From ef31885f61459b7a88a003891aa03c678a2fe100 Mon Sep 17 00:00:00 2001
From: Dominik Meyer <dmeyer@hsu-hh.de>
Date: Tue, 4 Jun 2019 10:55:28 +0200
Subject: [PATCH] ADD: return the root of the tree

---
 include/Tree/tree.hpp | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/include/Tree/tree.hpp b/include/Tree/tree.hpp
index a3f308a..ca16f78 100644
--- a/include/Tree/tree.hpp
+++ b/include/Tree/tree.hpp
@@ -52,6 +52,22 @@ namespace Tree
     std::list<std::shared_ptr<Tree::BaseNode>> children;
 
   public:
+
+    /**
+    * @brief get the root of the tree
+    *
+    */
+    std::shared_ptr<Tree::BaseNode> getRoot()
+    {
+      if (parent==nullptr)
+      {
+        return shared_from_this();
+      }
+
+      return parent->getRoot();
+
+    }
+
     /**
     * @brief print the tree starting with the current node to stdout
     *