public ParensContext parens()
{
ParensContext _localctx = new ParensContext(Context, State);
EnterRule(_localctx, 12, RULE_parens);
try {
EnterOuterAlt(_localctx, 1);
{
State = 55;
Match(LP);
State = 56;
sum(0);
State = 57;
Match(RP);
}
}
catch (RecognitionException re) {
_localctx.exception = re;
ErrorHandler.ReportError(this, re);
ErrorHandler.Recover(this, re);
}
finally {
ExitRule();
}
return(_localctx);
}
object Visit(ParensContext context)
{
return(Visit(context.midexp));
}
public ParentsExpression(ParensContext ctx) : base(ctx)
{
}
private ExprContext expr(int _p)
{
ParserRuleContext _parentctx = _ctx;
int _parentState = State;
ExprContext _localctx = new ExprContext(_ctx, _parentState);
ExprContext _prevctx = _localctx;
int _startState = 2;
EnterRecursionRule(_localctx, 2, RULE_expr, _p);
int _la;
try {
int _alt;
EnterOuterAlt(_localctx, 1);
{
State = 15;
_errHandler.Sync(this);
switch (_input.La(1))
{
case INT:
{
_localctx = new IntContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
State = 10; Match(INT);
}
break;
case T__0:
{
_localctx = new ParensContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
State = 11; Match(T__0);
State = 12; expr(0);
State = 13; Match(T__1);
}
break;
default:
throw new NoViableAltException(this);
}
_ctx.stop = _input.Lt(-1);
State = 25;
_errHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(_input, 3, _ctx);
while (_alt != 2 && _alt != global::Antlr4.Runtime.Atn.ATN.InvalidAltNumber)
{
if (_alt == 1)
{
if (_parseListeners != null)
{
TriggerExitRuleEvent();
}
_prevctx = _localctx;
{
State = 23;
_errHandler.Sync(this);
switch (Interpreter.AdaptivePredict(_input, 2, _ctx))
{
case 1:
{
_localctx = new MulDivContext(new ExprContext(_parentctx, _parentState));
((MulDivContext)_localctx).left = _prevctx;
PushNewRecursionContext(_localctx, _startState, RULE_expr);
State = 17;
if (!(Precpred(_ctx, 4)))
{
throw new FailedPredicateException(this, "Precpred(_ctx, 4)");
}
State = 18;
((MulDivContext)_localctx).op = _input.Lt(1);
_la = _input.La(1);
if (!(_la == MUL || _la == DIV))
{
((MulDivContext)_localctx).op = _errHandler.RecoverInline(this);
}
else
{
if (_input.La(1) == TokenConstants.Eof)
{
matchedEOF = true;
}
_errHandler.ReportMatch(this);
Consume();
}
State = 19; ((MulDivContext)_localctx).right = expr(5);
}
break;
case 2:
{
_localctx = new AddSubContext(new ExprContext(_parentctx, _parentState));
((AddSubContext)_localctx).left = _prevctx;
PushNewRecursionContext(_localctx, _startState, RULE_expr);
State = 20;
if (!(Precpred(_ctx, 3)))
{
throw new FailedPredicateException(this, "Precpred(_ctx, 3)");
}
State = 21;
((AddSubContext)_localctx).op = _input.Lt(1);
_la = _input.La(1);
if (!(_la == ADD || _la == SUB))
{
((AddSubContext)_localctx).op = _errHandler.RecoverInline(this);
}
else
{
if (_input.La(1) == TokenConstants.Eof)
{
matchedEOF = true;
}
_errHandler.ReportMatch(this);
Consume();
}
State = 22; ((AddSubContext)_localctx).right = expr(4);
}
break;
}
}
}
State = 27;
_errHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(_input, 3, _ctx);
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.ReportError(this, re);
_errHandler.Recover(this, re);
}
finally {
UnrollRecursionContexts(_parentctx);
}
return(_localctx);
}
// TODO
public override ASTN VisitParens([NotNull] ParensContext context)
{
return(VisitExpr(context.midexp));
}
private ExprContext expr(int _p)
{
ParserRuleContext _parentctx = Context;
int _parentState = State;
ExprContext _localctx = new ExprContext(Context, _parentState);
ExprContext _prevctx = _localctx;
int _startState = 2;
EnterRecursionRule(_localctx, 2, RULE_expr, _p);
int _la;
try {
int _alt;
EnterOuterAlt(_localctx, 1);
{
State = 15;
ErrorHandler.Sync(this);
switch (TokenStream.LA(1))
{
case INT:
{
_localctx = new IntContext(_localctx);
Context = _localctx;
_prevctx = _localctx;
State = 10; Match(INT);
}
break;
case T__0:
{
_localctx = new ParensContext(_localctx);
Context = _localctx;
_prevctx = _localctx;
State = 11; Match(T__0);
State = 12; expr(0);
State = 13; Match(T__1);
}
break;
default:
throw new NoViableAltException(this);
}
Context.Stop = TokenStream.LT(-1);
State = 25;
ErrorHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(TokenStream, 3, Context);
while (_alt != 2 && _alt != global::Antlr4.Runtime.Atn.ATN.INVALID_ALT_NUMBER)
{
if (_alt == 1)
{
if (ParseListeners != null)
{
TriggerExitRuleEvent();
}
_prevctx = _localctx;
{
State = 23;
ErrorHandler.Sync(this);
switch (Interpreter.AdaptivePredict(TokenStream, 2, Context))
{
case 1:
{
_localctx = new MulDivContext(new ExprContext(_parentctx, _parentState));
PushNewRecursionContext(_localctx, _startState, RULE_expr);
State = 17;
if (!(Precpred(Context, 4)))
{
throw new FailedPredicateException(this, "Precpred(Context, 4)");
}
State = 18;
((MulDivContext)_localctx).op = TokenStream.LT(1);
_la = TokenStream.LA(1);
if (!(_la == MUL || _la == DIV))
{
((MulDivContext)_localctx).op = ErrorHandler.RecoverInline(this);
}
else
{
ErrorHandler.ReportMatch(this);
Consume();
}
State = 19; expr(5);
}
break;
case 2:
{
_localctx = new AddSubContext(new ExprContext(_parentctx, _parentState));
PushNewRecursionContext(_localctx, _startState, RULE_expr);
State = 20;
if (!(Precpred(Context, 3)))
{
throw new FailedPredicateException(this, "Precpred(Context, 3)");
}
State = 21;
((AddSubContext)_localctx).op = TokenStream.LT(1);
_la = TokenStream.LA(1);
if (!(_la == ADD || _la == SUB))
{
((AddSubContext)_localctx).op = ErrorHandler.RecoverInline(this);
}
else
{
ErrorHandler.ReportMatch(this);
Consume();
}
State = 22; expr(4);
}
break;
}
}
}
State = 27;
ErrorHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(TokenStream, 3, Context);
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
ErrorHandler.ReportError(this, re);
ErrorHandler.Recover(this, re);
}
finally {
UnrollRecursionContexts(_parentctx);
}
return(_localctx);
}
private ExprContext expr(int _p)
{
ParserRuleContext _parentctx = _ctx;
int _parentState = State;
ExprContext _localctx = new ExprContext(_ctx, _parentState);
ExprContext _prevctx = _localctx;
int _startState = 4;
EnterRecursionRule(_localctx, 4, RULE_expr, _p);
int _la;
try {
int _alt;
EnterOuterAlt(_localctx, 1);
{
State = 29;
switch (_input.La(1))
{
case INT:
{
_localctx = new IntContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
State = 23; Match(INT);
}
break;
case ID:
{
_localctx = new IdContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
State = 24; Match(ID);
}
break;
case 2:
{
_localctx = new ParensContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
State = 25; Match(2);
State = 26; expr(0);
State = 27; Match(1);
}
break;
default:
throw new NoViableAltException(this);
}
_ctx.stop = _input.Lt(-1);
State = 39;
_errHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(_input, 4, _ctx);
while (_alt != 2 && _alt != ATN.InvalidAltNumber)
{
if (_alt == 1)
{
if (_parseListeners != null)
{
TriggerExitRuleEvent();
}
_prevctx = _localctx;
{
State = 37;
switch (Interpreter.AdaptivePredict(_input, 3, _ctx))
{
case 1:
{
_localctx = new MulDivContext(new ExprContext(_parentctx, _parentState));
PushNewRecursionContext(_localctx, _startState, RULE_expr);
State = 31;
if (!(Precpred(_ctx, 5)))
{
throw new FailedPredicateException(this, "Precpred(_ctx, 5)");
}
State = 32;
_la = _input.La(1);
if (!(_la == MUL || _la == DIV))
{
_errHandler.RecoverInline(this);
}
Consume();
State = 33; expr(6);
}
break;
case 2:
{
_localctx = new AddSubContext(new ExprContext(_parentctx, _parentState));
PushNewRecursionContext(_localctx, _startState, RULE_expr);
State = 34;
if (!(Precpred(_ctx, 4)))
{
throw new FailedPredicateException(this, "Precpred(_ctx, 4)");
}
State = 35;
_la = _input.La(1);
if (!(_la == ADD || _la == SUB))
{
_errHandler.RecoverInline(this);
}
Consume();
State = 36; expr(5);
}
break;
}
}
}
State = 41;
_errHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(_input, 4, _ctx);
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.ReportError(this, re);
_errHandler.Recover(this, re);
}
finally {
UnrollRecursionContexts(_parentctx);
}
return(_localctx);
}
public PolynomialContext polynomial()
{
PolynomialContext _localctx = new PolynomialContext(Context, State);
EnterRule(_localctx, 4, RULE_polynomial);
int _la;
try {
State = 43;
ErrorHandler.Sync(this);
switch (Interpreter.AdaptivePredict(TokenStream, 6, Context))
{
case 1:
_localctx = new ParensContext(_localctx);
EnterOuterAlt(_localctx, 1);
{
State = 32;
ErrorHandler.Sync(this);
_la = TokenStream.LA(1);
if (_la == SIGN)
{
{
State = 31; Match(SIGN);
}
}
State = 34; Match(T__0);
State = 38;
ErrorHandler.Sync(this);
_la = TokenStream.LA(1);
while ((((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << T__0) | (1L << INT) | (1L << DEC) | (1L << VAR) | (1L << SIGN))) != 0))
{
{
{
State = 35; polynomial();
}
}
State = 40;
ErrorHandler.Sync(this);
_la = TokenStream.LA(1);
}
State = 41; Match(T__1);
}
break;
case 2:
_localctx = new MonomContext(_localctx);
EnterOuterAlt(_localctx, 2);
{
State = 42; monomial();
}
break;
}
}
catch (RecognitionException re) {
_localctx.exception = re;
ErrorHandler.ReportError(this, re);
ErrorHandler.Recover(this, re);
}
finally {
ExitRule();
}
return(_localctx);
}
private ExprContext expr(int _p)
{
ParserRuleContext _parentctx = Context;
int _parentState = State;
ExprContext _localctx = new ExprContext(Context, _parentState);
ExprContext _prevctx = _localctx;
int _startState = 2;
EnterRecursionRule(_localctx, 2, RULE_expr, _p);
int _la;
try {
int _alt;
EnterOuterAlt(_localctx, 1);
{
State = 29;
ErrorHandler.Sync(this);
switch (Interpreter.AdaptivePredict(TokenStream, 1, Context))
{
case 1:
{
_localctx = new StringOpContext(_localctx);
Context = _localctx;
_prevctx = _localctx;
State = 10; Match(ID);
State = 11;
((StringOpContext)_localctx).op = TokenStream.LT(1);
_la = TokenStream.LA(1);
if (!(_la == EQ || _la == NE))
{
((StringOpContext)_localctx).op = ErrorHandler.RecoverInline(this);
}
else
{
ErrorHandler.ReportMatch(this);
Consume();
}
State = 12;
_la = TokenStream.LA(1);
if (!(_la == STRING || _la == EMPTY))
{
ErrorHandler.RecoverInline(this);
}
else
{
ErrorHandler.ReportMatch(this);
Consume();
}
}
break;
case 2:
{
_localctx = new IsNullContext(_localctx);
Context = _localctx;
_prevctx = _localctx;
State = 13; Match(ID);
State = 14;
((IsNullContext)_localctx).op = TokenStream.LT(1);
_la = TokenStream.LA(1);
if (!(_la == EQ || _la == NE))
{
((IsNullContext)_localctx).op = ErrorHandler.RecoverInline(this);
}
else
{
ErrorHandler.ReportMatch(this);
Consume();
}
State = 15; Match(T__0);
}
break;
case 3:
{
_localctx = new IntOpContext(_localctx);
Context = _localctx;
_prevctx = _localctx;
State = 16; Match(ID);
State = 17;
((IntOpContext)_localctx).op = TokenStream.LT(1);
_la = TokenStream.LA(1);
if (!((((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << EQ) | (1L << NE) | (1L << GT) | (1L << GE) | (1L << LT) | (1L << LE))) != 0)))
{
((IntOpContext)_localctx).op = ErrorHandler.RecoverInline(this);
}
else
{
ErrorHandler.ReportMatch(this);
Consume();
}
State = 18; Match(INT);
}
break;
case 4:
{
_localctx = new FuncOpContext(_localctx);
Context = _localctx;
_prevctx = _localctx;
State = 19;
((FuncOpContext)_localctx).func = TokenStream.LT(1);
_la = TokenStream.LA(1);
if (!((((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << ENDSWITH) | (1L << STARTSWITH) | (1L << SUBSTRINGOF))) != 0)))
{
((FuncOpContext)_localctx).func = ErrorHandler.RecoverInline(this);
}
else
{
ErrorHandler.ReportMatch(this);
Consume();
}
State = 20; Match(T__1);
State = 21; Match(ID);
State = 22; Match(T__2);
State = 23; Match(STRING);
State = 24; Match(T__3);
}
break;
case 5:
{
_localctx = new ParensContext(_localctx);
Context = _localctx;
_prevctx = _localctx;
State = 25; Match(T__1);
State = 26; expr(0);
State = 27; Match(T__3);
}
break;
}
Context.Stop = TokenStream.LT(-1);
State = 39;
ErrorHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(TokenStream, 3, Context);
while (_alt != 2 && _alt != global::Antlr4.Runtime.Atn.ATN.INVALID_ALT_NUMBER)
{
if (_alt == 1)
{
if (ParseListeners != null)
{
TriggerExitRuleEvent();
}
_prevctx = _localctx;
{
State = 37;
ErrorHandler.Sync(this);
switch (Interpreter.AdaptivePredict(TokenStream, 2, Context))
{
case 1:
{
_localctx = new AndContext(new ExprContext(_parentctx, _parentState));
PushNewRecursionContext(_localctx, _startState, RULE_expr);
State = 31;
if (!(Precpred(Context, 7)))
{
throw new FailedPredicateException(this, "Precpred(Context, 7)");
}
State = 32; ((AndContext)_localctx).op = Match(AND);
State = 33; expr(8);
}
break;
case 2:
{
_localctx = new OrContext(new ExprContext(_parentctx, _parentState));
PushNewRecursionContext(_localctx, _startState, RULE_expr);
State = 34;
if (!(Precpred(Context, 6)))
{
throw new FailedPredicateException(this, "Precpred(Context, 6)");
}
State = 35; ((OrContext)_localctx).op = Match(OR);
State = 36; expr(7);
}
break;
}
}
}
State = 41;
ErrorHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(TokenStream, 3, Context);
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
ErrorHandler.ReportError(this, re);
ErrorHandler.Recover(this, re);
}
finally {
UnrollRecursionContexts(_parentctx);
}
return(_localctx);
}
public PrimaryContext primary()
{
PrimaryContext _localctx = new PrimaryContext(Context, State);
EnterRule(_localctx, 8, RULE_primary);
int _la;
try {
State = 68;
ErrorHandler.Sync(this);
switch (TokenStream.LA(1))
{
case NUM:
_localctx = new NumContext(_localctx);
EnterOuterAlt(_localctx, 1);
{
State = 58; Match(NUM);
}
break;
case ID:
_localctx = new IdContext(_localctx);
EnterOuterAlt(_localctx, 2);
{
State = 59; Match(ID);
}
break;
case LL:
_localctx = new ParensContext(_localctx);
EnterOuterAlt(_localctx, 3);
{
State = 60; Match(LL);
State = 62;
ErrorHandler.Sync(this);
_la = TokenStream.LA(1);
do
{
{
{
State = 61; expr(0);
}
}
State = 64;
ErrorHandler.Sync(this);
_la = TokenStream.LA(1);
} while ((((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << T__0) | (1L << T__1) | (1L << SIN) | (1L << COS) | (1L << TAN) | (1L << LN) | (1L << LOG) | (1L << SQRT) | (1L << LL) | (1L << ID) | (1L << NUM))) != 0));
State = 66; Match(RL);
}
break;
default:
throw new NoViableAltException(this);
}
}
catch (RecognitionException re) {
_localctx.exception = re;
ErrorHandler.ReportError(this, re);
ErrorHandler.Recover(this, re);
}
finally {
ExitRule();
}
return(_localctx);
}