makes rubocop happy

app/controllers/admin/events_controller.rb

@@ -79,7 +79,6 @@ module Admin
 
     def update
       if @event.update_attributes(event_params)
-
         if request.xhr?
           render js: 'index'
         else
@@ -101,10 +100,8 @@ module Admin
       # make event confirmed initially since there is not much sens to go over the approval procedure for admin-added proposals
       @event.state = :confirmed
       if @event.valid?
-        @event.event_users.new(user_id: @event.submitter_id,
-                             event_role: 'submitter')
-        @event.event_users.new(user_id: @event.speaker_id,
-                           event_role: 'speaker')
+        @event.event_users.new(user_id: @event.submitter_id, event_role: 'submitter')
+        @event.event_users.new(user_id: @event.speaker_id, event_role: 'speaker')
       end
 
       if @event.save

app/models/event.rb

@@ -305,12 +305,12 @@ class Event < ActiveRecord::Base
     if validate_owners
       errors.add(:speaker_id, "can't be blank!") unless self.speaker_id.present?
       if self.speaker_id.present?
-        errors.add(:speaker_id, "user should exist!") unless User.where(id: self.speaker_id).take
+        errors.add(:speaker_id, 'user should exist!') unless User.where(id: self.speaker_id).take
       end
 
       errors.add(:submitter_id, "can't be blank!") unless self.submitter_id.present?
       if self.submitter_id.present?
-        errors.add(:submitter_id, "user should exist!") unless User.where(id: self.submitter_id).take
+        errors.add(:submitter_id, 'user should exist!') unless User.where(id: self.submitter_id).take
       end
     end
   end

spec/controllers/admin/events_controller_spec.rb

@@ -77,9 +77,7 @@ describe Admin::EventsController do
         it 'does not create new event' do
           allow_any_instance_of(Event).to receive(:save).and_return(false)
           expect do
-              post :create, event: attributes_for(:event, event_type_id: event_type.id),
-                            conference_id: conference.short_title,
-                            user: attributes_for(:user)
+            post :create, event: attributes_for(:event, event_type_id: event_type.id), conference_id: conference.short_title, user: attributes_for(:user)
           end.not_to change{ Event.count }
         end
       end

spec/models/event_spec.rb

@@ -114,12 +114,12 @@ describe Event do
         it 'when submitter is is provided but the user does not exist' do
           @new_event.submitter_id = 'deadbeef'
           expect(@new_event).to be_invalid
-          expect(@new_event.errors[:submitter_id]).to eq ["user should exist!"]
+          expect(@new_event.errors[:submitter_id]).to eq ['user should exist!']
         end
         it 'when speaker id is provided but the user does not exist' do
           @new_event.speaker_id = 'deadbeef'
           expect(@new_event).to be_invalid
-          expect(@new_event.errors[:speaker_id]).to eq ["user should exist!"]
+          expect(@new_event.errors[:speaker_id]).to eq ['user should exist!']
         end
       end
       context 'is valid with owner validation enabled' do