feat: improve exception status code mapping

The changes update the exception status code mapping to use a static method for registration and retrieval, improving code readability and maintainability.

config/laravception.php

@@ -75,16 +75,4 @@
         Vaened\Laravception\Handlers\ValidationExceptionHandler::class,
         Vaened\Laravception\Handlers\ThrowableHandler::class,
     ],
-
-    /*
-    |--------------------------------------------------------------------------
-    | HTTP Exception Status Code Mapping
-    |--------------------------------------------------------------------------
-    |
-    | This option allows you to specify the class responsible for mapping
-    | exceptions to HTTP status codes. The default class provided handles
-    | common exception types, but you can customize it to suit your needs.
-    |
-    */
-    'code_mapper'  => Vaened\Laravception\HttpExceptionStatusCodeMapping::class,
 ];

src/Handlers/ErrorHandler.php

@@ -12,17 +12,16 @@
 use Illuminate\Routing\UrlGenerator;
 use Throwable;
 use Vaened\Laravception\Decoders\ExceptionNameParser;
-use Vaened\Laravception\ExceptionStatusCodeMapping;
+use Vaened\Laravception\HttpExceptionStatusCodeMapping;
 use Vaened\Laravception\Responses\ErrorResponse;
 use Vaened\Laravception\Responses\ErrorResponseFactory;
 
 abstract class ErrorHandler
 {
     public function __construct(
-        private readonly ExceptionStatusCodeMapping $exceptionHandler,
-        private readonly UrlGenerator               $url,
-        private readonly ExceptionNameParser        $nameParser,
-        private readonly ErrorResponseFactory       $responseFactory,
+        private readonly UrlGenerator         $url,
+        private readonly ExceptionNameParser  $nameParser,
+        private readonly ErrorResponseFactory $responseFactory,
     )
     {
     }
@@ -41,7 +40,7 @@ final protected function createJsonResponse(Throwable $throwable, array $metadat
     {
         return response()->json(
             $this->transformToApplicationResponse($throwable, $metadata)->serialize(),
-            $this->exceptionHandler->statusCodeFor($throwable)
+            HttpExceptionStatusCodeMapping::statusCodeFor($throwable)
         );
     }
 

src/HttpExceptionStatusCodeMapping.php

@@ -12,22 +12,22 @@
 use Symfony\Component\HttpFoundation\Response;
 use Throwable;
 
-final class HttpExceptionStatusCodeMapping implements ExceptionStatusCodeMapping
+final class HttpExceptionStatusCodeMapping
 {
     private const DEFAULT_STATUS_CODE = Response::HTTP_INTERNAL_SERVER_ERROR;
 
-    private array $exceptions = [
+    private static array $exceptions = [
         InvalidArgumentException::class => Response::HTTP_BAD_REQUEST,
         ValidationException::class      => Response::HTTP_UNPROCESSABLE_ENTITY,
     ];
 
-    public function register(string $exceptionClass, int $statusCode): void
+    public static function register(string $exceptionClass, int $statusCode): void
     {
-        $this->exceptions[$exceptionClass] = $statusCode;
+        self::$exceptions[$exceptionClass] = $statusCode;
     }
 
-    public function statusCodeFor(Throwable $throwable): int
+    public static function statusCodeFor(Throwable $throwable): int
     {
-        return $this->exceptions[$throwable::class] ?? self::DEFAULT_STATUS_CODE;
+        return self::$exceptions[$throwable::class] ?? self::DEFAULT_STATUS_CODE;
     }
 }

src/LaravceptionServiceProvider.php

@@ -28,14 +28,6 @@ public function register(): void
             static fn() => new LaravceptionConfig(config('laravception'))
         );
 
-        $this->app->singleton(
-            ExceptionStatusCodeMapping::class,
-            static function (Application $application) {
-                $config = $application->make(LaravceptionConfig::class);
-                return $application->make($config->codeMapper());
-            }
-        );
-
         $this->app->singleton(
             ExceptionNameParser::class,
             static function (Application $application) {