[RequestMapper]: Fix for validation of nested objects, when it is not…

… present in request

Data/Error.php

@@ -6,6 +6,7 @@
 
 use FRZB\Component\RequestMapper\Utils\StringUtil;
 use JetBrains\PhpStorm\Immutable;
+use JetBrains\PhpStorm\Pure;
 use Symfony\Component\Validator\ConstraintViolation;
 
 #[Immutable]
@@ -18,10 +19,11 @@ final class Error
     public function __construct(string $type, string $field, string $message)
     {
         $this->type = $type;
-        $this->field = StringUtil::removeBrackets($field);
+        $this->field = $field;
         $this->message = $message;
     }
 
+    #[Pure]
     public static function fromConstraint(ConstraintViolation $violation): self
     {
         return new self($violation->getConstraint()::class, $violation->getPropertyPath(), $violation->getMessage());

Extractor/ParametersExtractor.php

@@ -5,6 +5,7 @@
 namespace FRZB\Component\RequestMapper\Extractor;
 
 use FRZB\Component\DependencyInjection\Attribute\AsService;
+use FRZB\Component\RequestMapper\Utils\ClassUtil;
 use FRZB\Component\RequestMapper\Utils\SerializerUtil;
 use Symfony\Component\Validator\Constraints\Collection;
 
@@ -38,8 +39,8 @@ private function mapProperties(array $properties, array $parameters, ?Collection
 
         foreach ($properties as $serializedName => [$propertyName, $propertyType, $isAllowsNull]) {
             $value = $parameters[$serializedName] ?? null;
-            $isComplexType = \is_array($value) && class_exists($propertyType);
-            $mapped[$serializedName] = $isComplexType ? $this->extract($propertyType, $value) : $value;
+            $isComplexType = ClassUtil::isNotBuiltinAndExists($propertyType);
+            $mapped[$serializedName] = $isComplexType ? $this->extract($propertyType, $value ?? []) : $value;
         }
 
         return $mapped;

Tests/Func/Converter/RequestConverterTest.php

@@ -79,7 +79,7 @@ public function caseProvider(): iterable
         $attribute = new ParamConverter(parameterClass: CreateUserRequest::class);
         $request = RequestHelper::makeRequest(method: Request::METHOD_POST);
         $errors = [
-            new Error(NotBlank::class, 'name', 'This value should not be blank.'),
+            new Error(NotBlank::class, '[name]', 'This value should not be blank.'),
         ];
 
         yield 'Converter data with empty params' => [
@@ -92,10 +92,10 @@ public function caseProvider(): iterable
         $attribute = new ParamConverter(parameterClass: CreateUserRequest::class);
         $request = RequestHelper::makeRequest(method: Request::METHOD_POST, params: $params);
         $errors = [
-            new Error(Type::class, 'name', 'This value should be of type string.'),
-            new Error(Uuid::class, 'userId', 'This is not a valid UUID.'),
-            new Error(Type::class, 'userId', 'This value should be of type string.'),
-            new Error(Type::class, 'amount', 'This value should be of type float.'),
+            new Error(Type::class, '[name]', 'This value should be of type string.'),
+            new Error(Uuid::class, '[userId]', 'This is not a valid UUID.'),
+            new Error(Type::class, '[userId]', 'This value should be of type string.'),
+            new Error(Type::class, '[amount]', 'This value should be of type float.'),
         ];
 
         yield 'Converter data with invalid params' => [

composer.json

@@ -1,6 +1,7 @@
 {
     "name": "frzb/request-mapper",
     "type": "library",
+    "version": "v1.2.3",
     "description": "The RequestMapper component allows you to serialize JSON request to Request class and validate it",
     "keywords": [
         "library",