Fix lint errors

app/models/subscription.rb

@@ -28,15 +28,18 @@ class Subscription < ApplicationRecord
     def notify(source, target)
       return nil if source.nil? || target.nil?
 
-      muted_by = Relationships::Mute.where(target: source.user).pluck(&:source_id)
-
       # As we will need to notify for each person subscribed,
       # it's much faster to bulk insert than to use +Notification.notify+
-      notifications = Subscription.where(answer: target)
-                                  .where.not(user: source.user)
-                                  .where.not(user_id: muted_by)
-                                  .map do |s|
-        { target_id: source.id, target_type: Comment, recipient_id: s.user_id, new: true, type: Notification::Commented, created_at: source.created_at, updated_at: source.created_at }
+      notifications = Subscription.for(source, target).pluck(:user_id).map do |recipient_id|
+        {
+          target_id:    source.id,
+          target_type:  Comment,
+          recipient_id:,
+          new:          true,
+          type:         Notification::Commented,
+          created_at:   source.created_at,
+          updated_at:   source.created_at,
+        }
       end
 
       return if notifications.empty?
@@ -53,5 +56,13 @@ class Subscription < ApplicationRecord
       subs = Subscription.where(answer: target)
       Notification.where(target:, recipient: subs.map(&:user)).delete_all
     end
+
+    def for(source, target)
+      muted_by = Relationships::Mute.where(target: source.user).pluck(&:source_id)
+
+      Subscription.where(answer: target)
+                  .where.not(user: source.user)
+                  .where.not(user_id: muted_by)
+    end
   end
 end

spec/controllers/ajax/comment_controller_spec.rb

@@ -35,7 +35,6 @@ describe Ajax::CommentController, :ajax_controller, type: :controller do
               expect { subject }.to change { subscribed_user.reload.notifications_updated_at }.to(DateTime.now)
             end
           end
-
         end
 
         include_examples "returns the expected response"

spec/helpers/bootstrap_helper_spec.rb

@@ -43,10 +43,10 @@ describe BootstrapHelper, :type => :helper do
       )
     end
 
-    it 'should put an ID on the entry an id if given' do
+    it "should put an ID on the entry an id if given" do
       allow(self).to receive(:current_page?).and_return(false)
-      expect(nav_entry('Example', '/example', id: "testing")).to(
-        eq('<li class="nav-item " id="testing"><a class="nav-link" href="/example">Example</a></li>')
+      expect(nav_entry("Example", "/example", id: "testing")).to(
+        eq("<li class=\"nav-item \" id=\"testing\"><a class=\"nav-link\" href=\"/example\">Example</a></li>"),
       )
     end
   end