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[PR] move is_mp_units_stream to detail and change from concept to constexpr function

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Jonas Hoppe
2024-09-04 09:49:04 +02:00
parent 712afc34b7
commit b05b3796ce
1 changed files with 4 additions and 4 deletions
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8
src/core/include/mp-units/ostream.h
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@@ -85,16 +85,16 @@ std::basic_ostream<CharT, Traits>& to_stream(std::basic_ostream<CharT, Traits>&
return os; return os;
} }
template<typename OStream, typename T>
constexpr bool is_mp_units_stream = requires(OStream os, T v) { detail::to_stream_impl(os, v); };
} // namespace detail } // namespace detail
MP_UNITS_EXPORT_BEGIN MP_UNITS_EXPORT_BEGIN
template<typename OStream, typename T>
concept is_mp_units_stream = requires(OStream os, T v) { detail::to_stream_impl(os, v); };
template<typename CharT, typename Traits, typename T> template<typename CharT, typename Traits, typename T>
std::basic_ostream<CharT, Traits>& operator<<(std::basic_ostream<CharT, Traits>& os, const T& v) std::basic_ostream<CharT, Traits>& operator<<(std::basic_ostream<CharT, Traits>& os, const T& v)
requires is_mp_units_stream<std::basic_ostream<CharT, Traits>, T> requires detail::is_mp_units_stream<std::basic_ostream<CharT, Traits>, T>
{ {
return detail::to_stream(os, v); return detail::to_stream(os, v);
} }