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add range/adaptor/transformed

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bolero-MURAKAMI 2012-04-30 17:30:47 +09:00
parent 3e5facb754
commit 3ff16b4054
8 changed files with 743 additions and 41 deletions
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41
sprout/tuple/tuple.hpp
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@ -13,27 +13,52 @@ namespace sprout {
namespace detail {
template<std::size_t Index, typename Head, bool IsEmpty>
class head_base;
//!!!
// EBO disabled
// template<std::size_t Index, typename Head>
// class head_base<Index, Head, true>
// : public Head
// {
// public:
// static SPROUT_CONSTEXPR Head& head(head_base& t) SPROUT_NOEXCEPT {
// return t;
// }
// static SPROUT_CONSTEXPR Head const& head(head_base const& t) SPROUT_NOEXCEPT {
// return t;
// }
// public:
// SPROUT_CONSTEXPR head_base()
// : Head()
// {}
// SPROUT_CONSTEXPR head_base(Head const& v)
// : Head(v)
// {}
// template<typename UHead>
// SPROUT_CONSTEXPR head_base(UHead&& v)
// : Head(sprout::forward<UHead>(v))
// {}
// };
template<std::size_t Index, typename Head>
class head_base<Index, Head, true>
: public Head
{
class head_base<Index, Head, true> {
public:
static SPROUT_CONSTEXPR Head& head(head_base& t) SPROUT_NOEXCEPT {
return t;
return t.head_;
}
static SPROUT_CONSTEXPR Head const& head(head_base const& t) SPROUT_NOEXCEPT {
return t;
return t.head_;
}
private:
Head head_;
public:
SPROUT_CONSTEXPR head_base()
: Head()
: head_()
{}
SPROUT_CONSTEXPR head_base(Head const& v)
: Head(v)
: head_(v)
{}
template<typename UHead>
SPROUT_CONSTEXPR head_base(UHead&& v)
: Head(sprout::forward<UHead>(v))
: head_(sprout::forward<UHead>(v))
{}
};
template<std::size_t Index, typename Head>