* the tuple, either function or attribute
* @return
*/
private IErlMember create(final IErlModule module, final OtpErlangTuple el) {
final OtpErlangAtom type = (OtpErlangAtom) el.elementAt(0);
final String typeS = type.atomValue();
if ("error".equals(typeS)) {
final OtpErlangTuple er = (OtpErlangTuple) el.elementAt(1);
final String msg = helper.formatError(er);
final ErlParserProblem e = ErlParserProblem.newError(module, msg);
setPos(e, er.elementAt(0));