class RDoc::Markup::AttributeManager

def flow(str)
  @str = str
  mask_protected_sequences
  @attrs = RDoc::Markup::AttrSpan.new @str.length
  convert_attrs    @str, @attrs
  convert_html     @str, @attrs
  convert_specials @str, @attrs
  unmask_protected_sequences
  split_into_flow
end