void genprim_maybe_methods(compile_t* c, reach_type_t* t)
{
ast_t* typeargs = ast_childidx(t->ast, 2);
ast_t* typearg = ast_child(typeargs);
reach_type_t* t_elem = reach_type(c->reach, typearg);
maybe_create(c, t, t_elem);
maybe_none(c, t);
maybe_apply(c, t, t_elem);
maybe_is_none(c, t);
}
vespalib::string
Regexp::get_prefix(vespalib::stringref re)
{
vespalib::string prefix;
if ((re.size() > 0) && (re.data()[0] == '^') && !has_option(re)) {
const char *end = re.data() + re.size();
const char *pos = re.data() + 1;
for (; (pos < end) && !is_special(*pos); ++pos) {
prefix.push_back(*pos);
}
if ((pos < end) && maybe_none(*pos) && !prefix.empty()) {
prefix.resize(prefix.size() - 1); // pop_back
}
}
return prefix;
}
