Enable frozen string for app/workers/**/*.rb

Partially addresses #47424.

15 files changed, 30 insertions, 0 deletions

diff --git a/app/workers/concerns/application_worker.rb b/app/workers/concerns/application_worker.rb
index 37586e161c9..bb06e31641d 100644
--- a/app/workers/concerns/application_worker.rb
+++ b/app/workers/concerns/application_worker.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Sidekiq::Worker.extend ActiveSupport::Concern
 
 module ApplicationWorker
diff --git a/app/workers/concerns/cluster_applications.rb b/app/workers/concerns/cluster_applications.rb
index 24ecaa0b52f..9758a1ceb0e 100644
--- a/app/workers/concerns/cluster_applications.rb
+++ b/app/workers/concerns/cluster_applications.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ClusterApplications
   extend ActiveSupport::Concern
 
diff --git a/app/workers/concerns/cluster_queue.rb b/app/workers/concerns/cluster_queue.rb
index 24b9f145220..e44b40c36c9 100644
--- a/app/workers/concerns/cluster_queue.rb
+++ b/app/workers/concerns/cluster_queue.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 ##
 # Concern for setting Sidekiq settings for the various Gcp clusters workers.
 #
diff --git a/app/workers/concerns/cronjob_queue.rb b/app/workers/concerns/cronjob_queue.rb
index b6581779f6a..0683b229381 100644
--- a/app/workers/concerns/cronjob_queue.rb
+++ b/app/workers/concerns/cronjob_queue.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Concern that sets various Sidekiq settings for workers executed using a
 # cronjob.
 module CronjobQueue
diff --git a/app/workers/concerns/exception_backtrace.rb b/app/workers/concerns/exception_backtrace.rb
index ea0f1f8d19b..37c9eaba0d7 100644
--- a/app/workers/concerns/exception_backtrace.rb
+++ b/app/workers/concerns/exception_backtrace.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Concern for enabling a few lines of exception backtraces in Sidekiq
 module ExceptionBacktrace
   extend ActiveSupport::Concern
diff --git a/app/workers/concerns/gitlab/github_import/queue.rb b/app/workers/concerns/gitlab/github_import/queue.rb
index 22c2ce458e8..59b621f16ab 100644
--- a/app/workers/concerns/gitlab/github_import/queue.rb
+++ b/app/workers/concerns/gitlab/github_import/queue.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Gitlab
   module GithubImport
     module Queue
diff --git a/app/workers/concerns/mail_scheduler_queue.rb b/app/workers/concerns/mail_scheduler_queue.rb
index f3e9680d756..c051151e973 100644
--- a/app/workers/concerns/mail_scheduler_queue.rb
+++ b/app/workers/concerns/mail_scheduler_queue.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module MailSchedulerQueue
   extend ActiveSupport::Concern
 
diff --git a/app/workers/concerns/new_issuable.rb b/app/workers/concerns/new_issuable.rb
index 526ed0bad07..7735dec5e6b 100644
--- a/app/workers/concerns/new_issuable.rb
+++ b/app/workers/concerns/new_issuable.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module NewIssuable
   attr_reader :issuable, :user
 
diff --git a/app/workers/concerns/object_storage_queue.rb b/app/workers/concerns/object_storage_queue.rb
index a80f473a6d4..8650eed213a 100644
--- a/app/workers/concerns/object_storage_queue.rb
+++ b/app/workers/concerns/object_storage_queue.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Concern for setting Sidekiq settings for the various GitLab ObjectStorage workers.
 module ObjectStorageQueue
   extend ActiveSupport::Concern
diff --git a/app/workers/concerns/pipeline_background_queue.rb b/app/workers/concerns/pipeline_background_queue.rb
index 8bf43de6b26..bbb8ad0c982 100644
--- a/app/workers/concerns/pipeline_background_queue.rb
+++ b/app/workers/concerns/pipeline_background_queue.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 ##
 # Concern for setting Sidekiq settings for the low priority CI pipeline workers.
 #
diff --git a/app/workers/concerns/pipeline_queue.rb b/app/workers/concerns/pipeline_queue.rb
index e77093a6902..3aaed4669e5 100644
--- a/app/workers/concerns/pipeline_queue.rb
+++ b/app/workers/concerns/pipeline_queue.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 ##
 # Concern for setting Sidekiq settings for the various CI pipeline workers.
 #
diff --git a/app/workers/concerns/project_import_options.rb b/app/workers/concerns/project_import_options.rb
index ef23990ad97..22bdf441d6b 100644
--- a/app/workers/concerns/project_import_options.rb
+++ b/app/workers/concerns/project_import_options.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ProjectImportOptions
   extend ActiveSupport::Concern
 
diff --git a/app/workers/concerns/project_start_import.rb b/app/workers/concerns/project_start_import.rb
index 4e55a1ee3d6..46a133db2a1 100644
--- a/app/workers/concerns/project_start_import.rb
+++ b/app/workers/concerns/project_start_import.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Used in EE by mirroring
 module ProjectStartImport
   def start(project)
diff --git a/app/workers/concerns/repository_check_queue.rb b/app/workers/concerns/repository_check_queue.rb
index 43fb66c31b0..216d67e5dbc 100644
--- a/app/workers/concerns/repository_check_queue.rb
+++ b/app/workers/concerns/repository_check_queue.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Concern for setting Sidekiq settings for the various repository check workers.
 module RepositoryCheckQueue
   extend ActiveSupport::Concern
diff --git a/app/workers/concerns/waitable_worker.rb b/app/workers/concerns/waitable_worker.rb
index 48ebe862248..d85bc7d1660 100644
--- a/app/workers/concerns/waitable_worker.rb
+++ b/app/workers/concerns/waitable_worker.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module WaitableWorker
   extend ActiveSupport::Concern