From 4132522d4a2e971a4947006448df12710781e151 Mon Sep 17 00:00:00 2001
From: Oleksii Trekhleb <trehleb@gmail.com>
Date: Fri, 1 Jun 2018 08:28:36 +0300
Subject: [PATCH] Set up node comparator for BST.

---
 .../tree/binary-search-tree/BinarySearchTree.js                | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/data-structures/tree/binary-search-tree/BinarySearchTree.js b/src/data-structures/tree/binary-search-tree/BinarySearchTree.js
index 385b471f..e70950f9 100644
--- a/src/data-structures/tree/binary-search-tree/BinarySearchTree.js
+++ b/src/data-structures/tree/binary-search-tree/BinarySearchTree.js
@@ -6,6 +6,9 @@ export default class BinarySearchTree {
    */
   constructor(nodeValueCompareFunction) {
     this.root = new BinarySearchTreeNode(null, nodeValueCompareFunction);
+
+    // Steal node comparator from the root.
+    this.nodeComparator = this.root.nodeComparator;
   }
 
   /**