kRegExpExactly
case kRegExpExactly:
if (*next == kRegExpExactly)
case kRegExpExactly:
char op = kRegExpExactly;
|| op == kRegExpExactly) {
case kRegExpExactly:
if (*scan == kRegExpExactly)
if (*scan == kRegExpExactly
ret = Node(kRegExpExactly);
ret = Node(kRegExpExactly);