Enable Style/WordArray

.rubocop.yml

@@ -491,7 +491,7 @@ Style/WhileUntilModifier:
 # Use %w or %W for arrays of words.
 Style/WordArray:
-  Enabled: false
+  Enabled: true
 # Metrics #####################################################################

app/finders/todos_finder.rb

@@ -99,7 +99,7 @@ class TodosFinder
   end
   def type?
-    type.present? && ['Issue', 'MergeRequest'].include?(type)
+    type.present? && %w(Issue MergeRequest).include?(type)
   end
   def type

app/helpers/emails_helper.rb

@@ -24,7 +24,7 @@ module EmailsHelper
   def action_title(url)
     return unless url
-    ["merge_requests", "issues", "commit"].each do |action|
+    %w(merge_requests issues commit).each do |action|
       if url.split("/").include?(action)
         return "View #{action.humanize.singularize}"
       end

app/helpers/tab_helper.rb

@@ -99,7 +99,7 @@ module TabHelper
       return 'active'
     end
-    if ['services', 'hooks', 'deploy_keys', 'protected_branches'].include? controller.controller_name
+    if %w(services hooks deploy_keys protected_branches).include? controller.controller_name
       "active"
     end
   end

app/helpers/todos_helper.rb

@@ -150,6 +150,6 @@ module TodosHelper
   private
   def show_todo_state?(todo)
-    (todo.target.is_a?(MergeRequest) || todo.target.is_a?(Issue)) && ['closed', 'merged'].include?(todo.target.state)
+    (todo.target.is_a?(MergeRequest) || todo.target.is_a?(Issue)) && %w(closed merged).include?(todo.target.state)
   end
 end

app/models/concerns/issuable.rb

@@ -182,7 +182,7 @@ module Issuable
     def grouping_columns(sort)
       grouping_columns = [arel_table[:id]]
-      if ["milestone_due_desc", "milestone_due_asc"].include?(sort)
+      if %w(milestone_due_desc milestone_due_asc).include?(sort)
         milestone_table = Milestone.arel_table
         grouping_columns << milestone_table[:id]
         grouping_columns << milestone_table[:due_date]

app/models/diff_note.rb

@@ -8,7 +8,7 @@ class DiffNote < Note
   validates :position, presence: true
   validates :diff_line, presence: true
   validates :line_code, presence: true, line_code: true
-  validates :noteable_type, inclusion: { in: ['Commit', 'MergeRequest'] }
+  validates :noteable_type, inclusion: { in: %w(Commit MergeRequest) }
   validates :resolved_by, presence: true, if: :resolved?
   validate :positions_complete
   validate :verify_supported

app/models/event.rb

@@ -47,7 +47,7 @@ class Event < ActiveRecord::Base
     def contributions
       where("action = ? OR (target_type IN (?) AND action IN (?)) OR (target_type = ? AND action = ?)",
             Event::PUSHED,
-            ["MergeRequest", "Issue"], [Event::CREATED, Event::CLOSED, Event::MERGED],
+            %w(MergeRequest Issue), [Event::CREATED, Event::CLOSED, Event::MERGED],
             "Note", Event::COMMENTED)
     end

app/models/note.rb

@@ -72,7 +72,7 @@ class Note < ActiveRecord::Base
   scope :inc_author, ->{ includes(:author) }
   scope :inc_relations_for_view, ->{ includes(:project, :author, :updated_by, :resolved_by, :award_emoji) }
-  scope :diff_notes, ->{ where(type: ['LegacyDiffNote', 'DiffNote']) }
+  scope :diff_notes, ->{ where(type: %w(LegacyDiffNote DiffNote)) }
   scope :non_diff_notes, ->{ where(type: ['Note', nil]) }
   scope :with_associations, -> do

app/models/project_services/drone_ci_service.rb

@@ -114,7 +114,7 @@ class DroneCiService < CiService
   end
   def merge_request_valid?(data)
-    ['opened', 'reopened'].include?(data[:object_attributes][:state]) &&
+    %w(opened reopened).include?(data[:object_attributes][:state]) &&
       data[:object_attributes][:merge_status] == 'unchecked'
   end
 end

app/models/project_services/hipchat_service.rb

@@ -36,7 +36,7 @@ class HipchatService < Service
       { type: 'text', name: 'token',     placeholder: 'Room token' },
       { type: 'text', name: 'room',      placeholder: 'Room name or ID' },
       { type: 'checkbox', name: 'notify' },
-      { type: 'select', name: 'color', choices: ['yellow', 'red', 'green', 'purple', 'gray', 'random'] },
+      { type: 'select', name: 'color', choices: %w(yellow red green purple gray random) },
       { type: 'text', name: 'api_version',
         placeholder: 'Leave blank for default (v2)' },
       { type: 'text', name: 'server',

app/models/project_services/pushover_service.rb

@@ -34,19 +34,19 @@ class PushoverService < Service
         [
           ['Device default sound', nil],
           ['Pushover (default)', 'pushover'],
-          ['Bike', 'bike'],
-          ['Bugle', 'bugle'],
+          %w(Bike bike),
+          %w(Bugle bugle),
           ['Cash Register', 'cashregister'],
-          ['Classical', 'classical'],
-          ['Cosmic', 'cosmic'],
-          ['Falling', 'falling'],
-          ['Gamelan', 'gamelan'],
-          ['Incoming', 'incoming'],
-          ['Intermission', 'intermission'],
-          ['Magic', 'magic'],
-          ['Mechanical', 'mechanical'],
+          %w(Classical classical),
+          %w(Cosmic cosmic),
+          %w(Falling falling),
+          %w(Gamelan gamelan),
+          %w(Incoming incoming),
+          %w(Intermission intermission),
+          %w(Magic magic),
+          %w(Mechanical mechanical),
           ['Piano Bar', 'pianobar'],
-          ['Siren', 'siren'],
+          %w(Siren siren),
           ['Space Alarm', 'spacealarm'],
           ['Tug Boat', 'tugboat'],
           ['Alien Alarm (long)', 'alien'],

app/services/projects/download_service.rb

@@ -25,7 +25,7 @@ module Projects
     end
     def http?(url)
-      url =~ /\A#{URI.regexp(['http', 'https'])}\z/
+      url =~ /\A#{URI.regexp(%w(http https))}\z/
     end
     def valid_domain?(url)

config/initializers/health_check.rb

 HealthCheck.setup do |config|
-  config.standard_checks = ['database', 'migrations', 'cache']
-  config.full_checks = ['database', 'migrations', 'cache']
+  config.standard_checks = %w(database migrations cache)
+  config.full_checks = %w(database migrations cache)
 end

config/initializers/metrics.rb

@@ -20,13 +20,13 @@ def instrument_classes(instrumentation)
   # Path to search => prefix to strip from constant
   paths_to_instrument = {
-    ['app', 'finders']                    => ['app', 'finders'],
-    ['app', 'mailers', 'emails']          => ['app', 'mailers'],
-    ['app', 'services', '**']             => ['app', 'services'],
-    ['lib', 'gitlab', 'conflicts']        => ['lib'],
-    ['lib', 'gitlab', 'diff']             => ['lib'],
-    ['lib', 'gitlab', 'email', 'message'] => ['lib'],
-    ['lib', 'gitlab', 'checks']           => ['lib']
+    %w(app finders)                    => %w(app finders),
+    %w(app mailers emails)          => %w(app mailers),
+    ['app', 'services', '**']             => %w(app services),
+    %w(lib gitlab conflicts)        => ['lib'],
+    %w(lib gitlab diff)             => ['lib'],
+    %w(lib gitlab email message) => ['lib'],
+    %w(lib gitlab checks)           => ['lib']
   }
   paths_to_instrument.each do |(path, prefix)|

db/migrate/20161128142110_remove_unnecessary_indexes.rb

@@ -12,7 +12,7 @@ class RemoveUnnecessaryIndexes < ActiveRecord::Migration
     remove_index :award_emoji, column: :user_id if index_exists?(:award_emoji, :user_id)
     remove_index :ci_builds, column: :commit_id if index_exists?(:ci_builds, :commit_id)
     remove_index :deployments, column: :project_id if index_exists?(:deployments, :project_id)
-    remove_index :deployments, column: ["project_id", "environment_id"] if index_exists?(:deployments, ["project_id", "environment_id"])
+    remove_index :deployments, column: %w(project_id environment_id) if index_exists?(:deployments, %w(project_id environment_id))
     remove_index :lists, column: :board_id if index_exists?(:lists, :board_id)
     remove_index :milestones, column: :project_id if index_exists?(:milestones, :project_id)
     remove_index :notes, column: :project_id if index_exists?(:notes, :project_id)
@@ -24,7 +24,7 @@ class RemoveUnnecessaryIndexes < ActiveRecord::Migration
     add_concurrent_index :award_emoji, :user_id
     add_concurrent_index :ci_builds, :commit_id
     add_concurrent_index :deployments, :project_id
-    add_concurrent_index :deployments, ["project_id", "environment_id"]
+    add_concurrent_index :deployments, %w(project_id environment_id)
     add_concurrent_index :lists, :board_id
     add_concurrent_index :milestones, :project_id
     add_concurrent_index :notes, :project_id

features/steps/project/builds/artifacts.rb

@@ -76,7 +76,7 @@ class Spinach::Features::ProjectBuildsArtifacts < Spinach::FeatureSteps
     base64_params = send_data.sub(/\Aartifacts\-entry:/, '')
     params = JSON.parse(Base64.urlsafe_decode64(base64_params))
-    expect(params.keys).to eq(['Archive', 'Entry'])
+    expect(params.keys).to eq(%w(Archive Entry))
     expect(params['Archive']).to end_with('build_artifacts.zip')
     expect(params['Entry']).to eq(Base64.encode64('ci_artifacts.txt'))
   end

lib/api/commit_statuses.rb

@@ -40,7 +40,7 @@ module API
         requires :id,          type: String,  desc: 'The ID of a project'
         requires :sha,         type: String,  desc: 'The commit hash'
         requires :state,       type: String,  desc: 'The state of the status',
-                               values: ['pending', 'running', 'success', 'failed', 'canceled']
+                               values: %w(pending running success failed canceled)
         optional :ref,         type: String,  desc: 'The ref'
         optional :target_url,  type: String,  desc: 'The target URL to associate with this status'
         optional :description, type: String,  desc: 'A short description of the status'

lib/api/commits.rb

@@ -157,7 +157,7 @@ module API
         optional :path, type: String, desc: 'The file path'
         given :path do
           requires :line, type: Integer, desc: 'The line number'
-          requires :line_type, type: String, values: ['new', 'old'], default: 'new', desc: 'The type of the line'
+          requires :line_type, type: String, values: %w(new old), default: 'new', desc: 'The type of the line'
         end
       end
       post ':id/repository/commits/:sha/comments' do

lib/api/pipelines.rb

@@ -14,7 +14,7 @@ module API
       end
       params do
         use :pagination
-        optional :scope,    type: String, values: ['running', 'branches', 'tags'],
+        optional :scope,    type: String, values: %w(running branches tags),
                             desc: 'Either running, branches, or tags'
       end
       get ':id/pipelines' do