Method: Rails::Engine.isolate_namespace

Defined in:
railties/lib/rails/engine.rb

.isolate_namespace(mod) ⇒ Object 



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# File 'railties/lib/rails/engine.rb', line 385

def isolate_namespace(mod)
  engine_name(generate_railtie_name(mod.name))

  config.default_scope = { module: ActiveSupport::Inflector.underscore(mod.name) }

  self.isolated = true

  unless mod.respond_to?(:railtie_namespace)
    name, railtie = engine_name, self

    mod.singleton_class.instance_eval do
      define_method(:railtie_namespace) { railtie }

      unless mod.respond_to?(:table_name_prefix)
        define_method(:table_name_prefix) { "#{name}_" }

        ActiveSupport.on_load(:active_record) do
          mod.singleton_class.redefine_method(:table_name_prefix) do
            "#{ActiveRecord::Base.table_name_prefix}#{name}_"
          end
        end
      end

      unless mod.respond_to?(:use_relative_model_naming?)
        class_eval "def use_relative_model_naming?; true; end", __FILE__, __LINE__
      end

      unless mod.respond_to?(:railtie_helpers_paths)
        define_method(:railtie_helpers_paths) { railtie.helpers_paths }
      end

      unless mod.respond_to?(:railtie_routes_url_helpers)
        define_method(:railtie_routes_url_helpers) { |include_path_helpers = true| railtie.routes.url_helpers(include_path_helpers) }
      end
    end
  end
end