Do not load Main App container if its disabled

Author: zlw

lib/dry/rails/finalizer.rb

@@ -3,6 +3,10 @@
 module Dry
   module Rails
     class Finalizer
+      def self.app_namespace_to_name(app_namespace)
+        app_namespace.name.underscore.to_sym
+      end
+
       def initialize(
         railtie:,
         app_namespace:,
@@ -155,7 +159,7 @@ def self.new(
             railtie: railtie,
             app_namespace: app_namespace,
             root_path: root_path,
-            name: name || app_namespace.name.underscore.to_sym,
+            name: name || ::Dry::Rails::Finalizer.app_namespace_to_name(app_namespace),
             container_const_name: container_const_name,
             default_inflector: default_inflector
           )

lib/dry/rails/railtie.rb

@@ -12,11 +12,11 @@ class Railtie < ::Rails::Railtie
       # This is needed because `finalize!` can reload code and this hook is called every-time
       # in development env upon a request (in production it's called just once during booting)
       config.to_prepare do
-        Railtie.finalize!
+        Railtie.finalize! if Dry::Rails.config.main_app_enabled
       end
 
       initializer "dry-rails.main-app-container" do
-        Dry::Rails.config.main_app_name = app_namespace.to_s.downcase
+        Dry::Rails.config.main_app_name = Dry::Rails::Finalizer.app_namespace_to_name(app_namespace)
       end
 
       # Code-reloading-aware finalization process
@@ -25,7 +25,6 @@ class Railtie < ::Rails::Railtie
       # and registers default components like the railtie itself or the inflector
       #
       # @api public
-      #
       delegate :finalize!, to: :finalizer
       alias_method :reload, :finalize!
 
@@ -45,12 +44,6 @@ class Railtie < ::Rails::Railtie
       # @api public
       delegate :container, to: :finalizer
 
-      # @api private
-      delegate :reloading?, to: :finalizer
-
-      # @api private
-      delegate :name, to: :finalizer
-
       # Infer the default application namespace
       #
       # TODO: we had to rename namespace=>app_namespace because
@@ -74,9 +67,6 @@ def app_namespace
       # @api private
       delegate :remove_constant, to: :finalizer
 
-      # @api private
-      delegate :container_const_name, to: :finalizer
-
       private
 
       def finalizer