private ExpressionContext expression(int _p)
{
ParserRuleContext _parentctx = Context;
int _parentState = State;
ExpressionContext _localctx = new ExpressionContext(Context, _parentState);
ExpressionContext _prevctx = _localctx;
int _startState = 16;
EnterRecursionRule(_localctx, 16, RULE_expression, _p);
try {
int _alt;
EnterOuterAlt(_localctx, 1);
{
State = 80;
ErrorHandler.Sync(this);
switch (Interpreter.AdaptivePredict(TokenStream, 6, Context))
{
case 1:
{
State = 76; paraphrase();
}
break;
case 2:
{
State = 77; assignment();
}
break;
case 3:
{
State = 78; Match(NUMBER);
}
break;
case 4:
{
State = 79; Match(NAME);
}
break;
}
Context.Stop = TokenStream.LT(-1);
State = 99;
ErrorHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(TokenStream, 8, Context);
while (_alt != 2 && _alt != global::Antlr4.Runtime.Atn.ATN.INVALID_ALT_NUMBER)
{
if (_alt == 1)
{
if (ParseListeners != null)
{
TriggerExitRuleEvent();
}
_prevctx = _localctx;
{
State = 97;
ErrorHandler.Sync(this);
switch (Interpreter.AdaptivePredict(TokenStream, 7, Context))
{
case 1:
{
_localctx = new ExpressionContext(_parentctx, _parentState);
PushNewRecursionContext(_localctx, _startState, RULE_expression);
State = 82;
if (!(Precpred(Context, 8)))
{
throw new FailedPredicateException(this, "Precpred(Context, 8)");
}
State = 83; Match(MULTIPLY);
State = 84; expression(9);
}
break;
case 2:
{
_localctx = new ExpressionContext(_parentctx, _parentState);
PushNewRecursionContext(_localctx, _startState, RULE_expression);
State = 85;
if (!(Precpred(Context, 7)))
{
throw new FailedPredicateException(this, "Precpred(Context, 7)");
}
State = 86; Match(DIVIDE);
State = 87; expression(8);
}
break;
case 3:
{
_localctx = new ExpressionContext(_parentctx, _parentState);
PushNewRecursionContext(_localctx, _startState, RULE_expression);
State = 88;
if (!(Precpred(Context, 6)))
{
throw new FailedPredicateException(this, "Precpred(Context, 6)");
}
State = 89; Match(MODULO);
State = 90; expression(7);
}
break;
case 4:
{
_localctx = new ExpressionContext(_parentctx, _parentState);
PushNewRecursionContext(_localctx, _startState, RULE_expression);
State = 91;
if (!(Precpred(Context, 5)))
{
throw new FailedPredicateException(this, "Precpred(Context, 5)");
}
State = 92; Match(ADD);
State = 93; expression(6);
}
break;
case 5:
{
_localctx = new ExpressionContext(_parentctx, _parentState);
PushNewRecursionContext(_localctx, _startState, RULE_expression);
State = 94;
if (!(Precpred(Context, 4)))
{
throw new FailedPredicateException(this, "Precpred(Context, 4)");
}
State = 95; Match(SUBSTRACT);
State = 96; expression(5);
}
break;
}
}
}
State = 101;
ErrorHandler.Sync(this);
_alt = Interpreter.AdaptivePredict(TokenStream, 8, Context);
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
ErrorHandler.ReportError(this, re);
ErrorHandler.Recover(this, re);
}
finally {
UnrollRecursionContexts(_parentctx);
}
return(_localctx);
}