You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: notifying_block.rb
    path of file: ./repos/chef/lib/chef/mixin
    
    the code of the file until where you have to start completion: #--
# Author:: Lamont Granquist <lamont@chef.io>
# Copyright:: Copyright (c) Chef Software Inc.
# License:: Apache License, Ve
    
      def notifying_block(&block)
        subcontext = subcontext_block(&block)
        Chef::Runner.new(subcontext).converge
      ensure
        # recipes don't have a new_resource
        if respond_to?(:new_resource)
          if subcontext && subcontext.resource_collection.any?(&:updated?)
            new_resource.updated_by_last_action(true)
          end
        end