class Kramdown::Parser::Kramdown

def update_attr_with_ial(attr, ial)

+ial+ and all referenced ALDs.
Update the given attributes hash +attr+ with the information from the inline attribute list 
def update_attr_with_ial(attr, ial)
  ial[:refs]&.each do |ref|
    update_attr_with_ial(attr, ref) if (ref = @alds[ref])
  end
  ial.each do |k, v|
    if k == IAL_CLASS_ATTR
      attr[k] = "#{attr[k]} #{v}".lstrip
    elsif k.kind_of?(String)
      attr[k] = v
    end
  end
end