From fa069e4e1f4fc730fd29ab9699240480d84c84d3 Mon Sep 17 00:00:00 2001
From: hmhealey <harrisonmhealey@gmail.com>
Date: Mon, 8 Feb 2016 13:35:38 -0500
Subject: Added support for ES6 Maps to Utils.areObjectsEqual

---
 web/react/utils/utils.jsx | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'web/react')

diff --git a/web/react/utils/utils.jsx b/web/react/utils/utils.jsx
index 4beec8d64..376053792 100644
--- a/web/react/utils/utils.jsx
+++ b/web/react/utils/utils.jsx
@@ -392,6 +392,10 @@ export function areObjectsEqual(x, y) {
         return x.toString() === y.toString();
     }
 
+    if (x instanceof Map && y instanceof Map) {
+        return areMapsEqual(x, y);
+    }
+
     // At last checking prototypes as good a we can
     if (!(x instanceof Object && y instanceof Object)) {
         return false;
@@ -456,6 +460,24 @@ export function areObjectsEqual(x, y) {
     return true;
 }
 
+export function areMapsEqual(a, b) {
+    if (a.size !== b.size) {
+        return false;
+    }
+
+    for (const [key, value] of a) {
+        if (!b.has(key)) {
+            return false;
+        }
+
+        if (!areObjectsEqual(value, b.get(key))) {
+            return false;
+        }
+    }
+
+    return true;
+}
+
 export function replaceHtmlEntities(text) {
     var tagsToReplace = {
         '&amp;': '&',
-- 
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