Add frozen_string_literal comment to relevant source files

This should reduce some memory usage when using Ruby >= 2.3

app/controllers/alchemy/admin/attachments_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class AttachmentsController < ResourcesController

app/controllers/alchemy/admin/base_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class BaseController < Alchemy::BaseController

app/controllers/alchemy/admin/clipboard_controller.rb

@@ -1,5 +1,6 @@
 # frozen_string_literal: true
 
+
 module Alchemy
   module Admin
     class ClipboardController < Alchemy::Admin::BaseController

app/controllers/alchemy/admin/contents_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class ContentsController < Alchemy::Admin::BaseController

app/controllers/alchemy/admin/dashboard_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'net/http'
 require 'alchemy/version'
 

app/controllers/alchemy/admin/elements_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class ElementsController < Alchemy::Admin::BaseController

app/controllers/alchemy/admin/essence_files_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class EssenceFilesController < Alchemy::Admin::BaseController

app/controllers/alchemy/admin/essence_pictures_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class EssencePicturesController < Alchemy::Admin::BaseController

app/controllers/alchemy/admin/languages_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class LanguagesController < ResourcesController

app/controllers/alchemy/admin/layoutpages_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class LayoutpagesController < Alchemy::Admin::BaseController

app/controllers/alchemy/admin/legacy_page_urls_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   class Admin::LegacyPageUrlsController < Alchemy::Admin::ResourcesController
     before_action :load_page

app/controllers/alchemy/admin/pages_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class PagesController < Alchemy::Admin::BaseController

app/controllers/alchemy/admin/pictures_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class PicturesController < Alchemy::Admin::ResourcesController

app/controllers/alchemy/admin/resources_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'csv'
 require 'alchemy/resource'
 require 'alchemy/resources_helper'

app/controllers/alchemy/admin/sites_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class SitesController < ResourcesController

app/controllers/alchemy/admin/tags_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class TagsController < ResourcesController

app/controllers/alchemy/admin/trash_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     class TrashController < Alchemy::Admin::BaseController

app/controllers/alchemy/api/base_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   class Api::BaseController < Alchemy::BaseController
     layout false

app/controllers/alchemy/api/contents_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   class Api::ContentsController < Api::BaseController
     # Returns all contents as json object

app/controllers/alchemy/api/elements_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   class Api::ElementsController < Api::BaseController
     # Returns all elements as json object

app/controllers/alchemy/api/pages_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   class Api::PagesController < Api::BaseController
     before_action :load_page, only: [:show]

app/controllers/alchemy/attachments_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   class AttachmentsController < BaseController
     before_action :load_attachment

app/controllers/alchemy/base_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This is the main Alchemy controller all other controllers inherit from.
 #
 module Alchemy

app/controllers/alchemy/elements_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   class ElementsController < Alchemy::BaseController
     load_and_authorize_resource

app/controllers/alchemy/messages_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   #
   # == Sending Messages:

app/controllers/alchemy/pages_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   class PagesController < Alchemy::BaseController
     include OnPageLayout::CallbacksRunner

app/controllers/concerns/alchemy/admin/uploader_responses.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     module UploaderResponses

app/controllers/concerns/alchemy/legacy_page_redirects.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   # Handles Legacy page redirects
   #

app/controllers/concerns/alchemy/locale_redirects.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   # Handles locale redirects
   #

app/controllers/concerns/alchemy/page_redirects.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   # Handles page redirect urls
   #

app/controllers/concerns/alchemy/site_redirects.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module SiteRedirects
     extend ActiveSupport::Concern

app/helpers/alchemy/admin/attachments_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     module AttachmentsHelper

app/helpers/alchemy/admin/base_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     # This module contains helper methods for rendering dialogs, toolbar buttons and confirmation windows.

app/helpers/alchemy/admin/contents_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     module ContentsHelper

app/helpers/alchemy/admin/elements_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     module ElementsHelper

app/helpers/alchemy/admin/essences_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     module EssencesHelper

app/helpers/alchemy/admin/form_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     module FormHelper

app/helpers/alchemy/admin/navigation_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     # This module contains helper methods for rendering the admin navigation.

app/helpers/alchemy/admin/pages_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     module PagesHelper

app/helpers/alchemy/admin/pictures_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     module PicturesHelper

app/helpers/alchemy/admin/tags_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Admin
     module TagsHelper

app/helpers/alchemy/base_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module BaseHelper
     def _t(key, *args)

app/helpers/alchemy/deprecated_pages_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module DeprecatedPagesHelper
     # All these helper methods are deprecated.

app/helpers/alchemy/elements_block_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   # Provides a collection of block-level helpers, allowing for a much more
   # concise way of writing element view/editor partials.

app/helpers/alchemy/elements_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   # This helpers are useful to render elements from pages.
   #

app/helpers/alchemy/essences_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   # This helper contains methods to render the +essence+ from an +Element+ +Content+.
   #

app/helpers/alchemy/pages_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module PagesHelper
     include Alchemy::BaseHelper

app/helpers/alchemy/url_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Alchemy url helpers
 #
 # This helper is included within alchemy/pages_helper

app/mailers/alchemy/base_mailer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   begin
     base_class = Object.const_get('::ApplicationMailer')

app/mailers/alchemy/messages_mailer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   class MessagesMailer < BaseMailer
     def contact_form_mail(message, mail_to, mail_from, subject)

app/models/alchemy.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   def self.table_name_prefix
     'alchemy_'

app/models/alchemy/attachment.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # == Schema Information
 #
 # Table name: alchemy_attachments

app/models/alchemy/cell.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # == Schema Information
 #
 # Table name: alchemy_cells

app/models/alchemy/content.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # == Schema Information
 #
 # Table name: alchemy_contents

app/models/alchemy/content/factory.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   # Holds everything concerning the building and creating of contents and the related essence object.
   #

app/models/alchemy/element.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # == Schema Information
 #
 # Table name: alchemy_elements

app/models/alchemy/element/definitions.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   # Module concerning element definitions
   #

app/models/alchemy/element/element_contents.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Methods concerning contents for elements
 #
 module Alchemy

app/models/alchemy/element/element_essences.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   module Element::ElementEssences
     # Returns the contents essence value (aka. ingredient) for passed content name.

app/models/alchemy/element/presenters.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   # Methods used for presenting an Alchemy Element.
   #

app/models/alchemy/element_to_page.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Alchemy
   class ElementToPage
     def self.table_name

app/models/alchemy/essence_boolean.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # == Schema Information
 #
 # Table name: alchemy_essence_booleans

app/models/alchemy/essence_date.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # == Schema Information
 #
 # Table name: alchemy_essence_dates

app/models/alchemy/essence_file.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # == Schema Information
 #
 # Table name: alchemy_essence_files

app/models/alchemy/essence_html.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # == Schema Information
 #
 # Table name: alchemy_essence_htmls

app/models/alchemy/essence_link.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # == Schema Information
 #
 # Table name: alchemy_essence_links