From df8bc47a1250500be57b569aa2f3e2f9a9247c5d Mon Sep 17 00:00:00 2001
From: Robin Malfait <malfait.robin@gmail.com>
Date: Mon, 12 Nov 2018 15:10:35 +0100
Subject: [PATCH] do not handle move event after terminating

---
 src/Selection.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Selection.js b/src/Selection.js
index d5c9e7c69..36acbff60 100644
--- a/src/Selection.js
+++ b/src/Selection.js
@@ -317,6 +317,10 @@ class Selection {
   }
 
   _handleMoveEvent(e) {
+    if (this._initialEventData === null) {
+      return;
+    }
+
     let { x, y } = this._initialEventData
     const { pageX, pageY } = getEventCoordinates(e)
     let w = Math.abs(x - pageX)