@type xml_attribute() ::
  {:xmlAttribute, name :: term(), expanded_name :: term(), nsinfo :: term(),
   namespace :: term(), parents :: term(), pos :: term(), language :: term(),
   value :: term(), normalized :: term()}

@type xml_document() :: {:xmlDocument, content :: term()}

@type xml_element() ::
  {:xmlElement, name :: term(), expanded_name :: term(), nsinfo :: term(),
   namespace :: term(), parents :: term(), pos :: term(), attributes :: term(),
   content :: term(), language :: term(), xmlbase :: term(),
   elementdef :: term()}

@type xml_text() ::
  {:xmlText, parents :: term(), pos :: term(), language :: term(),
   value :: term(), type :: term()}