Merge pull request #115 from WendellAdriel/fix/dto-cast-issue

Fix issue when using DTOCast with Cast attribute

Author: WendellAdriel

src/SimpleDTO.php

@@ -23,6 +23,7 @@
 use WendellAdriel\ValidatedDTO\Attributes\Rules;
 use WendellAdriel\ValidatedDTO\Casting\ArrayCast;
 use WendellAdriel\ValidatedDTO\Casting\Castable;
+use WendellAdriel\ValidatedDTO\Casting\DTOCast;
 use WendellAdriel\ValidatedDTO\Casting\EnumCast;
 use WendellAdriel\ValidatedDTO\Concerns\DataResolver;
 use WendellAdriel\ValidatedDTO\Concerns\DataTransformer;
@@ -311,9 +312,10 @@ protected function buildCasts(): array
                 continue;
             }
 
-            $param = $cast->type === EnumCast::class
-                ? $cast->param
-                : new $cast->param();
+            $param = match (true) {
+                in_array($cast->type, [EnumCast::class, DTOCast::class]) => $cast->param,
+                default => new $cast->param(),
+            };
 
             $casts[$property] = new $cast->type($param);
         }

tests/Datasets/CallableCastingDTOInstance.php

@@ -4,12 +4,14 @@
 
 namespace WendellAdriel\ValidatedDTO\Tests\Datasets;
 
+use WendellAdriel\ValidatedDTO\Attributes\Cast;
 use WendellAdriel\ValidatedDTO\Casting\DTOCast;
 use WendellAdriel\ValidatedDTO\Exceptions\CastException;
 use WendellAdriel\ValidatedDTO\SimpleDTO;
 
 class CallableCastingDTOInstance extends SimpleDTO
 {
+    #[Cast(DTOCast::class, SimpleNameDTO::class)]
     public SimpleNameDTO $name;
 
     public ?int $age = null;
@@ -22,7 +24,6 @@ protected function defaults(): array
     protected function casts(): array
     {
         return [
-            'name' => new DTOCast(SimpleNameDTO::class),
             'age' => function (string $property, mixed $value) {
                 if (! is_numeric($value)) {
                     throw new CastException($property);