public virtual void Consume()
{
if (initialStreamState)
{
ConsumeInitialHiddenTokens();
}
int a = input.Index();
IToken t = input.LT(1);
input.Consume();
int b = input.Index();
dbg.ConsumeToken(t);
if (b > a + 1)
{
// then we consumed more than one token; must be off channel tokens
for (int i = a + 1; i < b; i++)
{
dbg.ConsumeHiddenToken(input.Get(i));
}
}
}
