[feature/interface-attributes] Added read attributes on interface

src/Internal/AttributeReader.php

@@ -35,6 +35,10 @@ public function getClassMetadata(\ReflectionClass $class, string $name = null):
             yield $this->instantiator->instantiate($attribute, $arguments, $class);
         }
 
+        foreach ($class->getInterfaces() as $interface) {
+            yield from $this->getClassMetadata($interface, $name);
+        }
+
         foreach ($class->getTraits() as $trait) {
             yield from $this->getClassMetadata($trait, $name);
         }

src/Internal/DoctrineAnnotationReader.php

@@ -30,6 +30,10 @@ public function getClassMetadata(\ReflectionClass $class, string $name = null):
 
         yield from $this->filter($name, $result);
 
+        foreach ($class->getInterfaces() as $interface) {
+            yield from $this->getClassMetadata($interface, $name);
+        }
+
         foreach ($class->getTraits() as $trait) {
             yield from $this->getClassMetadata($trait, $name);
         }

tests/Reader/AttributeReaderTestCase.php

@@ -14,6 +14,9 @@
 use Spiral\Attributes\AttributeReader;
 use Spiral\Attributes\Exception\SemanticAttributeException;
 use Spiral\Attributes\ReaderInterface;
+use Spiral\Tests\Attributes\Reader\Fixture\AnnotatedClass;
+use Spiral\Tests\Attributes\Reader\Fixture\ClassWithAnnotatedInterface;
+use Spiral\Tests\Attributes\Reader\Fixture\ClassWithAnnotatedTrait;
 use Spiral\Tests\Attributes\Reader\Fixture\UndefinedMeta;
 
 /**
@@ -27,6 +30,15 @@ protected function getReader(): ReaderInterface
         return new AttributeReader();
     }
 
+    public function testClassMetadataCount(): void
+    {
+        parent::testClassMetadataCount();
+
+        $this->assertCount($this->classMetadataCount,
+            $this->getClassMetadata(ClassWithAnnotatedInterface::class)
+        );
+    }
+
     public function testUndefinedClassMeta(): void
     {
         $this->expectException(SemanticAttributeException::class);

tests/Reader/DoctrineReaderTestCase.php

@@ -13,6 +13,7 @@
 
 use Spiral\Attributes\AnnotationReader;
 use Spiral\Attributes\ReaderInterface;
+use Spiral\Tests\Attributes\Reader\Fixture\ClassWithAnnotatedInterface;
 
 /**
  * Doctrine reader does not support:
@@ -35,4 +36,13 @@ protected function getReader(): ReaderInterface
     {
         return new AnnotationReader();
     }
+
+    public function testClassMetadataCount(): void
+    {
+        parent::testClassMetadataCount();
+
+        $this->assertCount($this->classMetadataCount,
+            $this->getClassMetadata(ClassWithAnnotatedInterface::class)
+        );
+    }
 }

tests/Reader/Fixture/AnnotatedInterface.php

@@ -0,0 +1,20 @@
+<?php
+
+/**
+ * This file is part of Spiral Framework package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Spiral\Tests\Attributes\Reader\Fixture;
+
+use Spiral\Tests\Attributes\Reader\Fixture\Annotation\ClassAnnotation;
+
+/** @ClassAnnotation(field="value") */
+#[ClassAnnotation(field: 'value')]
+interface AnnotatedInterface
+{
+}

tests/Reader/Fixture/ClassWithAnnotatedInterface.php

@@ -0,0 +1,16 @@
+<?php
+
+/**
+ * This file is part of Spiral Framework package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Spiral\Tests\Attributes\Reader\Fixture;
+
+class ClassWithAnnotatedInterface implements AnnotatedInterface
+{
+}

tests/Reader/ReaderTestCase.php

@@ -11,7 +11,6 @@
 
 namespace Spiral\Tests\Attributes\Reader;
 
-use Spiral\Attributes\Exception\SemanticAttributeException;
 use Spiral\Tests\Attributes\Concerns\InteractWithMetadata;
 use Spiral\Tests\Attributes\Reader\Fixture\AnnotatedClass;
 use Spiral\Tests\Attributes\Reader\Fixture\Annotation\ClassAnnotation;
@@ -22,7 +21,6 @@
 use Spiral\Tests\Attributes\Reader\Fixture\Annotation\MethodParameterAnnotation;
 use Spiral\Tests\Attributes\Reader\Fixture\Annotation\PropertyAnnotation;
 use Spiral\Tests\Attributes\Reader\Fixture\ClassWithAnnotatedTrait;
-use Spiral\Tests\Attributes\Reader\Fixture\UndefinedMeta;
 use Spiral\Tests\Attributes\TestCase;
 
 /**