refactor: Fix phpstan nullCoalesce

Author: neznaika0

system/HTTP/Files/UploadedFile.php

@@ -325,7 +325,7 @@ public function guessExtension(): string
      */
     public function getClientExtension(): string
     {
-        return pathinfo($this->originalName, PATHINFO_EXTENSION) ?? '';
+        return pathinfo($this->originalName, PATHINFO_EXTENSION);
     }
 
     /**

system/Router/Router.php

@@ -51,7 +51,7 @@ class Router implements RouterInterface
     /**
      * A RouteCollection instance.
      *
-     * @var RouteCollectionInterface
+     * @var RouteCollection|RouteCollectionInterface
      */
     protected $collection;
 
@@ -144,6 +144,7 @@ class Router implements RouterInterface
     public function __construct(RouteCollectionInterface $routes, ?Request $request = null)
     {
         $config = config(App::class);
+
         if (isset($config->permittedURIChars)) {
             $this->permittedURIChars = $config->permittedURIChars;
         }
@@ -154,7 +155,7 @@ public function __construct(RouteCollectionInterface $routes, ?Request $request
         $this->controller = $this->collection->getDefaultController();
         $this->method     = $this->collection->getDefaultMethod();
 
-        $this->collection->setHTTPVerb($request->getMethod() ?? $_SERVER['REQUEST_METHOD']);
+        $this->collection->setHTTPVerb($request->getMethod() === '' ? $_SERVER['REQUEST_METHOD'] : $request->getMethod());
 
         $this->translateURIDashes = $this->collection->shouldTranslateURIDashes();
 

utils/phpstan-baseline/loader.neon

@@ -34,7 +34,6 @@ includes:
     - missingType.property.neon
     - missingType.return.neon
     - notIdentical.alwaysTrue.neon
-    - nullCoalesce.expr.neon
     - nullCoalesce.property.neon
     - nullCoalesce.variable.neon
     - offsetAccess.notFound.neon