Add frozen_string_literal: true to match Rails codebase

app/controllers/action_mailbox/base_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # The base class for all Active Mailbox ingress controllers.
 class ActionMailbox::BaseController < ActionController::Base
   skip_forgery_protection

app/controllers/action_mailbox/ingresses/amazon/inbound_emails_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Ingests inbound emails from Amazon's Simple Email Service (SES).
 #
 # Requires the full RFC 822 message in the +content+ parameter. Authenticates requests by validating their signatures.

app/controllers/action_mailbox/ingresses/mailgun/inbound_emails_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Ingests inbound emails from Mailgun. Requires the following parameters:
 #
 # - +body-mime+: The full RFC 822 message

app/controllers/action_mailbox/ingresses/mandrill/inbound_emails_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Ingests inbound emails from Mandrill.
 #
 # Requires a +mandrill_events+ parameter containing a JSON array of Mandrill inbound email event objects.

app/controllers/action_mailbox/ingresses/postfix/inbound_emails_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Ingests inbound emails relayed from Postfix.
 #
 # Authenticates requests using HTTP basic access authentication. The username is always +actionmailbox+, and the

app/controllers/action_mailbox/ingresses/sendgrid/inbound_emails_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Ingests inbound emails from SendGrid. Requires an +email+ parameter containing a full RFC 822 message.
 #
 # Authenticates requests using HTTP basic access authentication. The username is always +actionmailbox+, and the

app/controllers/rails/conductor/action_mailbox/inbound_emails_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rails::Conductor::ActionMailbox::InboundEmailsController < Rails::Conductor::BaseController
   def index
     @inbound_emails = ActionMailbox::InboundEmail.order(created_at: :desc)

app/controllers/rails/conductor/action_mailbox/reroutes_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Rerouting will run routing and processing on an email that has already been, or attempted to be, processed.
 class Rails::Conductor::ActionMailbox::ReroutesController < Rails::Conductor::BaseController
   def create

app/controllers/rails/conductor/base_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # TODO: Move this to Rails::Conductor gem
 class Rails::Conductor::BaseController < ActionController::Base
   layout "rails/conductor"

app/jobs/action_mailbox/incineration_job.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # You can configure when this `IncinerationJob` will be run as a time-after-processing using the
 # `config.action_mailbox.incinerate_after` or `ActionMailbox.incinerate_after` setting.
 #

app/jobs/action_mailbox/routing_job.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Routing a new InboundEmail is an asynchronous operation, which allows the ingress controllers to quickly
 # accept new incoming emails without being burdened to hang while they're actually being processed.
 class ActionMailbox::RoutingJob < ActiveJob::Base

app/models/action_mailbox/inbound_email.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "mail"
 
 # The `InboundEmail` is an Active Record that keeps a reference to the raw email stored in Active Storage

app/models/action_mailbox/inbound_email/incineratable.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Ensure that the `InboundEmail` is automatically scheduled for later incineration if the status has been
 # changed to `processed`. The later incineration will be invoked at the time specified by the 
 # `ActionMailbox.incinerate_after` time using the `IncinerationJob`.

app/models/action_mailbox/inbound_email/incineratable/incineration.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Command class for carrying out the actual incineration of the `InboundMail` that's been scheduled 
 # for removal. Before the incineration – which really is just a call to `#destroy!` – is run, we verify
 # that it's both eligible (by virtue of having already been processed) and time to do so (that is, 

app/models/action_mailbox/inbound_email/message_id.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # The `Message-ID` as specified by rfc822 is supposed to be a unique identifier for that individual email. 
 # That makes it an ideal tracking token for debugging and forensics, just like `X-Request-Id` does for 
 # web request.

app/models/action_mailbox/inbound_email/routable.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # A newly received `InboundEmail` will not be routed synchronously as part of ingress controller's receival.
 # Instead, the routing will be done asynchronously, using a `RoutingJob`, to ensure maximum parallel capacity.
 #

lib/action_mailbox.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "action_mailbox/engine"
 require "action_mailbox/mail_ext"
 

lib/action_mailbox/base.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_support/rescuable"
 
 require "action_mailbox/callbacks"

lib/action_mailbox/callbacks.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_support/callbacks"
 
 module ActionMailbox

lib/action_mailbox/engine.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "rails/engine"
 
 module ActionMailbox

lib/action_mailbox/mail_ext.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "mail"
 
 # The hope is to upstream most of these basic additions to the Mail gem's Mail object. But until then, here they lay!

lib/action_mailbox/mail_ext/address_equality.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Mail::Address
   def ==(other_address)
     other_address.is_a?(Mail::Address) && to_s == other_address.to_s

lib/action_mailbox/mail_ext/address_wrapping.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Mail::Address
   def self.wrap(address)
     address.is_a?(Mail::Address) ? address : Mail::Address.new(address)

lib/action_mailbox/mail_ext/addresses.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Mail::Message
   def from_address
     header[:from]&.address_list&.addresses&.first

lib/action_mailbox/mail_ext/from_source.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Mail
   def self.from_source(source)
     Mail.new Mail::Utilities.binary_unsafe_to_crlf(source.to_s)

lib/action_mailbox/mail_ext/recipients.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Mail::Message
   def recipients
     Array(to) + Array(cc) + Array(bcc) + Array(header[:x_original_to]).map(&:to_s)

lib/action_mailbox/router.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Encapsulates the routes that live on the ApplicationMailbox and performs the actual routing when
 # an inbound_email is received.
 class ActionMailbox::Router

lib/action_mailbox/router/route.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Encapsulates a route, which can then be matched against an inbound_email and provide a lookup of the matching
 # mailbox class. See examples for the different route addresses and how to use them in the `ActionMailbox::Base`
 # documentation.

lib/action_mailbox/routing.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActionMailbox
   # See `ActionMailbox::Base` for how to specify routing.
   module Routing

lib/action_mailbox/test_case.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "action_mailbox/test_helper"
 require "active_support/test_case"
 

lib/action_mailbox/test_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "mail"
 
 module ActionMailbox

lib/action_mailbox/version.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActionMailbox
   VERSION = '0.1.0'
 end

lib/templates/mailboxes/application_mailbox.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationMailbox < ActionMailbox::Base
   # route /something/i => :somewhere
 end

test/controllers/ingresses/amazon/inbound_emails_controller_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 ActionMailbox::Ingresses::Amazon::InboundEmailsController.verifier =

test/controllers/ingresses/mailgun/inbound_emails_controller_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 ENV["MAILGUN_INGRESS_API_KEY"] = "tbsy84uSV1Kt3ZJZELY2TmShPRs91E3yL4tzf96297vBCkDWgL"

test/controllers/ingresses/mandrill/inbound_emails_controller_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 ENV["MANDRILL_INGRESS_API_KEY"] = "1l9Qf7lutEf7h73VXfBwhw"

test/controllers/ingresses/postfix/inbound_emails_controller_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ActionMailbox::Ingresses::Postfix::InboundEmailsControllerTest < ActionDispatch::IntegrationTest

test/controllers/ingresses/sendgrid/inbound_emails_controller_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ActionMailbox::Ingresses::Sendgrid::InboundEmailsControllerTest < ActionDispatch::IntegrationTest

test/test_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 ENV["RAILS_ENV"] = "test"
 ENV["RAILS_INBOUND_EMAIL_PASSWORD"] = "tbsy84uSV1Kt3ZJZELY2TmShPRs91E3yL4tzf96297vBCkDWgL"
 

test/unit/inbound_email/incineration_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../../test_helper'
 
 class ActionMailbox::InboundEmail::IncinerationTest < ActiveSupport::TestCase

test/unit/inbound_email/message_id_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../../test_helper'
 
 class ActionMailbox::InboundEmail::MessageIdTest < ActiveSupport::TestCase

test/unit/inbound_email_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../test_helper'
 
 module ActionMailbox

test/unit/mail_ext/address_equality_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../../test_helper'
 
 module MailExt

test/unit/mail_ext/address_wrapping_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../../test_helper'
 
 module MailExt

test/unit/mail_ext/recipients_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../../test_helper'
 
 module MailExt

test/unit/mailbox/bouncing_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../../test_helper'
 
 class BouncingWithReplyMailbox < ActionMailbox::Base

test/unit/mailbox/callbacks_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../../test_helper'
 
 class CallbackMailbox < ActionMailbox::Base

test/unit/mailbox/routing_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../../test_helper'
 
 class ApplicationMailbox < ActionMailbox::Base

test/unit/mailbox/state_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../../test_helper'
 
 class SuccessfulMailbox < ActionMailbox::Base

test/unit/postfix_relayer_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../test_helper'
 
 require 'action_mailbox/postfix_relayer'

test/unit/router_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative '../test_helper'
 
 class RootMailbox < ActionMailbox::Base