Enable the Layout/SpaceAroundEqualsInParameterDefault cop

app/controllers/users_controller.rb

@@ -5,7 +5,7 @@ class UsersController < ApplicationController
     redirect_to root_path
   end
 
-  def current_user_dossier dossier_id=nil
+  def current_user_dossier dossier_id = nil
     dossier_id ||= params[:dossier_id] || params[:id]
 
     dossier = Dossier.find(dossier_id)

app/decorators/dossier_decorator.rb

@@ -24,7 +24,7 @@ class DossierDecorator < Draper::Decorator
     end
   end
 
-  def self.case_state_fr state=self.state
+  def self.case_state_fr state = self.state
     h.t("activerecord.attributes.dossier.state.#{state}")
   end
 end

app/services/notification_service.rb

@@ -1,5 +1,5 @@
 class NotificationService
-  def initialize type_notif, dossier_id, attribut_change=''
+  def initialize type_notif, dossier_id, attribut_change = ''
     @type_notif = type_notif
     @dossier_id = dossier_id
 
@@ -22,7 +22,7 @@ class NotificationService
       end
   end
 
-  def text_for_notif attribut=''
+  def text_for_notif attribut = ''
     case @type_notif
     when 'commentaire'
       "#{notification.liste.size + 1} nouveau(x) commentaire(s) déposé(s)."

app/services/types_de_champ_service.rb

@@ -1,5 +1,5 @@
 class TypesDeChampService
-  def self.create_update_procedure_params(params, private=false)
+  def self.create_update_procedure_params(params, private = false)
     attributes = (private ? 'types_de_champ_private_attributes' : 'types_de_champ_attributes')
 
     params_with_ordered_champs = order_champs(params, attributes)

db/migrate/20161007095443_reset_all_preference_list_dossier.rb

@@ -95,7 +95,7 @@ class ResetAllPreferenceListDossier < ActiveRecord::Migration
     has_many :assign_to, dependent: :destroy
     has_many :procedures, through: :assign_to
 
-    def build_default_preferences_list_dossier procedure_id=nil
+    def build_default_preferences_list_dossier procedure_id = nil
       PreferenceListDossier.available_columns_for(procedure_id).each do |table|
         table.second.each do |column|
           if valid_couple_table_attr? table.first, column.first