From 572f9782d5e8d6307784b61db0dfce48f5118445 Mon Sep 17 00:00:00 2001
From: winniehell <git@winniehell.de>
Date: Sun, 5 Mar 2017 20:43:05 +0100
Subject: Remove .es6 from file extensions (!9241)

---
 app/assets/javascripts/extensions/element.js | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 app/assets/javascripts/extensions/element.js

(limited to 'app/assets/javascripts/extensions/element.js')

diff --git a/app/assets/javascripts/extensions/element.js b/app/assets/javascripts/extensions/element.js
new file mode 100644
index 00000000000..90ab79305a7
--- /dev/null
+++ b/app/assets/javascripts/extensions/element.js
@@ -0,0 +1,20 @@
+/* global Element */
+/* eslint-disable consistent-return, max-len, no-empty, func-names */
+
+Element.prototype.closest = Element.prototype.closest || function closest(selector, selectedElement = this) {
+  if (!selectedElement) return;
+  return selectedElement.matches(selector) ? selectedElement : Element.prototype.closest(selector, selectedElement.parentElement);
+};
+
+Element.prototype.matches = Element.prototype.matches ||
+  Element.prototype.matchesSelector ||
+  Element.prototype.mozMatchesSelector ||
+  Element.prototype.msMatchesSelector ||
+  Element.prototype.oMatchesSelector ||
+  Element.prototype.webkitMatchesSelector ||
+  function (s) {
+    const matches = (this.document || this.ownerDocument).querySelectorAll(s);
+    let i = matches.length - 1;
+    while (i >= 0 && matches.item(i) !== this) { i -= 1; }
+    return i > -1;
+  };
-- 
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