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🐛 std::variant should be properly gated...

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ThePhD 2021-03-14 19:51:29 -04:00
parent f54138305d
commit f56b3c698c
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1 changed files with 21 additions and 3 deletions
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24
include/sol/traits.hpp
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@ -479,21 +479,39 @@ namespace sol { namespace meta {
template <typename T, typename U>
class supports_op_less_test<T, U, void_t<decltype(std::declval<T&>() < std::declval<U&>())>>
: public std::integral_constant<bool,
!is_specialization_of_v<unqualified_t<T>, std::variant> && !is_specialization_of_v<unqualified_t<U>, std::variant>> { };
#if SOL_IS_ON(SOL_STD_VARIANT_I_)
!is_specialization_of_v<unqualified_t<T>, std::variant> && !is_specialization_of_v<unqualified_t<U>, std::variant>
#else
true
#endif
> {
};
template <typename T, typename U, typename = void>
class supports_op_equal_test : public std::false_type { };
template <typename T, typename U>
class supports_op_equal_test<T, U, void_t<decltype(std::declval<T&>() == std::declval<U&>())>>
: public std::integral_constant<bool,
!is_specialization_of_v<unqualified_t<T>, std::variant> && !is_specialization_of_v<unqualified_t<U>, std::variant>> { };
#if SOL_IS_ON(SOL_STD_VARIANT_I_)
!is_specialization_of_v<unqualified_t<T>, std::variant> && !is_specialization_of_v<unqualified_t<U>, std::variant>
#else
true
#endif
> {
};
template <typename T, typename U, typename = void>
class supports_op_less_equal_test : public std::false_type { };
template <typename T, typename U>
class supports_op_less_equal_test<T, U, void_t<decltype(std::declval<T&>() <= std::declval<U&>())>>
: public std::integral_constant<bool,
!is_specialization_of_v<unqualified_t<T>, std::variant> && !is_specialization_of_v<unqualified_t<U>, std::variant>> { };
#if SOL_IS_ON(SOL_STD_VARIANT_I_)
!is_specialization_of_v<unqualified_t<T>, std::variant> && !is_specialization_of_v<unqualified_t<U>, std::variant>
#else
true
#endif
> {
};
template <typename T, typename U, typename = void>
class supports_op_left_shift_test : public std::false_type { };