refactor

src/Plugins/Tia/Cis/Concerns/ReadsEnvironment.php

@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Plugins\Tia\Cis\Concerns;
+
+/**
+ * @internal
+ */
+trait ReadsEnvironment
+{
+    private function environment(string $name): ?string
+    {
+        $value = getenv($name);
+
+        if (! is_string($value)) {
+            return null;
+        }
+
+        $value = trim($value);
+
+        return $value === '' ? null : $value;
+    }
+}