Maintenance: Move pre init code to files which get dynamically loaded.

config/application.rb

@@ -12,21 +12,11 @@
 # you've limited to :test, :development, or :production.
 Bundler.require(*Rails.groups)
 
-# EmailAddress gem clashes with EmailAddress model.
-# https://github.com/afair/email_address#namespace-conflict-resolution
-EmailAddressValidator = EmailAddress
-Object.send(:remove_const, :EmailAddress)
-
-# Only load gems for asset compilation if they are needed to avoid
-#   having unneeded runtime dependencies like NodeJS.
-if ArgvHelper.argv.any? { |e| e.start_with? 'assets:' } || Rails.groups.exclude?('production')
-  Bundler.load.current_dependencies.select do |dep|
-    require dep.name if dep.groups.include?(:assets)
-  end
+# Initializers for before the app gets set up.
+Pathname(__dir__).glob('pre_initializers/*.rb').each do |file|
+  require file
 end
 
-Zammad::SafeMode.hint
-
 module Zammad
   class Application < Rails::Application
     # Initialize configuration defaults for originally generated Rails version.

config/initializers/core_ext.rb

@@ -1,8 +1,8 @@
 # Copyright (C) 2012-2024 Zammad Foundation, https://zammad-foundation.org/
 
 # load all core_ext extensions
-Rails.root.glob('lib/core_ext/**/*.rb').each do |file|
-  if File.file?(file)
+Rails.root
+  .glob('lib/core_ext/**/*.rb')
+  .each do |file|
     require file
   end
-end

config/pre_initializers/email_address.rb

@@ -0,0 +1,6 @@
+# Copyright (C) 2012-2024 Zammad Foundation, https://zammad-foundation.org/
+
+# EmailAddress gem clashes with EmailAddress model.
+# https://github.com/afair/email_address#namespace-conflict-resolution
+EmailAddressValidator = EmailAddress
+Object.send(:remove_const, :EmailAddress)

config/pre_initializers/load_asset_gems.rb

@@ -0,0 +1,12 @@
+# Copyright (C) 2012-2024 Zammad Foundation, https://zammad-foundation.org/
+
+# Only load gems for asset compilation if they are needed to avoid
+#   having unneeded runtime dependencies like NodeJS.
+if ArgvHelper.argv.any? { |e| e.start_with? 'assets:' } || Rails.groups.exclude?('production')
+  Bundler
+    .load
+    .current_dependencies
+    .each do |dep|
+      require dep.name if dep.groups.include?(:assets)
+    end
+end

config/pre_initializers/safe_mode.rb

@@ -0,0 +1,3 @@
+# Copyright (C) 2012-2024 Zammad Foundation, https://zammad-foundation.org/
+
+Zammad::SafeMode.hint