# File lib/aws/auto_scaling/instance_collection.rb, line 41
      def _each_item next_token, limit, options = {}, &block

        options[:next_token] = next_token if next_token
        options[:max_records] = limit if limit

        resp = client.describe_auto_scaling_instances(options)
        resp.auto_scaling_instances.each do |details|

          instance = Instance.new_from(
            :describe_auto_scaling_instances,
            details,
            details.instance_id,
            :config => config)

          yield(instance)

        end
        resp.data[:next_token]
      end