class Aws::Xml::DocBuilder

def node(name, *args, &block)
  attrs = args.last.is_a?(Hash) ? args.pop : {}
  if block_given?
    @target << open_el(name, attrs)
    @target << @end_of_line
    increase_pad { yield }
    @target << @pad
    @target << close_el(name)
  elsif args.empty?
    @target << empty_element(name, attrs)
  else
    @target << inline_element(name, args.first, attrs)
  end
end