Enable the Style/TrailingCommaInLiteral cop

Use the EnforcedStyleForMultiline: no_comma option.

Signed-off-by: Rémy Coutable <remy@rymai.me>

.rubocop.yml

@@ -494,7 +494,8 @@ Style/TrailingBlankLines:
 # This cop checks for trailing comma in array and hash literals.
 Style/TrailingCommaInLiteral:
-  Enabled: false
+  Enabled: true
+  EnforcedStyleForMultiline: no_comma
 # Checks for %W when interpolation is not needed.
 Style/UnneededCapitalW:

app/controllers/autocomplete_controller.rb

@@ -41,7 +41,7 @@ class AutocompleteController < ApplicationController
     no_project = {
       id: 0,
-      name_with_namespace: 'No project',
+      name_with_namespace: 'No project'
     }
     projects.unshift(no_project) unless params[:offset_id].present?

app/controllers/concerns/lfs_request.rb

@@ -23,7 +23,7 @@ module LfsRequest
     render(
       json: {
         message: 'Git LFS is not enabled on this GitLab server, contact your admin.',
-        documentation_url: help_url,
+        documentation_url: help_url
       },
       status: 501
     )
@@ -48,7 +48,7 @@ module LfsRequest
     render(
       json: {
         message: 'Access forbidden. Check your access level.',
-        documentation_url: help_url,
+        documentation_url: help_url
       },
       content_type: "application/vnd.git-lfs+json",
       status: 403
@@ -59,7 +59,7 @@ module LfsRequest
     render(
       json: {
         message: 'Not found.',
-        documentation_url: help_url,
+        documentation_url: help_url
       },
       content_type: "application/vnd.git-lfs+json",
       status: 404

app/controllers/health_controller.rb

@@ -5,7 +5,7 @@ class HealthController < ActionController::Base
   CHECKS = [
     Gitlab::HealthChecks::DbCheck,
     Gitlab::HealthChecks::RedisCheck,
-    Gitlab::HealthChecks::FsShardsCheck,
+    Gitlab::HealthChecks::FsShardsCheck
   ].freeze
   def readiness

app/controllers/jwt_controller.rb

@@ -4,7 +4,7 @@ class JwtController < ApplicationController
   before_action :authenticate_project_or_user
   SERVICES = {
-    Auth::ContainerRegistryAuthenticationService::AUDIENCE => Auth::ContainerRegistryAuthenticationService,
+    Auth::ContainerRegistryAuthenticationService::AUDIENCE => Auth::ContainerRegistryAuthenticationService
   }.freeze
   def auth

app/controllers/projects/issues_controller.rb

@@ -209,7 +209,7 @@ class Projects::IssuesController < Projects::ApplicationController
       description_text: @issue.description,
       task_status: @issue.task_status,
       issue_number: @issue.iid,
-      updated_at: @issue.updated_at,
+      updated_at: @issue.updated_at
     }
   end

app/controllers/projects/lfs_api_controller.rb

@@ -22,7 +22,7 @@ class Projects::LfsApiController < Projects::GitHttpClientController
     render(
       json: {
         message: 'Server supports batch API only, please update your Git LFS client to version 1.0.1 and up.',
-        documentation_url: "#{Gitlab.config.gitlab.url}/help",
+        documentation_url: "#{Gitlab.config.gitlab.url}/help"
       },
       status: 501
     )
@@ -55,7 +55,7 @@ class Projects::LfsApiController < Projects::GitHttpClientController
       else
         object[:error] = {
           code: 404,
-          message: "Object does not exist on the server or you don't have permissions to access it",
+          message: "Object does not exist on the server or you don't have permissions to access it"
         }
       end
     end

app/controllers/projects/pipelines_controller.rb

@@ -44,7 +44,7 @@ class Projects::PipelinesController < Projects::ApplicationController
             all: @pipelines_count,
             running: @running_count,
             pending: @pending_count,
-            finished: @finished_count,
+            finished: @finished_count
           }
         }
       end

app/controllers/projects/tree_controller.rb

@@ -48,7 +48,7 @@ class Projects::TreeController < Projects::ApplicationController
     @dir_name = File.join(@path, params[:dir_name])
     @commit_params = {
       file_path: @dir_name,
-      commit_message: params[:commit_message],
+      commit_message: params[:commit_message]
     }
   end
 end

app/controllers/projects_controller.rb

@@ -220,7 +220,7 @@ class ProjectsController < Projects::ApplicationController
     branches = BranchesFinder.new(@repository, params).execute.map(&:name)
     options = {
-      'Branches' => branches.take(100),
+      'Branches' => branches.take(100)
     }
     unless @repository.tag_count.zero?

app/helpers/diff_helper.rb

@@ -98,7 +98,7 @@ module DiffHelper
     [
       content_tag(:span, link_to(truncate(blob.name, length: 40), tree)),
       '@',
-      content_tag(:span, commit_id, class: 'monospace'),
+      content_tag(:span, commit_id, class: 'monospace')
     ].join(' ').html_safe
   end

app/helpers/emails_helper.rb

@@ -12,7 +12,7 @@ module EmailsHelper
         "action" => {
           "@type" => "ViewAction",
           "name" => name,
-          "url" => url,
+          "url" => url
           }
         }

app/helpers/events_helper.rb

@@ -41,7 +41,7 @@ module EventsHelper
     link_opts = {
       class: "event-filter-link",
       id:    "#{key}_event_filter",
-      title: "Filter by #{tooltip.downcase}",
+      title: "Filter by #{tooltip.downcase}"
     }
     content_tag :li, class: active do

app/helpers/explore_helper.rb

@@ -10,7 +10,7 @@ module ExploreHelper
       personal: params[:personal],
       archived: params[:archived],
       shared: params[:shared],
-      namespace_id: params[:namespace_id],
+      namespace_id: params[:namespace_id]
     }
     options = exist_opts.merge(options).delete_if { |key, value| value.blank? }

app/helpers/markup_helper.rb

@@ -32,7 +32,7 @@ module MarkupHelper
     context = {
       project: @project,
       current_user: (current_user if defined?(current_user)),
-      pipeline: :single_line,
+      pipeline: :single_line
     }
     gfm_body = Banzai.render(body, context)

app/helpers/merge_requests_helper.rb

@@ -54,7 +54,7 @@ module MergeRequestsHelper
         source_project_id: merge_request.source_project_id,
         target_project_id: merge_request.target_project_id,
         source_branch: merge_request.source_branch,
-        target_branch: merge_request.target_branch,
+        target_branch: merge_request.target_branch
       },
       change_branches: true
     )

app/helpers/notes_helper.rb

@@ -19,7 +19,7 @@ module NotesHelper
       id: noteable.id,
       class: noteable.class.name,
       resources: noteable.class.table_name,
-      project_id: noteable.project.id,
+      project_id: noteable.project.id
     }.to_json
   end
@@ -34,7 +34,7 @@ module NotesHelper
     data = {
       line_code: line_code,
-      line_type: line_type,
+      line_type: line_type
     }
     if @use_legacy_diff_notes

app/helpers/search_helper.rb

@@ -42,7 +42,7 @@ module SearchHelper
       { category: "Settings", label: "User settings",    url: profile_path },
       { category: "Settings", label: "SSH Keys",         url: profile_keys_path },
       { category: "Settings", label: "Dashboard",        url: root_path },
-      { category: "Settings", label: "Admin Section",    url: admin_root_path },
+      { category: "Settings", label: "Admin Section",    url: admin_root_path }
     ]
   end
@@ -57,7 +57,7 @@ module SearchHelper
       { category: "Help", label: "SSH Keys Help",      url: help_page_path("ssh/README") },
       { category: "Help", label: "System Hooks Help",  url: help_page_path("system_hooks/system_hooks") },
       { category: "Help", label: "Webhooks Help",      url: help_page_path("user/project/integrations/webhooks") },
-      { category: "Help", label: "Workflow Help",      url: help_page_path("workflow/README") },
+      { category: "Help", label: "Workflow Help",      url: help_page_path("workflow/README") }
     ]
   end
@@ -76,7 +76,7 @@ module SearchHelper
         { category: "Current Project", label: "Milestones",     url: namespace_project_milestones_path(@project.namespace, @project) },
         { category: "Current Project", label: "Snippets",       url: namespace_project_snippets_path(@project.namespace, @project) },
         { category: "Current Project", label: "Members",        url: namespace_project_settings_members_path(@project.namespace, @project) },
-        { category: "Current Project", label: "Wiki",           url: namespace_project_wikis_path(@project.namespace, @project) },
+        { category: "Current Project", label: "Wiki",           url: namespace_project_wikis_path(@project.namespace, @project) }
       ]
     else
       []

app/helpers/selects_helper.rb

@@ -67,7 +67,7 @@ module SelectsHelper
       current_user: opts[:current_user] || false,
       "push-code-to-protected-branches" => opts[:push_code_to_protected_branches],
       author_id: opts[:author_id] || '',
-      skip_users: opts[:skip_users] ? opts[:skip_users].map(&:id) : nil,
+      skip_users: opts[:skip_users] ? opts[:skip_users].map(&:id) : nil
     }
   end
 end

app/helpers/sorting_helper.rb

@@ -58,7 +58,7 @@ module SortingHelper
       sort_value_due_date_soon => sort_title_due_date_soon,
       sort_value_due_date_later => sort_title_due_date_later,
       sort_value_start_date_soon => sort_title_start_date_soon,
-      sort_value_start_date_later => sort_title_start_date_later,
+      sort_value_start_date_later => sort_title_start_date_later
     }
   end