3 files changed, 7 insertions, 8 deletions
diff --git a/app/assets/javascripts/extensions/array.js.es6 b/app/assets/javascripts/extensions/array.js.es6
index 717566a4715..cd401277689 100644
--- a/app/assets/javascripts/extensions/array.js.es6
+++ b/app/assets/javascripts/extensions/array.js.es6
@@ -1,11 +1,11 @@
-/* eslint-disable no-extend-native, func-names, space-before-function-paren, semi, space-infix-ops, max-len */
+/* eslint-disable no-extend-native, func-names, space-before-function-paren, space-infix-ops, max-len */
 Array.prototype.first = function() {
   return this[0];
-}
+};
 
 Array.prototype.last = function() {
   return this[this.length-1];
-}
+};
 
 Array.prototype.find = Array.prototype.find || function(predicate, ...args) {
   if (!this) throw new TypeError('Array.prototype.find called on null or undefined');
diff --git a/app/assets/javascripts/extensions/element.js.es6 b/app/assets/javascripts/extensions/element.js.es6
index 3f12ad9ff9f..90ab79305a7 100644
--- a/app/assets/javascripts/extensions/element.js.es6
+++ b/app/assets/javascripts/extensions/element.js.es6
@@ -1,5 +1,5 @@
 /* global Element */
-/* eslint-disable consistent-return, max-len, no-empty, no-plusplus, func-names */
+/* eslint-disable consistent-return, max-len, no-empty, func-names */
 
 Element.prototype.closest = Element.prototype.closest || function closest(selector, selectedElement = this) {
   if (!selectedElement) return;
@@ -14,7 +14,7 @@ Element.prototype.matches = Element.prototype.matches ||
   Element.prototype.webkitMatchesSelector ||
   function (s) {
     const matches = (this.document || this.ownerDocument).querySelectorAll(s);
-    let i = matches.length;
-    while (--i >= 0 && matches.item(i) !== this) {}
+    let i = matches.length - 1;
+    while (i >= 0 && matches.item(i) !== this) { i -= 1; }
     return i > -1;
   };
diff --git a/app/assets/javascripts/extensions/jquery.js b/app/assets/javascripts/extensions/jquery.js
index cdedc865d1b..d3b58b2707a 100644
--- a/app/assets/javascripts/extensions/jquery.js
+++ b/app/assets/javascripts/extensions/jquery.js
@@ -1,4 +1,4 @@
-/* eslint-disable func-names, space-before-function-paren, object-shorthand, comma-dangle, padded-blocks, max-len */
+/* eslint-disable func-names, space-before-function-paren, object-shorthand, comma-dangle, max-len */
 // Disable an element and add the 'disabled' Bootstrap class
 (function() {
   $.fn.extend({
@@ -13,5 +13,4 @@
       return $(this).removeAttr('disabled').removeClass('disabled');
     }
   });
-
 }).call(this);