From a7fdbcede94708b8b84b699297a0303536abe16a Mon Sep 17 00:00:00 2001
From: narawat lamaiin <narawat@outlook.com>
Date: Sun, 5 May 2024 23:55:54 +0700
Subject: [PATCH] update

---
 src/mcts.jl | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/src/mcts.jl b/src/mcts.jl
index fc71341..0c9b2e9 100644
--- a/src/mcts.jl
+++ b/src/mcts.jl
@@ -379,6 +379,29 @@ function selectChildNode(node::MCTSNode)::MCTSNode
 end
 
 
+""" Determine wheter a given node is a root node
+
+# Arguments
+  - `node::MCTSNode`
+    node of a search tree
+
+# Return
+  - `isrootnode::Bool`
+    true if the given node is root node, false otherwise
+
+# Example
+```jldoctest
+julia> 
+```
+
+# TODO
+  [] update docs
+  [TESTING] implement the function
+
+# Signature
+"""
+isroot(node::MCTSNode)::Bool = node.nodekey == "root" ? true : false
+
 # ------------------------------------------------------------------------------------------------ #
 #                    Create a complete example using the defined MCTS functions                    #
 # ------------------------------------------------------------------------------------------------ #