| 1 | /* Copyright 2017-2018 Joaquin M Lopez Munoz. |
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| 2 | * Distributed under the Boost Software License, Version 1.0. |
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| 3 | * (See accompanying file LICENSE_1_0.txt or copy at |
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| 4 | * http://www.boost.org/LICENSE_1_0.txt) |
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| 5 | * |
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| 6 | * See http://www.boost.org/libs/poly_collection for library home page. |
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| 7 | */ |
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| 8 | |
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| 9 | #ifndef BOOST_POLY_COLLECTION_DETAIL_IS_EQUALITY_COMPARABLE_HPP |
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| 10 | #define BOOST_POLY_COLLECTION_DETAIL_IS_EQUALITY_COMPARABLE_HPP |
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| 11 | |
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| 12 | #if defined(_MSC_VER) |
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| 13 | #pragma once |
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| 14 | #endif |
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| 15 | |
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| 16 | #include <boost/type_traits/has_equal_to.hpp> |
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| 17 | #include <type_traits> |
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| 18 | |
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| 19 | namespace boost{ |
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| 20 | |
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| 21 | namespace poly_collection{ |
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| 22 | |
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| 23 | namespace detail{ |
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| 24 | |
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| 25 | template<typename T> |
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| 26 | using is_equality_comparable=std::integral_constant< |
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| 27 | bool, |
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| 28 | has_equal_to<T,T,bool>::value |
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| 29 | >; |
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| 30 | |
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| 31 | } /* namespace poly_collection::detail */ |
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| 32 | |
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| 33 | } /* namespace poly_collection */ |
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| 34 | |
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| 35 | } /* namespace boost */ |
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| 36 | |
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| 37 | #endif |
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| 38 | |
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