public final NumberContext number() throws RecognitionException {
		NumberContext _localctx = new NumberContext(_ctx, getState());
		enterRule(_localctx, 106, RULE_number);
		try {
			setState(662);
			switch (_input.LA(1)) {
			case INT:
				enterOuterAlt(_localctx, 1);
				{
				setState(657); match(INT);
				}
				break;
			case QO:
			case DQ:
			case GR:
				enterOuterAlt(_localctx, 2);
				{
				{
				setState(658); quote();
				setState(659); match(INT);
				setState(660); quote();
				}
				}
				break;
			default:
				throw new NoViableAltException(this);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}