From 6ad39e3ba64e518bcdba1fc32b6247375be39a8a Mon Sep 17 00:00:00 2001
From: Sam Light <sam@lightscale.co.uk>
Date: Wed, 10 Jun 2026 19:00:32 +0100
Subject: shared code in traits for common features for groups

---
 src/Concerns/HasAncestors.php | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 src/Concerns/HasAncestors.php

(limited to 'src/Concerns/HasAncestors.php')

diff --git a/src/Concerns/HasAncestors.php b/src/Concerns/HasAncestors.php
new file mode 100644
index 0000000..248e9c8
--- /dev/null
+++ b/src/Concerns/HasAncestors.php
@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Lightscale\Router\Concerns;
+
+trait HasAncestors
+{
+    private const MAX_ANCESTORY_DEPTH = 100;
+
+    /** @return self[] */
+    public function getAncestors(): array
+    {
+        $results = [];
+
+        $count = 0;
+        $instance = $this->parent;
+        while (
+            null !== $instance
+            && $count++ < self::MAX_ANCESTORY_DEPTH
+        ) {
+            $results[] = $instance;
+            $instance = $instance->parent;
+        }
+
+        return array_reverse($results);
+    }
+
+    /** @return self[] */
+    public function getAncestorsAndSelf(): array
+    {
+        $results = $this->getAncestors();
+        $results[] = $this;
+
+        return $results;
+    }
+}
-- 
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