continue;
+            }
+            // Если массив, то достаем занчение и идем дальше
+            if (is_array($data)) {
+                $data = $data[$part] ?? null;
+                continue;
+            }
+            $i++;
+        }
+
+        return $data;
+    }
+
     private function getValue(object $object, \ReflectionProperty $property)
     {
         if (!$property->isPublic()) {

tests/unit/Converter/FillTest.php

@@ -7,6 +7,7 @@ use Rinsvent\DTO2Data\Tests\unit\Converter\fixtures\FillTest\Author;
 use Rinsvent\DTO2Data\Tests\unit\Converter\fixtures\FillTest\Bar;
 use Rinsvent\DTO2Data\Tests\unit\Converter\fixtures\FillTest\BuyRequest;
 use Rinsvent\DTO2Data\Tests\unit\Converter\fixtures\FillTest\HelloRequest;
+use Rinsvent\DTO2Data\Tests\unit\Converter\fixtures\FillTest\UUID;
 
 class FillTest extends \Codeception\Test\Unit
 {
@@ -67,6 +68,7 @@ class FillTest extends \Codeception\Test\Unit
         $bar = new Bar();
         $bar->barField = 32;
         $helloRequest->bar = $bar;
+        $helloRequest->uuid = new UUID('qwerqw-qwerqwe-werqw-qwerqw');
 
         $dto = $dto2DataConverter->convert($helloRequest);
         // codecept_debug(json_encode($dto));
@@ -103,7 +105,8 @@ class FillTest extends \Codeception\Test\Unit
             ],
             "bar" => [
                 "barField" => 32
-            ]
+            ],
+            'uuid' => 'qwerqw-qwerqwe-werqw-qwerqw'
         ], $dto);
     }
 }

tests/unit/Converter/fixtures/FillTest/HelloRequest.php

@@ -3,6 +3,7 @@
 namespace Rinsvent\DTO2Data\Tests\unit\Converter\fixtures\FillTest;
 
 use Rinsvent\DTO2Data\Attribute\DataPath;
+use Rinsvent\DTO2Data\Attribute\PropertyPath;
 use Rinsvent\DTO2Data\Transformer\Trim;
 
 #[HelloSchema]
@@ -18,4 +19,6 @@ class HelloRequest
     public array $authors3;
     public BuyRequest $buy;
     public BarInterface $bar;
+    #[PropertyPath(path: 'uuid.id')]
+    public UUID $uuid;
 }

tests/unit/Converter/fixtures/FillTest/HelloSchema.php

@@ -25,6 +25,7 @@ class HelloSchema extends Schema
         ],
         'bar' => [
             'barField'
-        ]
+        ],
+        'uuid'
     ];
 }

tests/unit/Converter/fixtures/FillTest/UUID.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace Rinsvent\DTO2Data\Tests\unit\Converter\fixtures\FillTest;
+
+class UUID
+{
+    public string $id;
+    public int $version = 4;
+
+    public function __construct(string $id)
+    {
+        $this->id = $id;
+    }
+}