From f05fea441cd255971dd15f97a9e918e04a0da638 Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Sun, 3 Mar 2024 14:52:23 +0100
Subject: [PATCH] libluna: Add LinkedList tags

---
 libluna/include/luna/LinkedList.h | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/libluna/include/luna/LinkedList.h b/libluna/include/luna/LinkedList.h
index a9e65276..52d66dc8 100644
--- a/libluna/include/luna/LinkedList.h
+++ b/libluna/include/luna/LinkedList.h
@@ -8,7 +8,7 @@ template <typename T> class LinkedListNode
 {
     using SelfType = LinkedListNode<T>;
 
-  private:
+  protected:
     SelfType* m_next_node;
     SelfType* m_last_node;
 
@@ -284,3 +284,29 @@ template <typename T> class LinkedList
 
     usize m_count = 0;
 };
+
+struct Tag : public LinkedListNode<Tag>
+{
+  public:
+    Tag(void* ptr) : m_ptr(ptr)
+    {
+    }
+
+    ~Tag()
+    {
+        detach_from_list();
+    }
+
+    void* ptr()
+    {
+        return m_ptr;
+    }
+
+    template <typename T> T& as()
+    {
+        return *static_cast<T*>(m_ptr);
+    }
+
+  private:
+    void* m_ptr;
+};