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some concepts

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Naios 2015-06-22 16:30:08 +02:00
parent 9e9a4434f1
commit e233fe4785
2 changed files with 62 additions and 31 deletions
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45
include/Continuable.h
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@ -289,6 +289,21 @@ inline auto make_continuable()
namespace detail
{
template<typename Left, typename Right>
struct concat_identities;
template<typename... Left, typename... Right>
struct concat_identities<fu::identity<Left...>, fu::identity<Right...>>
{
typedef fu::identity<Left..., Right...> type;
};
template<typename... _CTy>
struct multiple_chainer_test
{
};
template<typename _ATy>
struct void_wrap_trait;
@ -404,6 +419,36 @@ namespace detail
{
return remove_void_trait(box_continuable_trait(std::forward<_CTy>(functional)));
}
template<typename Current, typename First, typename... Rest>
struct multiple_result_maker;
template<typename... Previous, typename Last>
struct multiple_result_maker<fu::identity<Previous...>, Last>
{
// typedef decltype(correct(std::declval<typename std::decay<Last>::type>())) corrected_t;
/*
typedef typename concat_identities<
fu::identity<Previous...>,
fu::argument_type_of_t<Last>
> type;
*/
};
template<typename... Previous, typename First, typename... Rest>
struct multiple_result_maker<fu::identity<Previous...>, First, Rest...>
{
/*
typedef typename multiple_result_maker<
typename concat_identities<
fu::identity<Previous...>,
fu::argument_type_of_t<First>
>,
Rest...
> type;
*/
};
};
}

48
test.cpp
View File

@ -25,6 +25,15 @@ enum SpellCastResult
template<typename T>
using Optional = boost::optional<T>;
Continuable<> Log(std::string const& message)
{
return make_continuable([=](Callback<>&& callback)
{
std::cout << message << std::endl;
callback();
});
}
// Original method taking an optional callback.
void CastSpell(int id, Optional<Callback<SpellCastResult>> const& callback = boost::none)
{
@ -47,13 +56,10 @@ Continuable<SpellCastResult> CastSpellPromise(int id)
// Void instant returning continuable promise for testing purposes
Continuable<> TrivialPromise(std::string const& msg = "")
{
return make_continuable([=](Callback<>&& callback)
return Log(msg).then(make_continuable([=](Callback<>&& callback)
{
if (!msg.empty())
std::cout << msg << std::endl;
callback();
});
}));
}
Continuable<bool> Validate()
@ -84,6 +90,7 @@ int main(int /*argc*/, char** /*argv*/)
std::cout << "Pause a callback (void test) " << std::endl;
})
.then(Validate())
.then(TrivialPromise("huhu"))
.then(CastSpellPromise(3))
.then(CastSpellPromise(4))
.then(CastSpellPromise(5))
@ -110,6 +117,7 @@ int main(int /*argc*/, char** /*argv*/)
)
.then([]
{
std::cout << "Finished" << std::endl;
});
//Continuable<bool> cb = make_continuable([](Callback<bool>&& callback)
@ -222,34 +230,12 @@ int main(int /*argc*/, char** /*argv*/)
//// Here we go
//entry();
/*
auto testaiasj = remove_void_trait([]
{
});
detail::functional_traits<>::multiple_result_maker<
fu::identity<>,
*/
std::function<Continuable<int>>
/*
auto testres = Continuable<>::remove_void_trait([]
{
});
*/
auto test1 = detail::functional_traits<>::correct([]
{
});
auto test2 = detail::functional_traits<>::correct([]
{
return make_continuable([](Callback<int, int>&& callback)
{
callback(1, 2);
});
});
auto test3 = detail::functional_traits<>::correct(make_continuable());
> test282;
std::cout << "ok" << std::endl;
return 0;