public bool TryRunFsm(FSM fsm, out string text)
{
return(fsm.TryRun(this.Reader, out text));
}
internal FsmParserNode(Rule rule, RuleExpression expression, FSM fsm)
: base(rule, expression)
{
this.Fsm = fsm;
}
void IRuleExpressionVisitor.VisitCharCode(RuleExpression.CharCode charCode)
{
if (_currContext.invocationCount == 0)
{
_currContext = _currContext.ForParentExpression(new ParserNode.FsmParserNode(
_currContext.rule, _currContext.expression, FSM.FromCharsSequence(charCode.Character.ToString())
));
}
else
{
throw new InvalidOperationException();
}
}
void IRuleExpressionVisitor.VisitAnyChar(RuleExpression.AnyChar anyChar)
{
if (_currContext.invocationCount == 0)
{
_currContext = _currContext.ForParentExpression(new ParserNode.FsmParserNode(
_currContext.rule, _currContext.expression, FSM.AnyChar()
));
}
else
{
throw new InvalidOperationException();
}
}
void IRuleExpressionVisitor.VisitRegex(RuleExpression.Regex regex)
{
if (_currContext.invocationCount == 0)
{
_currContext = _currContext.ForParentExpression(new ParserNode.FsmParserNode(
_currContext.rule, _currContext.expression, FSM.FromPattern(regex.Pattern)
));
}
else
{
throw new InvalidOperationException();
}
}
