Add TalkExtension as a Twig extension

src/TwigExtension/TalkExtension.php

@@ -5,10 +5,19 @@ declare(strict_types=1);
 namespace App\TwigExtension;
 
 use Illuminate\Support\Collection;
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
 
-final class TalkExtension
+final class TalkExtension extends AbstractExtension
 {
-    public function getPastTalksCount(array $talks = []): int
+    public function getFunctions()
+    {
+        return [
+            new TwigFunction('get_past_talk_count', [$this, 'getPastTalkCount']),
+        ];
+    }
+
+    public function getPastTalkCount(array $talks = []): int
     {
         $talkCollection = new Collection($talks);