1 #ifndef art_Framework_Art_detail_fhicl_key_h 2 #define art_Framework_Art_detail_fhicl_key_h 11 std::enable_if_t<std::is_convertible_v<T, std::string>, std::string>
17 template <
typename H,
typename... T>
18 std::enable_if_t<std::is_convertible_v<H, std::string>, std::string>
21 std::string
const head{hname};
22 return head.empty() ?
fhicl_key(tnames...) :
std::enable_if_t< std::is_convertible_v< T, std::string >, std::string > fhicl_key(T const &name)