Add Overrde attribute

Author: BenMorel

src/NameMapper/CamelCaseToSnakeCaseMapper.php

@@ -5,12 +5,14 @@
 namespace Brick\JsonMapper\NameMapper;
 
 use Brick\JsonMapper\NameMapper;
+use Override;
 
 use function preg_replace_callback;
 use function strtolower;
 
 final class CamelCaseToSnakeCaseMapper implements NameMapper
 {
+    #[Override]
     public function mapName(string $name): string
     {
         return preg_replace_callback(

src/NameMapper/NullMapper.php

@@ -5,9 +5,11 @@
 namespace Brick\JsonMapper\NameMapper;
 
 use Brick\JsonMapper\NameMapper;
+use Override;
 
 final class NullMapper implements NameMapper
 {
+    #[Override]
     public function mapName(string $name): string
     {
         return $name;

src/NameMapper/SnakeCaseToCamelCaseMapper.php

@@ -5,12 +5,14 @@
 namespace Brick\JsonMapper\NameMapper;
 
 use Brick\JsonMapper\NameMapper;
+use Override;
 
 use function preg_replace_callback;
 use function strtoupper;
 
 final class SnakeCaseToCamelCaseMapper implements NameMapper
 {
+    #[Override]
     public function mapName(string $name): string
     {
         return preg_replace_callback(

src/Reflection/Type/ArrayType.php

@@ -4,6 +4,7 @@
 
 namespace Brick\JsonMapper\Reflection\Type;
 
+use Override;
 use Stringable;
 
 use function count;
@@ -21,6 +22,7 @@ public function __construct(
     /**
      * @psalm-suppress ImplicitToStringCast
      */
+    #[Override]
     public function __toString(): string
     {
         if (count($this->type->types) === 1) {

src/Reflection/Type/ClassType.php

@@ -4,6 +4,7 @@
 
 namespace Brick\JsonMapper\Reflection\Type;
 
+use Override;
 use Stringable;
 
 /**
@@ -19,6 +20,7 @@ public function __construct(
     ) {
     }
 
+    #[Override]
     public function __toString(): string
     {
         return $this->name;

src/Reflection/Type/EnumType.php

@@ -6,6 +6,7 @@
 
 use BackedEnum;
 use InvalidArgumentException;
+use Override;
 use Stringable;
 
 /**
@@ -26,6 +27,7 @@ public function __construct(
         }
     }
 
+    #[Override]
     public function __toString(): string
     {
         return $this->name;

src/Reflection/Type/SimpleType.php

@@ -4,6 +4,7 @@
 
 namespace Brick\JsonMapper\Reflection\Type;
 
+use Override;
 use Stringable;
 
 /**
@@ -16,6 +17,7 @@ public function __construct(
     ) {
     }
 
+    #[Override]
     public function __toString(): string
     {
         return $this->name;

src/Reflection/Type/UnionType.php

@@ -5,6 +5,7 @@
 namespace Brick\JsonMapper\Reflection\Type;
 
 use Brick\JsonMapper\JsonMapperException;
+use Override;
 use Stringable;
 
 use function array_count_values;
@@ -164,6 +165,7 @@ public function __construct(
         }
     }
 
+    #[Override]
     public function __toString(): string
     {
         return implode('|', array_map(