[sprout.functional] add all transparent functors

This commit is contained in:
bolero-MURAKAMI 2013-10-26 23:17:09 +09:00
parent 2a57ee6af5
commit be9a5f9b78
59 changed files with 1047 additions and 301 deletions

View file

@ -8,25 +8,15 @@
#ifndef SPROUT_FUNCTIONAL_POLYMORPHIC_PLUS_ASSIGN_HPP
#define SPROUT_FUNCTIONAL_POLYMORPHIC_PLUS_ASSIGN_HPP
#include <utility>
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/functional/plus_assign.hpp>
namespace sprout {
//
// plus_assign_t
// plus_assign_
//
struct plus_assign_t {
public:
template<typename T, typename U>
SPROUT_CONSTEXPR decltype(std::declval<T>() += std::declval<U>())
operator()(T&& x, U&& y)
const SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(std::declval<T>() += std::declval<U>()))
{
return sprout::forward<T>(x) += sprout::forward<U>(y);
}
};
typedef sprout::plus_assign<> plus_assign_t;
namespace {
SPROUT_STATIC_CONSTEXPR sprout::plus_assign_t plus_assign_ = {};
} // anonymous-namespace