refactor

src/Plugins/Tia/Cis/GitLab.php

@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Plugins\Tia\Cis;
+
+use Pest\Plugins\Tia\Cis\Concerns\ReadsEnvironment;
+use Pest\Plugins\Tia\Contracts\Ci;
+
+/**
+ * @internal
+ */
+final readonly class GitLab implements Ci
+{
+    use ReadsEnvironment;
+
+    public function defaultBranch(): ?string
+    {
+        return $this->environment('CI_DEFAULT_BRANCH');
+    }
+}