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Merge branch 'develop' into techdebt/5708-meta-cleanup

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Signed-off-by: Niels Lohmann <mail@nlohmann.me>
This commit is contained in:
Niels Lohmann
2026-10-01 17:20:40 +02:00
parent 6d2ee1361b 11e75a5428
commit b482bd0afa
307 changed files with 6600 additions and 15196 deletions
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include/nlohmann/detail/conversions/from_json.hpp
+22 -22
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@@ -312,22 +312,22 @@ void())
}
template < typename BasicJsonType, typename T, std::size_t... Idx >
std::array<T, sizeof...(Idx)> from_json_inplace_array_impl(BasicJsonType&& j,
std::array<T, sizeof...(Idx)> from_json_inplace_array_impl(const BasicJsonType& j,
identity_tag<std::array<T, sizeof...(Idx)>> /*unused*/, index_sequence<Idx...> /*unused*/)
{
return { { std::forward<BasicJsonType>(j).at(Idx).template get<T>()... } };
return { { j.at(Idx).template get<T>()... } };
}
template < typename BasicJsonType, typename T, std::size_t N >
auto from_json(BasicJsonType&& j, identity_tag<std::array<T, N>> tag)
-> decltype(from_json_inplace_array_impl(std::forward<BasicJsonType>(j), tag, make_index_sequence<N> {}))
auto from_json(const BasicJsonType& j, identity_tag<std::array<T, N>> tag)
-> decltype(from_json_inplace_array_impl(j, tag, make_index_sequence<N> {}))
{
if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
{
JSON_THROW(type_error::create(302, concat("type must be array, but is ", j.type_name()), &j));
}
return from_json_inplace_array_impl(std::forward<BasicJsonType>(j), tag, make_index_sequence<N> {});
return from_json_inplace_array_impl(j, tag, make_index_sequence<N> {});
}
template<typename BasicJsonType>
@@ -460,54 +460,54 @@ template<std::size_t PTagValue, typename BasicJsonType, typename... Types>
using tuple_type = std::tuple < decltype(from_json_tuple_get_impl(std::declval<BasicJsonType>(), detail::identity_tag<Types> {}, detail::priority_tag<PTagValue> {}))... >;
template<std::size_t PTagValue, typename... Args, typename BasicJsonType, std::size_t... Idx>
tuple_type<PTagValue, BasicJsonType, Args...> from_json_tuple_impl_base(BasicJsonType&& j, index_sequence<Idx...> /*unused*/)
tuple_type<PTagValue, const BasicJsonType&, Args...> from_json_tuple_impl_base(const BasicJsonType& j, index_sequence<Idx...> /*unused*/)
{
return tuple_type<PTagValue, BasicJsonType, Args...>(from_json_tuple_get_impl(std::forward<BasicJsonType>(j).at(Idx), detail::identity_tag<Args> {}, detail::priority_tag<PTagValue> {})...);
return tuple_type<PTagValue, const BasicJsonType&, Args...>(from_json_tuple_get_impl(j.at(Idx), detail::identity_tag<Args> {}, detail::priority_tag<PTagValue> {})...);
}
template<std::size_t PTagValue, typename BasicJsonType>
std::tuple<> from_json_tuple_impl_base(BasicJsonType& /*unused*/, index_sequence<> /*unused*/)
std::tuple<> from_json_tuple_impl_base(const BasicJsonType& /*unused*/, index_sequence<> /*unused*/)
{
return {};
}
template < typename BasicJsonType, class A1, class A2 >
std::pair<A1, A2> from_json_tuple_impl(BasicJsonType&& j, identity_tag<std::pair<A1, A2>> /*unused*/, priority_tag<0> /*unused*/)
std::pair<A1, A2> from_json_tuple_impl(const BasicJsonType& j, identity_tag<std::pair<A1, A2>> /*unused*/, priority_tag<0> /*unused*/)
{
return {std::forward<BasicJsonType>(j).at(0).template get<A1>(),
std::forward<BasicJsonType>(j).at(1).template get<A2>()};
return {j.at(0).template get<A1>(),
j.at(1).template get<A2>()};
}
template<typename BasicJsonType, typename A1, typename A2>
inline void from_json_tuple_impl(BasicJsonType&& j, std::pair<A1, A2>& p, priority_tag<1> /*unused*/)
inline void from_json_tuple_impl(const BasicJsonType& j, std::pair<A1, A2>& p, priority_tag<1> /*unused*/)
{
p = from_json_tuple_impl(std::forward<BasicJsonType>(j), identity_tag<std::pair<A1, A2>> {}, priority_tag<0> {});
p = from_json_tuple_impl(j, identity_tag<std::pair<A1, A2>> {}, priority_tag<0> {});
}
template<typename BasicJsonType, typename... Args>
std::tuple<Args...> from_json_tuple_impl(BasicJsonType&& j, identity_tag<std::tuple<Args...>> /*unused*/, priority_tag<2> /*unused*/)
std::tuple<Args...> from_json_tuple_impl(const BasicJsonType& j, identity_tag<std::tuple<Args...>> /*unused*/, priority_tag<2> /*unused*/)
{
static_assert(conjunction<disjunction<negation<std::is_reference<Args>>, is_compatible_reference_type<BasicJsonType, Args>>...>::value,
static_assert(conjunction<disjunction<negation<std::is_reference<Args>>, is_compatible_reference_type<const BasicJsonType&, Args>>...>::value,
"Can not return a tuple containing references to types not contained in a Json, try Json::get_to()");
return from_json_tuple_impl_base<1, Args...>(std::forward<BasicJsonType>(j), index_sequence_for<Args...> {});
return from_json_tuple_impl_base<1, Args...>(j, index_sequence_for<Args...> {});
}
template<typename BasicJsonType, typename... Args>
inline void from_json_tuple_impl(BasicJsonType&& j, std::tuple<Args...>& t, priority_tag<3> /*unused*/)
inline void from_json_tuple_impl(const BasicJsonType& j, std::tuple<Args...>& t, priority_tag<3> /*unused*/)
{
t = from_json_tuple_impl_base<2, Args...>(std::forward<BasicJsonType>(j), index_sequence_for<Args...> {});
t = from_json_tuple_impl_base<2, Args...>(j, index_sequence_for<Args...> {});
}
template<typename BasicJsonType, typename TupleRelated>
auto from_json(BasicJsonType&& j, TupleRelated&& t)
-> decltype(from_json_tuple_impl(std::forward<BasicJsonType>(j), std::forward<TupleRelated>(t), priority_tag<3> {}))
auto from_json(const BasicJsonType& j, TupleRelated&& t)
-> decltype(from_json_tuple_impl(j, std::forward<TupleRelated>(t), priority_tag<3> {}))
{
if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
{
JSON_THROW(type_error::create(302, concat("type must be array, but is ", j.type_name()), &j));
}
return from_json_tuple_impl(std::forward<BasicJsonType>(j), std::forward<TupleRelated>(t), priority_tag<3> {});
return from_json_tuple_impl(j, std::forward<TupleRelated>(t), priority_tag<3> {});
}
// shared body for std::map/std::unordered_map with a non-string Key: both
@@ -588,7 +588,7 @@ struct from_json_fn
/// namespace to hold default `from_json` function
/// to see why this is required:
/// http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/n4381.html
namespace // NOLINT(cert-dcl59-cpp,fuchsia-header-anon-namespaces,google-build-namespaces)
namespace // NOLINT(cert-dcl59-cpp,fuchsia-header-anon-namespaces,google-build-namespaces,misc-anonymous-namespace-in-header)
{
#endif
JSON_INLINE_VARIABLE constexpr const auto& from_json = // NOLINT(misc-definitions-in-headers)