Dot
case Dot:
e = newexpr(Dot, '.', (Expr *)NULL, (Expr *)NULL);
while ((toktype == Literal) || (toktype == Dot) || (toktype == Lpar) ||
case Dot: return ((BOOL)(a != NL));
case Dot:
case Dot:
case '.': toktype = Dot; break;
['.' + 1] = Dot | ValidSecond,
if (!(class & (Dot | Digit | Letter)))