ObjCParser.java 文件源码

public final Shift_expressionContext shift_expression() throws RecognitionException {
    Shift_expressionContext _localctx = new Shift_expressionContext(_ctx, getState());
    enterRule(_localctx, 278, RULE_shift_expression);
    try {
        int _alt;
        enterOuterAlt(_localctx, 1);
        {
            setState(1430);
            additive_expression();
            setState(1436);
            _errHandler.sync(this);
            _alt = getInterpreter().adaptivePredict(_input, 161, _ctx);
            while (_alt != 2 && _alt != org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER) {
                if (_alt == 1) {
                    {
                        {
                            setState(1431);
                            shift_op();
                            setState(1432);
                            additive_expression();
                        }
                    }
                }
                setState(1438);
                _errHandler.sync(this);
                _alt = getInterpreter().adaptivePredict(_input, 161, _ctx);
            }
        }
    } catch (RecognitionException re) {
        _localctx.exception = re;
        _errHandler.reportError(this, re);
        _errHandler.recover(this, re);
    } finally {
        exitRule();
    }
    return _localctx;
}