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Coding Standards
This is an older version of Boost and was released in 2022. The current version is 1.89.0.
boost::nfp::is_named_param_pack<named_parameter< T, unique_id, RefType >>
// In header: <boost/test/utils/named_params.hpp> template<typename T, typename unique_id, typename RefType> struct is_named_param_pack<named_parameter< T, unique_id, RefType >> : public true_ { };