_t = __t2176;
_t = __t2179;
	public final void underlinestate(AST _t) throws RecognitionException {				AST underlinestate_AST_in = (_t == ASTNULL) ? null : (AST)_t;				AST __t2176 = _t;		AST tmp1555_AST_in = (AST)_t;		match(_t,UNDERLINE);		_t = _t.getFirstChild();		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case STREAM:		{			stream_name(_t);			_t = _retTree;			break;		}		case EOF:		case PERIOD:		case WITH:		case Form_item:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		{		_loop2181:		do {			if (_t==null) _t=ASTNULL;			if ((_t.getType()==Form_item)) {				AST __t2179 = _t;				AST tmp1556_AST_in = (AST)_t;				match(_t,Form_item);				_t = _t.getFirstChild();				field(_t);				_t = _retTree;				{				if (_t==null) _t=ASTNULL;				switch ( _t.getType()) {				case Format_phrase:				{					formatphrase(_t);					_t = _retTree;					break;				}				case 3:				{					break;				}				default:				{					throw new NoViableAltException(_t);				}				}				}				_t = __t2179;				_t = _t.getNextSibling();			}			else {				break _loop2181;			}					} while (true);		}		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case WITH:		{			framephrase(_t);			_t = _retTree;			break;		}		case EOF:		case PERIOD:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		state_end(_t);		_t = _retTree;		_t = __t2176;		_t = _t.getNextSibling();		_retTree = _t;	}