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[sprout.functional] add all transparent functors

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bolero-MURAKAMI 2013-10-26 23:17:09 +09:00
parent 2a57ee6af5
commit be9a5f9b78
59 changed files with 1047 additions and 301 deletions
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14
sprout/functional/polymorphic/pre_dec.hpp
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@ -8,25 +8,15 @@
#ifndef SPROUT_FUNCTIONAL_POLYMORPHIC_PRE_DEC_HPP
#define SPROUT_FUNCTIONAL_POLYMORPHIC_PRE_DEC_HPP
#include <utility>
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/functional/pre_dec.hpp>
namespace sprout {
//
// pre_dec_t
// pre_dec_
//
struct pre_dec_t {
public:
template<typename T>
SPROUT_CONSTEXPR decltype(--std::declval<T>())
operator()(T&& x)
const SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(--std::declval<T>()))
{
return --sprout::forward<T>(x);
}
};
typedef sprout::pre_dec<> pre_dec_t;
namespace {
SPROUT_STATIC_CONSTEXPR sprout::pre_dec_t pre_dec_ = {};
} // anonymous-namespace