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2d957cd46f
Summary: resolves T12767 Reviewers: ivica Reviewed By: ivica Subscribers: miljen Tags: #spacetime Maniphest Tasks: T12767 Differential Revision: https://repo.mireo.local/D25970
34 lines
892 B
C++
34 lines
892 B
C++
#ifndef ASYNC_MQTT5_TRAITS_HPP
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#define ASYNC_MQTT5_TRAITS_HPP
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#include <optional>
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#include <vector>
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#include <boost/range/iterator_range_core.hpp>
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namespace async_mqtt5 {
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template <typename> constexpr bool is_optional_impl = false;
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template <typename T> constexpr bool is_optional_impl<std::optional<T>> = true;
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template <typename T>
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constexpr bool is_optional = is_optional_impl<std::remove_cvref_t<T>>;
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template <class, template<class...> class>
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constexpr bool is_specialization = false;
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template <template<class...> class T, class... Args>
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constexpr bool is_specialization<T<Args...>, T> = true;
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template <typename T>
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concept is_vector = is_specialization<std::remove_cvref_t<T>, std::vector>;
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template <typename T>
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concept is_boost_iterator = is_specialization<
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std::remove_cvref_t<T>, boost::iterator_range
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>;
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} // end namespace async_mqtt5
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#endif // !ASYNC_MQTT5_TRAITS_HPP
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