Various code cleanup and phpstan suggestions

app/Http/Controllers/SearchController.php

@@ -22,6 +22,7 @@ declare(strict_types=1);
 
 namespace FireflyIII\Http\Controllers;
 
+use FireflyIII\Exceptions\FireflyException;
 use FireflyIII\Repositories\Rule\RuleRepositoryInterface;
 use FireflyIII\Support\Search\SearchInterface;
 use Illuminate\Contracts\View\Factory;
@@ -122,6 +123,7 @@ class SearchController extends Controller
         } catch (Throwable $e) {
             Log::error(sprintf('Cannot render search.search: %s', $e->getMessage()));
             $html = 'Could not render view.';
+            throw new FireflyException($html, 0, $e);
         }
 
         return response()->json(['count' => $groups->count(), 'html' => $html]);