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Diffstat (limited to 'include/lib/modernjson/detail/meta/cpp_future.hpp')
-rw-r--r-- | include/lib/modernjson/detail/meta/cpp_future.hpp | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/include/lib/modernjson/detail/meta/cpp_future.hpp b/include/lib/modernjson/detail/meta/cpp_future.hpp deleted file mode 100644 index 948cd4f..0000000 --- a/include/lib/modernjson/detail/meta/cpp_future.hpp +++ /dev/null @@ -1,63 +0,0 @@ -#pragma once - -#include <ciso646> // not -#include <cstddef> // size_t -#include <type_traits> // conditional, enable_if, false_type, integral_constant, is_constructible, is_integral, is_same, remove_cv, remove_reference, true_type - -namespace nlohmann -{ -namespace detail -{ -// alias templates to reduce boilerplate -template<bool B, typename T = void> -using enable_if_t = typename std::enable_if<B, T>::type; - -template<typename T> -using uncvref_t = typename std::remove_cv<typename std::remove_reference<T>::type>::type; - -// implementation of C++14 index_sequence and affiliates -// source: https://stackoverflow.com/a/32223343 -template<std::size_t... Ints> -struct index_sequence -{ - using type = index_sequence; - using value_type = std::size_t; - static constexpr std::size_t size() noexcept - { - return sizeof...(Ints); - } -}; - -template<class Sequence1, class Sequence2> -struct merge_and_renumber; - -template<std::size_t... I1, std::size_t... I2> -struct merge_and_renumber<index_sequence<I1...>, index_sequence<I2...>> - : index_sequence < I1..., (sizeof...(I1) + I2)... > {}; - -template<std::size_t N> -struct make_index_sequence - : merge_and_renumber < typename make_index_sequence < N / 2 >::type, - typename make_index_sequence < N - N / 2 >::type > {}; - -template<> struct make_index_sequence<0> : index_sequence<> {}; -template<> struct make_index_sequence<1> : index_sequence<0> {}; - -template<typename... Ts> -using index_sequence_for = make_index_sequence<sizeof...(Ts)>; - -// dispatch utility (taken from ranges-v3) -template<unsigned N> struct priority_tag : priority_tag < N - 1 > {}; -template<> struct priority_tag<0> {}; - -// taken from ranges-v3 -template<typename T> -struct static_const -{ - static constexpr T value{}; -}; - -template<typename T> -constexpr T static_const<T>::value; -} // namespace detail -} // namespace nlohmann |