From 6ac58e3d607b1103178eeb4f1fc86c5752d15fc5 Mon Sep 17 00:00:00 2001
From: igoradamenko <mail@igoradamenko.com>
Date: Sun, 6 May 2018 14:33:27 +0300
Subject: [PATCH] fix bugs with ES6 in IE

---
 web/iframe.html | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/web/iframe.html b/web/iframe.html
index dce17ec8..eac0ed8f 100644
--- a/web/iframe.html
+++ b/web/iframe.html
@@ -19,7 +19,7 @@
   <div id="remark42"></div>
   <script>
     var lastHeight = 0;
-    setInterval(() => {
+    setInterval(function() {
       if (document.body.offsetHeight !== lastHeight) {
         lastHeight = document.body.offsetHeight;
         window.parent.postMessage(JSON.stringify({ remarkIframeHeight: lastHeight }), '*');
@@ -30,7 +30,7 @@
 
     function updateHash(event) {
       try {
-        const data = JSON.parse(event.data);
+        const data = typeof event.data === 'string' ? JSON.parse(event.data) : event.data;
         location.hash = data.hash;
       } catch (e) {}
     }