private bool preprocessor_expression_sempred(Preprocessor_expressionContext _localctx, int predIndex)
{
switch (predIndex)
{
case 0: return(Precpred(Context, 4));
case 1: return(Precpred(Context, 3));
case 2: return(Precpred(Context, 2));
case 3: return(Precpred(Context, 1));
}
return(true);
}
private Preprocessor_expressionContext preprocessor_expression(int _p)
{
ParserRuleContext _parentctx = Context;
int _parentState = State;
Preprocessor_expressionContext _localctx = new Preprocessor_expressionContext(Context, _parentState);
Preprocessor_expressionContext _prevctx = _localctx;
int _startState = 4;
EnterRecursionRule(_localctx, 4, RULE_preprocessor_expression, _p);
try {
int _alt;
EnterOuterAlt(_localctx, 1);
{
State = 95;
ErrorHandler.Sync(this);
switch (TokenStream.LA(1))
{
case TRUE:
{
State = 80; Match(TRUE);
_localctx.value = "true";
}
break;
case FALSE:
{
State = 82; Match(FALSE);
_localctx.value = "false";
}
break;
case CONDITIONAL_SYMBOL:
{
State = 84; _localctx._CONDITIONAL_SYMBOL = Match(CONDITIONAL_SYMBOL);
_localctx.value = ConditionalSymbols.Contains((_localctx._CONDITIONAL_SYMBOL != null?_localctx._CONDITIONAL_SYMBOL.Text:null)) ? "true" : "false";
}
break;
case OPEN_PARENS:
{
State = 86; Match(OPEN_PARENS);
State = 87; _localctx.expr = preprocessor_expression(0);
State = 88; Match(CLOSE_PARENS);
_localctx.value = _localctx.expr.value;
}
break;
case BANG:
{
State = 91; Match(BANG);
State = 92; _localctx.expr = preprocessor_expression(5);
_localctx.value = _localctx.expr.value == "true" ? "false" : "true";
}
break;
default:
throw new NoViableAltException(this);
}
Context.Stop = TokenStream.LT(-1);
State = 119;
ErrorHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(TokenStream, 7, Context);
while (_alt != 2 && _alt != global::Antlr4.Runtime.Atn.ATN.INVALID_ALT_NUMBER)
{
if (_alt == 1)
{
if (ParseListeners != null)
{
TriggerExitRuleEvent();
}
_prevctx = _localctx;
{
State = 117;
ErrorHandler.Sync(this);
switch (Interpreter.AdaptivePredict(TokenStream, 6, Context))
{
case 1:
{
_localctx = new Preprocessor_expressionContext(_parentctx, _parentState);
_localctx.expr1 = _prevctx;
PushNewRecursionContext(_localctx, _startState, RULE_preprocessor_expression);
State = 97;
if (!(Precpred(Context, 4)))
{
throw new FailedPredicateException(this, "Precpred(Context, 4)");
}
State = 98; Match(OP_EQ);
State = 99; _localctx.expr2 = preprocessor_expression(5);
_localctx.value = (_localctx.expr1.value == _localctx.expr2.value ? "true" : "false");
}
break;
case 2:
{
_localctx = new Preprocessor_expressionContext(_parentctx, _parentState);
_localctx.expr1 = _prevctx;
PushNewRecursionContext(_localctx, _startState, RULE_preprocessor_expression);
State = 102;
if (!(Precpred(Context, 3)))
{
throw new FailedPredicateException(this, "Precpred(Context, 3)");
}
State = 103; Match(OP_NE);
State = 104; _localctx.expr2 = preprocessor_expression(4);
_localctx.value = (_localctx.expr1.value != _localctx.expr2.value ? "true" : "false");
}
break;
case 3:
{
_localctx = new Preprocessor_expressionContext(_parentctx, _parentState);
_localctx.expr1 = _prevctx;
PushNewRecursionContext(_localctx, _startState, RULE_preprocessor_expression);
State = 107;
if (!(Precpred(Context, 2)))
{
throw new FailedPredicateException(this, "Precpred(Context, 2)");
}
State = 108; Match(OP_AND);
State = 109; _localctx.expr2 = preprocessor_expression(3);
_localctx.value = (_localctx.expr1.value == "true" && _localctx.expr2.value == "true" ? "true" : "false");
}
break;
case 4:
{
_localctx = new Preprocessor_expressionContext(_parentctx, _parentState);
_localctx.expr1 = _prevctx;
PushNewRecursionContext(_localctx, _startState, RULE_preprocessor_expression);
State = 112;
if (!(Precpred(Context, 1)))
{
throw new FailedPredicateException(this, "Precpred(Context, 1)");
}
State = 113; Match(OP_OR);
State = 114; _localctx.expr2 = preprocessor_expression(2);
_localctx.value = (_localctx.expr1.value == "true" || _localctx.expr2.value == "true" ? "true" : "false");
}
break;
}
}
}
State = 121;
ErrorHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(TokenStream, 7, Context);
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
ErrorHandler.ReportError(this, re);
ErrorHandler.Recover(this, re);
}
finally {
UnrollRecursionContexts(_parentctx);
}
return(_localctx);
}
