Update and use Validation class

1 files changed, 2 insertions, 4 deletions

diff --git a/app/Http/RequestHandlers/MergeRecordsAction.php b/app/Http/RequestHandlers/MergeRecordsAction.php
index d33e62d703..82dae6e3cd 100644
--- a/app/Http/RequestHandlers/MergeRecordsAction.php
+++ b/app/Http/RequestHandlers/MergeRecordsAction.php
@@ -20,12 +20,11 @@ declare(strict_types=1);
 namespace Fisharebest\Webtrees\Http\RequestHandlers;
 
 use Fisharebest\Webtrees\Registry;
-use Fisharebest\Webtrees\Tree;
+use Fisharebest\Webtrees\Validator;
 use Psr\Http\Message\ResponseInterface;
 use Psr\Http\Message\ServerRequestInterface;
 use Psr\Http\Server\RequestHandlerInterface;
 
-use function assert;
 use function redirect;
 use function route;
 
@@ -41,8 +40,7 @@ class MergeRecordsAction implements RequestHandlerInterface
      */
     public function handle(ServerRequestInterface $request): ResponseInterface
     {
-        $tree = $request->getAttribute('tree');
-        assert($tree instanceof Tree);
+        $tree = Validator::attributes($request)->tree();
 
         $params = (array) $request->getParsedBody();