private bool shiftExpression_sempred(ShiftExpressionContext _localctx, int predIndex) {
switch (predIndex) {
case 12: return Precpred(Context, 2);
case 13: return Precpred(Context, 1);
}
return true;
}
private ShiftExpressionContext shiftExpression(int _p) {
ParserRuleContext _parentctx = Context;
int _parentState = State;
ShiftExpressionContext _localctx = new ShiftExpressionContext(Context, _parentState);
ShiftExpressionContext _prevctx = _localctx;
int _startState = 28;
EnterRecursionRule(_localctx, 28, RULE_shiftExpression, _p);
try {
int _alt;
EnterOuterAlt(_localctx, 1);
{
{
State = 205; additiveExpression(0);
}
Context.Stop = TokenStream.Lt(-1);
State = 215;
ErrorHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(TokenStream,19,Context);
while ( _alt!=2 && _alt!=global::Antlr4.Runtime.Atn.ATN.InvalidAltNumber ) {
if ( _alt==1 ) {
if ( ParseListeners!=null )
TriggerExitRuleEvent();
_prevctx = _localctx;
{
State = 213;
switch ( Interpreter.AdaptivePredict(TokenStream,18,Context) ) {
case 1:
{
_localctx = new ShiftExpressionContext(_parentctx, _parentState);
PushNewRecursionContext(_localctx, _startState, RULE_shiftExpression);
State = 207;
if (!(Precpred(Context, 2))) throw new FailedPredicateException(this, "Precpred(Context, 2)");
State = 208; Match(LeftShift);
State = 209; additiveExpression(0);
}
break;
case 2:
{
_localctx = new ShiftExpressionContext(_parentctx, _parentState);
PushNewRecursionContext(_localctx, _startState, RULE_shiftExpression);
State = 210;
if (!(Precpred(Context, 1))) throw new FailedPredicateException(this, "Precpred(Context, 1)");
State = 211; Match(RightShift);
State = 212; additiveExpression(0);
}
break;
}
}
}
State = 217;
ErrorHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(TokenStream,19,Context);
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
ErrorHandler.ReportError(this, re);
ErrorHandler.Recover(this, re);
}
finally {
UnrollRecursionContexts(_parentctx);
}
return _localctx;
}
