scope_action_options

# File actionpack/lib/action_dispatch/routing/mapper.rb, line 1803
          def scope_action_options(method)
            return {} unless @scope[:action_options]

            actions = applicable_actions_for(method)
            @scope[:action_options].dup.tap do |options|
              (options[:only] = Array(options[:only]) & actions) if options[:only]
              (options[:except] = Array(options[:except]) & actions) if options[:except]
            end
          end