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

5 files changed, 5 insertions, 5 deletions

diff --git a/app/controllers/registrations_controller.rb b/app/controllers/registrations_controller.rb
index 75b78a49eab..3327f4f2b87 100644
--- a/app/controllers/registrations_controller.rb
+++ b/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
 
diff --git a/app/helpers/explore_helper.rb b/app/helpers/explore_helper.rb
index 337b0aacbb5..2b1f3825adc 100644
--- a/app/helpers/explore_helper.rb
+++ b/app/helpers/explore_helper.rb
@@ -1,5 +1,5 @@
 module ExploreHelper
-  def filter_projects_path(options={})
+  def filter_projects_path(options = {})
     exist_opts = {
       sort: params[:sort],
       scope: params[:scope],
diff --git a/app/helpers/search_helper.rb b/app/helpers/search_helper.rb
index a2bba139c17..c0195713f4a 100644
--- a/app/helpers/search_helper.rb
+++ b/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],
diff --git a/app/models/merge_request_diff.rb b/app/models/merge_request_diff.rb
index fa0efe2d596..32cc6a3bfea 100644
--- a/app/models/merge_request_diff.rb
+++ b/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(
diff --git a/app/models/repository.rb b/app/models/repository.rb
index c1170c470ea..701f867f67c 100644
--- a/app/models/repository.rb
+++ b/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/)