2016-03-04 12:12:37 +00:00
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2016-03-15 10:29:13 +00:00
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// This work derives from Vittorio Romeo's code used for cppcon 2015 licensed under the Academic Free License.
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// His code is available here: https://github.com/SuperV1234/cppcon2015
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2016-03-04 12:12:37 +00:00
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#ifndef EC_META_CONTAINS_ALL_HPP
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#define EC_META_CONTAINS_ALL_HPP
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#include "TypeList.hpp"
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#include "Contains.hpp"
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namespace EC
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{
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namespace Meta
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{
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template <typename TTypeListA, typename TTypeListB>
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struct ContainsAllHelper :
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std::true_type
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{
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};
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2016-03-14 08:53:57 +00:00
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template <template <typename...> class TTypeListA, typename Type, typename... Types, typename TTypeListB>
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struct ContainsAllHelper<TTypeListA<Type, Types...>, TTypeListB> :
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2016-03-04 12:12:37 +00:00
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std::conditional<
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Contains<Type, TTypeListB>::value,
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ContainsAllHelper<TypeList<Types...>, TTypeListB>,
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std::false_type
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>::type
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{
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};
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template <typename TTypeListA, typename TTypeListB>
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using ContainsAll = std::integral_constant<bool, ContainsAllHelper<TTypeListA, TTypeListB>::value>;
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}
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}
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#endif
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