Comply to the new rules.

js/tests/unit/collapse.js

@@ -1,7 +1,7 @@
 $(function () {
   'use strict'
 
-  var Collapse = typeof window.bootstrap !== 'undefined' ? window.bootstrap.Collapse : window.Collapse
+  var Collapse = typeof window.bootstrap === 'undefined' ? window.Collapse : window.bootstrap.Collapse
 
   QUnit.module('collapse plugin')
 
@@ -33,8 +33,8 @@ $(function () {
     $el.bootstrapCollapse()
     try {
       $el.bootstrapCollapse('noMethod')
-    } catch (err) {
-      assert.strictEqual(err.message, 'No method named "noMethod"')
+    } catch (error) {
+      assert.strictEqual(error.message, 'No method named "noMethod"')
     }
   })
 
@@ -459,7 +459,7 @@ $(function () {
         '<div class="card"/>' +
         '</div>'
     var showFired = false
-    var $groups   = $(accordionHTML).appendTo('#qunit-fixture').find('.card')
+    var $groups = $(accordionHTML).appendTo('#qunit-fixture').find('.card')
 
     var $target1 = $('<a role="button" data-toggle="collapse" href="#body1"/>').appendTo($groups.eq(0))
 
@@ -470,7 +470,7 @@ $(function () {
       })
 
     var $target2 = $('<a role="button" data-toggle="collapse" href="#body2"/>').appendTo($groups.eq(1))
-    var $body2   = $('<div id="body2" class="collapse" data-parent="#accordion"/>').appendTo($groups.eq(1))
+    var $body2 = $('<div id="body2" class="collapse" data-parent="#accordion"/>').appendTo($groups.eq(1))
 
     $target2[0].dispatchEvent(new Event('click'))
 
@@ -607,8 +607,8 @@ $(function () {
     var $collapseTwoOne = $('#collapseTwoOne')
     var $collapseTwoTwo = $('#collapseTwoTwo')
     var collapsedElements = {
-      one : false,
-      two : false
+      one: false,
+      two: false
     }
 
     function firstTest() {
@@ -838,7 +838,7 @@ $(function () {
         parent: $('.my-collapse')
       })
       assert.ok(true, 'collapse correctly created')
-    } catch (err) {
+    } catch (error) {
       assert.ok(false, 'collapse not created')
     }
   })
@@ -859,7 +859,7 @@ $(function () {
         parent: $('.my-collapse')[0]
       })
       assert.ok(true, 'collapse correctly created')
-    } catch (err) {
+    } catch (error) {
       assert.ok(false, 'collapse not created')
     }
   })