in fatal/type/deprecated/type_list.h [3179:3186]
static constexpr bool search(
Needle &&needle, Visitor &&visitor, VArgs &&...args
) {
return Comparer::compare(needle, indexed_type_tag<T, 0>{}) >= 0
&& impl<Comparer, 0>(
needle, std::forward<Visitor>(visitor), std::forward<VArgs>(args)...
);
}