protected internal virtual Transition EdgeFactory(ATN atn, TransitionType type, int src, int trg, int arg1, int arg2, int arg3, IList<IntervalSet> sets)
{
ATNState target = atn.states[trg];
switch (type)
{
case TransitionType.EPSILON:
{
return new EpsilonTransition(target);
}
case TransitionType.RANGE:
{
if (arg3 != 0)
{
return new RangeTransition(target, TokenConstants.EOF, arg2);
}
else
{
return new RangeTransition(target, arg1, arg2);
}
}
case TransitionType.RULE:
{
RuleTransition rt = new RuleTransition((RuleStartState)atn.states[arg1], arg2, arg3, target);
return rt;
}
case TransitionType.PREDICATE:
{
PredicateTransition pt = new PredicateTransition(target, arg1, arg2, arg3 != 0);
return pt;
}
case TransitionType.PRECEDENCE:
{
return new PrecedencePredicateTransition(target, arg1);
}
case TransitionType.ATOM:
{
if (arg3 != 0)
{
return new AtomTransition(target, TokenConstants.EOF);
}
else
{
return new AtomTransition(target, arg1);
}
}
case TransitionType.ACTION:
{
ActionTransition a = new ActionTransition(target, arg1, arg2, arg3 != 0);
return a;
}
case TransitionType.SET:
{
return new SetTransition(target, sets[arg1]);
}
case TransitionType.NOT_SET:
{
return new NotSetTransition(target, sets[arg1]);
}
case TransitionType.WILDCARD:
{
return new WildcardTransition(target);
}
}
throw new ArgumentException("The specified transition type is not valid.");
}
