Enable Rails/Delegate

.rubocop.yml

@@ -763,7 +763,7 @@ Rails/Date:
 
 # Prefer delegate method for delegations.
 Rails/Delegate:
-  Enabled: false
+  Enabled: true
 
 # Prefer `find_by` over `where.first`.
 Rails/FindBy:

app/helpers/application_settings_helper.rb

 module ApplicationSettingsHelper
-  def gravatar_enabled?
-    current_application_settings.gravatar_enabled?
-  end
-
-  def signup_enabled?
-    current_application_settings.signup_enabled?
-  end
-
-  def signin_enabled?
-    current_application_settings.signin_enabled?
-  end
+  delegate  :gravatar_enabled?,
+            :signup_enabled?,
+            :signin_enabled?,
+            :akismet_enabled?,
+            :koding_enabled?,
+            to: :current_application_settings
 
   def user_oauth_applications?
     current_application_settings.user_oauth_applications
   end
 
-  def askimet_enabled?
-    current_application_settings.akismet_enabled?
-  end
-
-  def koding_enabled?
-    current_application_settings.koding_enabled?
-  end
-
   def allowed_protocols_present?
     current_application_settings.enabled_git_access_protocol.present?
   end

app/helpers/visibility_level_helper.rb

@@ -89,13 +89,9 @@ module VisibilityLevelHelper
     current_application_settings.restricted_visibility_levels || []
   end
 
-  def default_project_visibility
-    current_application_settings.default_project_visibility
-  end
-
-  def default_group_visibility
-    current_application_settings.default_group_visibility
-  end
+  delegate  :default_project_visibility,
+            :default_group_visibility,
+            to: :current_application_settings
 
   def skip_level?(form_model, level)
     form_model.is_a?(Project) && !form_model.visibility_level_allowed?(level)

app/models/ci/build.rb

@@ -234,9 +234,7 @@ module Ci
       gl_project_id
     end
 
-    def project_name
-      project.name
-    end
+    delegate :name, to: :project, prefix: true
 
     def repo_url
       auth = "gitlab-ci-token:#{ensure_token!}@"

app/models/ci/pipeline.rb

@@ -150,9 +150,7 @@ module Ci
       builds.latest.with_artifacts_not_expired.includes(project: [:namespace])
     end
 
-    def project_id
-      project.id
-    end
+    delegate :id, to: :project, prefix: true
 
     # For now the only user who participates is the user who triggered
     def participants(_current_user = nil)

app/models/project.rb

@@ -948,9 +948,7 @@ class Project < ActiveRecord::Base
     false
   end
 
-  def empty_repo?
-    repository.empty_repo?
-  end
+  delegate :empty_repo?, to: :repository
 
   def repo
     repository.raw
@@ -1144,9 +1142,7 @@ class Project < ActiveRecord::Base
     forked? && project == forked_from_project
   end
 
-  def forks_count
-    forks.count
-  end
+  delegate :count, to: :forks, prefix: true
 
   def origin_merge_requests
     merge_requests.where(source_project_id: self.id)

app/models/project_wiki.rb

@@ -67,9 +67,7 @@ class ProjectWiki
     !!repository.exists?
   end
 
-  def empty?
-    pages.empty?
-  end
+  delegate :empty?, to: :pages
 
   # Returns an Array of Gitlab WikiPage instances or an
   # empty Array if this Wiki has no pages.
@@ -173,9 +171,7 @@ class ProjectWiki
     }
   end
 
-  def repository_storage_path
-    project.repository_storage_path
-  end
+  delegate :repository_storage_path, to: :project
 
   private
 

app/models/repository.rb

@@ -494,9 +494,7 @@ class Repository
   end
   cache_method :exists?
 
-  def empty?
-    raw_repository.empty?
-  end
+  delegate :empty?, to: :raw_repository
   cache_method :empty?
 
   # The size of this repository in megabytes.
@@ -515,9 +513,7 @@ class Repository
   end
   cache_method :branch_names, fallback: []
 
-  def tag_names
-    raw_repository.tag_names
-  end
+  delegate :tag_names, to: :raw_repository
   cache_method :tag_names, fallback: []
 
   def branch_count

app/policies/base_policy.rb

@@ -6,9 +6,7 @@ class BasePolicy
       @cannot_set = cannot_set
     end
 
-    def size
-      to_set.size
-    end
+    delegate :size, to: :to_set
 
     def self.empty
       new(Set.new, Set.new)

app/services/base_service.rb

@@ -28,9 +28,7 @@ class BaseService
     SystemHooksService.new
   end
 
-  def repository
-    project.repository
-  end
+  delegate :repository, to: :project
 
   # Add an error to the specified model for restricted visibility levels
   def deny_visibility_level(model, denied_visibility_level = nil)

app/services/ci/create_pipeline_builds_service.rb

@@ -10,9 +10,7 @@ module Ci
       end
     end
 
-    def project
-      pipeline.project
-    end
+    delegate :project, to: :pipeline
 
     private
 

app/views/layouts/nav/_admin.html.haml

@@ -40,7 +40,7 @@
         %span
           License
 
-    - if askimet_enabled?
+    - if akismet_enabled?
       = nav_link(controller: :spam_logs) do
         = link_to admin_spam_logs_path, title: "Spam Logs" do
           %span

lib/bitbucket/connection.rb

@@ -24,9 +24,7 @@ module Bitbucket
       response.parsed
     end
 
-    def expired?
-      connection.expired?
-    end
+    delegate :expired?, to: :connection
 
     def refresh!
       response = connection.refresh!

lib/gitlab/access.rb

@@ -21,9 +21,7 @@ module Gitlab
     PROTECTION_DEV_CAN_MERGE = 3
 
     class << self
-      def values
-        options.values
-      end
+      delegate :values, to: :options
 
       def all_values
         options_with_owner.values

lib/gitlab/ci/build/artifacts/metadata/entry.rb

@@ -91,9 +91,7 @@ module Gitlab
           blank_node? || @entries.include?(@path)
         end
 
-        def empty?
-          children.empty?
-        end
+        delegate :empty?, to: :children
 
         def total_size
           descendant_pattern = %r{^#{Regexp.escape(@path)}}

lib/gitlab/current_settings.rb

@@ -25,9 +25,7 @@ module Gitlab
       settings || in_memory_application_settings
     end
 
-    def sidekiq_throttling_enabled?
-      current_application_settings.sidekiq_throttling_enabled?
-    end
+    delegate :sidekiq_throttling_enabled?, to: :current_application_settings
 
     def in_memory_application_settings
       @in_memory_application_settings ||= ::ApplicationSetting.new(::ApplicationSetting.defaults)

lib/gitlab/git/commit.rb

@@ -218,9 +218,7 @@ module Gitlab
         raw_commit.parents.map { |c| Gitlab::Git::Commit.new(c) }
       end
 
-      def tree
-        raw_commit.tree
-      end
+      delegate :tree, to: :raw_commit
 
       def stats
         Gitlab::Git::CommitStats.new(self)

lib/gitlab/git/repository.rb

@@ -162,13 +162,9 @@ module Gitlab
         !empty?
       end
 
-      def empty?
-        rugged.empty?
-      end
-
-      def bare?
-        rugged.bare?
-      end
+      delegate  :empty?,
+                :bare?,
+                to: :rugged
 
       def repo_exists?
         !!rugged
@@ -565,9 +561,7 @@ module Gitlab
       #    will trigger a +:mixed+ reset and the working directory will be
       #    replaced with the content of the index. (Untracked and ignored files
       #    will be left alone)
-      def reset(ref, reset_type)
-        rugged.reset(ref, reset_type)
-      end
+      delegate :reset, to: :rugged
 
       # Mimic the `git clean` command and recursively delete untracked files.
       # Valid keys that can be passed in the +options+ hash are:

lib/gitlab/github_import/issuable_formatter.rb

@@ -7,9 +7,7 @@ module Gitlab
         raise NotImplementedError
       end
 
-      def number
-        raw_data.number
-      end
+      delegate :number, to: :raw_data
 
       def find_condition
         { iid: number }

lib/gitlab/ldap/person.rb

@@ -45,9 +45,7 @@ module Gitlab
         attribute_value(:email)
       end
 
-      def dn
-        entry.dn
-      end
+      delegate :dn, to: :entry
 
       private
 

lib/gitlab/redis.rb

@@ -13,15 +13,11 @@ module Gitlab
 
     class << self
       # Do NOT cache in an instance variable. Result may be mutated by caller.
-      def params
-        new.params
-      end
+      delegate :params, to: :new
 
       # Do NOT cache in an instance variable. Result may be mutated by caller.
       # @deprecated Use .params instead to get sentinel support
-      def url
-        new.url
-      end
+      delegate :url, to: :new
 
       def with
         @pool ||= ConnectionPool.new(size: pool_size) { ::Redis.new(params) }

lib/gitlab/visibility_level.rb

@@ -33,9 +33,7 @@ module Gitlab
     PUBLIC   = 20 unless const_defined?(:PUBLIC)
 
     class << self
-      def values
-        options.values
-      end
+      delegate :values, to: :options
 
       def options
         {

spec/lib/gitlab/utils_spec.rb

 describe Gitlab::Utils, lib: true do
-  def to_boolean(value)
-    described_class.to_boolean(value)
-  end
+  delegate :to_boolean, to: :described_class
 
   describe '.to_boolean' do
     it 'accepts booleans' do

spec/models/user_spec.rb

@@ -713,9 +713,7 @@ describe User, models: true do
   end
 
   describe '.search_with_secondary_emails' do
-    def search_with_secondary_emails(query)
-      described_class.search_with_secondary_emails(query)
-    end
+    delegate :search_with_secondary_emails, to: :described_class
 
     let!(:user) { create(:user) }
     let!(:email) { create(:email) }

spec/services/ci/process_pipeline_service_spec.rb

@@ -377,9 +377,7 @@ describe Ci::ProcessPipelineService, :services do
     builds.pending.update_all(status: 'success')
   end
 
-  def manual_actions
-    pipeline.manual_actions
-  end
+  delegate :manual_actions, to: :pipeline
 
   def create_build(name, stage_idx, when_value = nil)
     create(:ci_build,