EntityComponentMetaSystem/src/EC/Meta/Combine.hpp
Stephen Seo a008830373 Added License and legal related requirements
All source files in src/EC now has some text describing
attribution notice to the original work this work derives from.
2016-03-15 19:29:13 +09:00

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// This work derives from Vittorio Romeo's code used for cppcon 2015 licensed under the Academic Free License.
// His code is available here: https://github.com/SuperV1234/cppcon2015
#ifndef EC_META_COMBINE_HPP
#define EC_META_COMBINE_HPP
#include "TypeList.hpp"
namespace EC
{
namespace Meta
{
template <typename TTypeListA, typename TTypeListB>
struct CombineHelper
{
using type = TypeList<>;
};
template <template <typename...> class TTypeListA, template <typename...> class TTypeListB, typename... TypesA, typename... TypesB>
struct CombineHelper<TTypeListA<TypesA...>, TTypeListB<TypesB...> >
{
using type = TypeList<TypesA..., TypesB...>;
};
template <typename TTypeListA, typename TTypeListB>
using Combine = typename CombineHelper<TTypeListA, TTypeListB>::type;
}
}
#endif