Merge branch 'rubocop/SpaceAroundEqualsInParameterDefault' into 'master'

Enable Style/SpaceAroundEqualsInParameterDefault cop

## What does this MR do?
Enable a new rubocop cops as discussed here: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/1877#note_13529646

## Are there points in the code the reviewer needs to double check?
May be a good idea to send a message to people to prevent master red because of the new cop.

## Why was this MR needed?
We want to improve code style and not waste endbosses time checking style manually

## What are the relevant issue numbers?

## Screenshots (if relevant)

## Does this MR meet the acceptance criteria?

- [ ] [CHANGELOG](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CHANGELOG) entry added
- [ ] [Documentation created/updated](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/doc/development/doc_styleguide.md)
- [ ] API support added
- Tests
  - [ ] Added for this feature/bug
  - [ ] All builds are passing
- [ ] Conform by the [style guides](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CONTRIBUTING.md#style-guides)
- [ ] Branch has no merge conflicts with `master` (if you do - rebase it please)
- [ ] [Squashed related commits together](https://git-scm.com/book/en/Git-Tools-Rewriting-History#Squashing-Commits)

See merge request !5693

.rubocop.yml

@@ -373,6 +373,10 @@ Style/SpaceAfterNot:
 Style/SpaceAfterSemicolon:
   Enabled: true
 
+# Use space around equals in parameter default
+Style/SpaceAroundEqualsInParameterDefault:
+  Enabled: true
+
 # Use a space around keywords if appropriate.
 Style/SpaceAroundKeyword:
   Enabled: true

.rubocop_todo.yml

@@ -339,13 +339,6 @@ Style/SingleLineBlockParams:
 Style/SingleLineMethods:
   Enabled: false
 
-# Offense count: 14
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle, SupportedStyles.
-# SupportedStyles: space, no_space
-Style/SpaceAroundEqualsInParameterDefault:
-  Enabled: false
-
 # Offense count: 119
 # Cop supports --auto-correct.
 # Configuration parameters: EnforcedStyle, SupportedStyles.

app/controllers/registrations_controller.rb

@@ -33,7 +33,7 @@ class RegistrationsController < Devise::RegistrationsController
 
   protected
 
-  def build_resource(hash=nil)
+  def build_resource(hash = nil)
     super
   end
 

app/helpers/explore_helper.rb

 module ExploreHelper
-  def filter_projects_path(options={})
+  def filter_projects_path(options = {})
     exist_opts = {
       sort: params[:sort],
       scope: params[:scope],

app/helpers/search_helper.rb

@@ -107,7 +107,7 @@ module SearchHelper
     Sanitize.clean(str)
   end
 
-  def search_filter_path(options={})
+  def search_filter_path(options = {})
     exist_opts = {
       search: params[:search],
       project_id: params[:project_id],

app/models/merge_request_diff.rb

@@ -36,7 +36,7 @@ class MergeRequestDiff < ActiveRecord::Base
     real_size.presence || raw_diffs.size
   end
 
-  def raw_diffs(options={})
+  def raw_diffs(options = {})
     if options[:ignore_whitespace_change]
       @raw_diffs_no_whitespace ||= begin
         compare = Gitlab::Git::Compare.new(

app/models/repository.rb

@@ -601,7 +601,7 @@ class Repository
     commit(sha)
   end
 
-  def next_branch(name, opts={})
+  def next_branch(name, opts = {})
     branch_ids = self.branch_names.map do |n|
       next 1 if n == name
       result = n.match(/\A#{name}-([0-9]+)\z/)

lib/gitlab/ldap/access.rb

@@ -25,7 +25,7 @@ module Gitlab
         end
       end
 
-      def initialize(user, adapter=nil)
+      def initialize(user, adapter = nil)
         @adapter = adapter
         @user = user
         @provider = user.ldap_identity.provider

lib/gitlab/ldap/adapter.rb

@@ -13,7 +13,7 @@ module Gitlab
         Gitlab::LDAP::Config.new(provider)
       end
 
-      def initialize(provider, ldap=nil)
+      def initialize(provider, ldap = nil)
         @provider = provider
         @ldap = ldap || Net::LDAP.new(config.adapter_options)
       end

lib/gitlab/popen.rb

@@ -5,7 +5,7 @@ module Gitlab
   module Popen
     extend self
 
-    def popen(cmd, path=nil)
+    def popen(cmd, path = nil)
       unless cmd.is_a?(Array)
         raise "System commands must be given as an array of strings"
       end

lib/gitlab/redis.rb

@@ -37,7 +37,7 @@ module Gitlab
       redis_config_hash
     end
 
-    def initialize(rails_env=nil)
+    def initialize(rails_env = nil)
       rails_env ||= Rails.env
       config_file = File.expand_path('../../../config/resque.yml', __FILE__)
 

spec/requests/git_http_spec.rb

@@ -349,19 +349,19 @@ describe 'Git HTTP requests', lib: true do
     end
   end
 
-  def clone_get(project, options={})
+  def clone_get(project, options = {})
     get "/#{project}/info/refs", { service: 'git-upload-pack' }, auth_env(*options.values_at(:user, :password, :spnego_request_token))
   end
 
-  def clone_post(project, options={})
+  def clone_post(project, options = {})
     post "/#{project}/git-upload-pack", {}, auth_env(*options.values_at(:user, :password, :spnego_request_token))
   end
 
-  def push_get(project, options={})
+  def push_get(project, options = {})
     get "/#{project}/info/refs", { service: 'git-receive-pack' }, auth_env(*options.values_at(:user, :password, :spnego_request_token))
   end
 
-  def push_post(project, options={})
+  def push_post(project, options = {})
     post "/#{project}/git-receive-pack", {}, auth_env(*options.values_at(:user, :password, :spnego_request_token))
   end
 

spec/support/select2_helper.rb

@@ -11,7 +11,7 @@
 #
 
 module Select2Helper
-  def select2(value, options={})
+  def select2(value, options = {})
     raise ArgumentError, 'options must be a Hash' unless options.kind_of?(Hash)
 
     selector = options.fetch(:from)