From c1706f2164d4a1ea9eaa04209651281f679ef738 Mon Sep 17 00:00:00 2001
From: Yichuan Shen <shen.yichuan@gmail.com>
Date: Thu, 15 Dec 2016 21:38:38 +0100
Subject: [PATCH] Fix undefined variable

---
 browser/index.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/browser/index.js b/browser/index.js
index 60881cbbb..9e65db0c2 100644
--- a/browser/index.js
+++ b/browser/index.js
@@ -1472,7 +1472,8 @@ sabaki.useTool = function(vertex, tool = null, buttonIndex = 0) {
 
             // Remove residue
 
-            k = node[ids[i]].indexOf(point)
+            let k = node[ids[i]].indexOf(point)
+            
             if (k >= 0) {
                 node[ids[i]].splice(k, 1)