fix matches polyfill on IE

estevanmaito · May 18, 2019 · 75c2497 · 75c2497
1 parent 14c9d9b
commit 75c2497
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Showing 2 changed files with 10 additions and 2 deletions.
diff --git a/dist/sharect.js b/dist/sharect.js
diff --git a/src/helpers/getClosestElement.js b/src/helpers/getClosestElement.js
@@ -2,7 +2,15 @@ export default function getClosestElement(element, ancestor) {
   if (Element.prototype.closest) {
     return element.closest(ancestor)
   } else {
-    // IE 9+ polyfill
+    // IE 9+ closest polyfill + matches polyfill
+    if (!Element.prototype.matches) {
+      Element.prototype.matches = 
+        Element.prototype.matchesSelector || 
+        Element.prototype.mozMatchesSelector ||
+        Element.prototype.msMatchesSelector || 
+        Element.prototype.oMatchesSelector || 
+        Element.prototype.webkitMatchesSelector
+    }
     let el = element
     do {
       if (el.matches(ancestor)) return el