minor #1458 Misc minor fixes (javiereguiluz)

This PR was merged into the main branch.

Discussion
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Misc minor fixes

Found with PHPStorm "inspect code" feature.

Commits
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a46453f Misc minor fixes

src/Form/PostType.php

@@ -74,7 +74,7 @@ public function buildForm(FormBuilderInterface $builder, array $options): void
             // of the form handling process.
             // See https://symfony.com/doc/current/form/events.html
             ->addEventListener(FormEvents::SUBMIT, function (FormEvent $event) {
-                /** @var Post */
+                /** @var Post $post */
                 $post = $event->getData();
                 if (null === $post->getSlug() && null !== $post->getTitle()) {
                     $post->setSlug($this->slugger->slug($post->getTitle())->lower());

src/Repository/PostRepository.php

@@ -96,8 +96,7 @@ public function findBySearchQuery(string $query, int $limit = Paginator::PAGE_SI
      */
     private function extractSearchTerms(string $searchQuery): array
     {
-        $searchQuery = u($searchQuery)->replaceMatches('/[[:space:]]+/', ' ')->trim();
-        $terms = array_unique($searchQuery->split(' '));
+        $terms = array_unique(u($searchQuery)->replaceMatches('/[[:space:]]+/', ' ')->trim()->split(' '));
 
         // ignore the search terms that are too short
         return array_filter($terms, static function ($term) {

src/Twig/SourceCodeExtension.php

@@ -80,10 +80,7 @@ public function linkSourceFile(Environment $twig, string $file, int $line): stri
         );
     }
 
-    /**
-     * @param string|TemplateWrapper $template
-     */
-    public function showSourceCode(Environment $twig, $template): string
+    public function showSourceCode(Environment $twig, string|TemplateWrapper $template): string
     {
         return $twig->render('debug/source_code.html.twig', [
             'controller' => $this->getController(),