readonly properties

Author: dominikzogg

src/Application.php

@@ -15,15 +15,15 @@
 
 final class Application implements RequestHandlerInterface
 {
-    private PipeMiddleware $pipeMiddleware;
+    private readonly PipeMiddleware $pipeMiddleware;
 
     /**
      * @param array<MiddlewareInterface> $middlewares
      */
     public function __construct(
         array $middlewares,
-        private RequestHandlerInterface $routeRequestHandler = new RouteRequestHandler(),
-        private EmitterInterface $emitter = new Emitter()
+        private readonly RequestHandlerInterface $routeRequestHandler = new RouteRequestHandler(),
+        private readonly EmitterInterface $emitter = new Emitter()
     ) {
         $this->pipeMiddleware = new PipeMiddleware($middlewares);
     }

src/Middleware/ExceptionMiddleware.php

@@ -163,11 +163,11 @@ final class ExceptionMiddleware implements MiddlewareInterface
         </html>
         EOT;
 
-    private LoggerInterface $logger;
+    private readonly LoggerInterface $logger;
 
     public function __construct(
-        private ResponseFactoryInterface $responseFactory,
-        private bool $debug = false,
+        private readonly ResponseFactoryInterface $responseFactory,
+        private readonly bool $debug = false,
         ?LoggerInterface $logger = null
     ) {
         $this->logger = $logger ?? new NullLogger();

src/Middleware/LazyMiddleware.php

@@ -12,7 +12,7 @@
 
 final class LazyMiddleware implements MiddlewareInterface
 {
-    public function __construct(private ContainerInterface $container, private string $id) {}
+    public function __construct(private readonly ContainerInterface $container, private readonly string $id) {}
 
     public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
     {

src/Middleware/MiddlewareRequestHandler.php

@@ -11,7 +11,7 @@
 
 final class MiddlewareRequestHandler implements RequestHandlerInterface
 {
-    public function __construct(private MiddlewareInterface $middleware, private RequestHandlerInterface $handler) {}
+    public function __construct(private readonly MiddlewareInterface $middleware, private readonly RequestHandlerInterface $handler) {}
 
     public function handle(ServerRequestInterface $request): ResponseInterface
     {

src/Middleware/PipeMiddleware.php

@@ -14,7 +14,7 @@ final class PipeMiddleware implements MiddlewareInterface
     /**
      * @var array<MiddlewareInterface>
      */
-    private array $middlewares;
+    private readonly array $middlewares;
 
     /**
      * @param array<MiddlewareInterface> $middlewares

src/Middleware/RouteMatcherMiddleware.php

@@ -12,7 +12,7 @@
 
 final class RouteMatcherMiddleware implements MiddlewareInterface
 {
-    public function __construct(private RouteMatcherInterface $routeMatcher) {}
+    public function __construct(private readonly RouteMatcherInterface $routeMatcher) {}
 
     public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
     {

src/Middleware/SlimCallbackMiddleware.php

@@ -19,7 +19,7 @@ final class SlimCallbackMiddleware implements MiddlewareInterface
      */
     private $slimCallable;
 
-    public function __construct(callable $slimCallable, private ResponseFactoryInterface $responseFactory)
+    public function __construct(callable $slimCallable, private readonly ResponseFactoryInterface $responseFactory)
     {
         $this->slimCallable = $slimCallable;
     }

src/Middleware/SlimLazyMiddleware.php

@@ -14,9 +14,9 @@
 final class SlimLazyMiddleware implements MiddlewareInterface
 {
     public function __construct(
-        private ContainerInterface $container,
-        private string $id,
-        private ResponseFactoryInterface $responseFactory
+        private readonly ContainerInterface $container,
+        private readonly string $id,
+        private readonly ResponseFactoryInterface $responseFactory
     ) {}
 
     public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface

src/RequestHandler/LazyRequestHandler.php

@@ -11,7 +11,7 @@
 
 final class LazyRequestHandler implements RequestHandlerInterface
 {
-    public function __construct(private ContainerInterface $container, private string $id) {}
+    public function __construct(private readonly ContainerInterface $container, private readonly string $id) {}
 
     public function handle(ServerRequestInterface $request): ResponseInterface
     {

src/RequestHandler/SlimCallbackRequestHandler.php

@@ -18,7 +18,7 @@ final class SlimCallbackRequestHandler implements RequestHandlerInterface
      */
     private $slimCallable;
 
-    public function __construct(callable $slimCallable, private ResponseFactoryInterface $responseFactory)
+    public function __construct(callable $slimCallable, private readonly ResponseFactoryInterface $responseFactory)
     {
         $this->slimCallable = $slimCallable;
     }