Searched refs:exists_tag (Results 1 – 3 of 3) sorted by relevance
140 -> operator_factory<exists_tag, AN...> { in exists()141 return operator_factory<exists_tag, AN...>(std::make_tuple(std::forward<AN>(an)...)); in exists()187 struct member_overload<exists_tag>
126 struct exists_tag : any_tag {}; struct
691 -> decltype(observable_member(exists_tag{}, *(this_type*)nullptr, std::forward<AN>(an)...)) in exists()694 return observable_member(exists_tag{}, *this, std::forward<AN>(an)...);