Added overload of contains<> for tuple

This commit is contained in:
Ruslan Garnov 2019-06-20 14:36:16 +03:00
parent 1d2ef6b2a1
commit 7c0a9ff4c1

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@ -91,6 +91,9 @@ namespace detail
template <typename T1, typename T2, typename... Ts>
struct contains<T1, T2, Ts...> : std::integral_constant<bool, std::is_same<T1, T2>::value ||
contains<T1, Ts...>::value> {};
template<typename T, typename... Types>
struct contains<T, std::tuple<Types...>> : std::integral_constant<bool, contains<T, Types...>::value> {};
template <typename...>
struct all_unique : std::true_type{};