From 65cb31094ce635762b77e8aa09b3ac8b0ed7dcc9 Mon Sep 17 00:00:00 2001
From: Ben Beckford <beckford@gmail.com>
Date: Tue, 20 Mar 2018 14:00:15 +0000
Subject: [PATCH] Fixed ResizeObserver detach error

Fixes error on detach: Uncaught TypeError: Failed to execute 'unobserve'
on 'ResizeObserver': parameter 1 is not of type 'Element'.
---
 src/ResizeSensor.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/ResizeSensor.js b/src/ResizeSensor.js
index d03e17d..fcc6597 100755
--- a/src/ResizeSensor.js
+++ b/src/ResizeSensor.js
@@ -267,7 +267,9 @@
 
         this.detach = function(ev) {
             if (typeof ResizeObserver != "undefined") {
-               observer.unobserve(element);
+                forEachElement(element, function(elem){
+                    observer.unobserve(elem);
+                });
             }
             else {
                 ResizeSensor.detach(element, ev);