Autofix Rubocop Style/StringLiterals (#23695)

db/migrate/20160305115639_add_devise_to_users.rb

@@ -2,7 +2,7 @@ class AddDeviseToUsers < ActiveRecord::Migration[4.2]
   def self.up
     change_table(:users) do |t|
       ## Database authenticatable
-      t.string :encrypted_password, null: false, default: ""
+      t.string :encrypted_password, null: false, default: ''
 
       ## Recoverable
       t.string   :reset_password_token

db/migrate/20161122163057_remove_unneeded_indexes.rb

@@ -1,7 +1,7 @@
 class RemoveUnneededIndexes < ActiveRecord::Migration[5.0]
   def change
-    remove_index :notifications, name: "index_notifications_on_account_id"
-    remove_index :settings, name: "index_settings_on_target_type_and_target_id"
-    remove_index :statuses_tags, name: "index_statuses_tags_on_tag_id"
+    remove_index :notifications, name: 'index_notifications_on_account_id'
+    remove_index :settings, name: 'index_settings_on_target_type_and_target_id'
+    remove_index :statuses_tags, name: 'index_statuses_tags_on_tag_id'
   end
 end

db/migrate/20170125145934_add_spoiler_text_to_statuses.rb

@@ -1,5 +1,5 @@
 class AddSpoilerTextToStatuses < ActiveRecord::Migration[5.0]
   def change
-    add_column :statuses, :spoiler_text, :text, default: "", null: false
+    add_column :statuses, :spoiler_text, :text, default: '', null: false
   end
 end

db/migrate/20171212195226_remove_duplicate_indexes_in_lists.rb

@@ -1,6 +1,6 @@
 class RemoveDuplicateIndexesInLists < ActiveRecord::Migration[5.1]
   def change
-    remove_index :list_accounts, name: "index_list_accounts_on_account_id"
-    remove_index :list_accounts, name: "index_list_accounts_on_list_id"
+    remove_index :list_accounts, name: 'index_list_accounts_on_account_id'
+    remove_index :list_accounts, name: 'index_list_accounts_on_list_id'
   end
 end

db/migrate/20180514140000_revert_index_change_on_statuses_for_api_v1_accounts_account_id_statuses.rb

@@ -5,11 +5,11 @@ class RevertIndexChangeOnStatusesForApiV1AccountsAccountIdStatuses < ActiveRecor
 
   def change
     safety_assured do
-      add_index :statuses, [:account_id, :id, :visibility, :updated_at], order: { id: :desc }, algorithm: :concurrently, name: :index_statuses_20180106 unless index_name_exists?(:statuses, "index_statuses_20180106")
+      add_index :statuses, [:account_id, :id, :visibility, :updated_at], order: { id: :desc }, algorithm: :concurrently, name: :index_statuses_20180106 unless index_name_exists?(:statuses, 'index_statuses_20180106')
     end
 
     # These index may not exists (see migration 20180514130000)
     remove_index :statuses, column: [:account_id, :id, :visibility], where: 'visibility IN (0, 1, 2)', algorithm: :concurrently if index_exists?(:statuses, [:account_id, :id, :visibility], where: 'visibility IN (0, 1, 2)')
-    remove_index :statuses, column: [:account_id, :id], where: 'visibility = 3', algorithm: :concurrently if index_exists?(:statuses, ["account_id", "id"], where: "(visibility = 3)")
+    remove_index :statuses, column: [:account_id, :id], where: 'visibility = 3', algorithm: :concurrently if index_exists?(:statuses, ['account_id', 'id'], where: '(visibility = 3)')
   end
 end

db/migrate/20180617162849_remove_unused_indexes.rb

@@ -1,7 +1,7 @@
 class RemoveUnusedIndexes < ActiveRecord::Migration[5.2]
   def change
-    remove_index :statuses, name: "index_statuses_on_conversation_id"
-    remove_index :users, name: "index_users_on_filtered_languages"
-    remove_index :backups, name: "index_backups_on_user_id"
+    remove_index :statuses, name: 'index_statuses_on_conversation_id'
+    remove_index :users, name: 'index_users_on_filtered_languages'
+    remove_index :backups, name: 'index_backups_on_user_id'
   end
 end

db/migrate/20200521180606_encrypted_message_ids_to_timestamp_ids.rb

@@ -6,7 +6,7 @@ class EncryptedMessageIdsToTimestampIds < ActiveRecord::Migration[5.2]
   end
 
   def down
-    execute("LOCK encrypted_messages")
+    execute('LOCK encrypted_messages')
     execute("SELECT setval('encrypted_messages_id_seq', (SELECT MAX(id) FROM encrypted_messages))")
     execute("ALTER TABLE encrypted_messages ALTER COLUMN id SET DEFAULT nextval('encrypted_messages_id_seq')")
   end

db/migrate/20200622213645_media_attachment_ids_to_timestamp_ids.rb

@@ -10,7 +10,7 @@ class MediaAttachmentIdsToTimestampIds < ActiveRecord::Migration[5.1]
   end
 
   def down
-    execute("LOCK media_attachments")
+    execute('LOCK media_attachments')
     execute("SELECT setval('media_attachments_id_seq', (SELECT MAX(id) FROM media_attachments))")
     execute("ALTER TABLE media_attachments ALTER COLUMN id SET DEFAULT nextval('media_attachments_id_seq')")
   end

db/migrate/20210306164523_account_ids_to_timestamp_ids.rb

@@ -10,7 +10,7 @@ class AccountIdsToTimestampIds < ActiveRecord::Migration[5.1]
   end
 
   def down
-    execute("LOCK accounts")
+    execute('LOCK accounts')
     execute("SELECT setval('accounts_id_seq', (SELECT MAX(id) FROM accounts))")
     execute("ALTER TABLE accounts ALTER COLUMN id SET DEFAULT nextval('accounts_id_seq')")
   end