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more noexcept for pair

master
Daniel Kolesa 2015-04-29 18:52:00 +01:00
parent b1192b248c
commit 95711030aa
1 changed files with 32 additions and 8 deletions
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40
octa/utility.h
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@ -63,31 +63,55 @@ namespace octa {
T first;
U second;
Pair() = default;
Pair() noexcept(
IsNothrowDefaultConstructible<T>::value
&& IsNothrowDefaultConstructible<U>::value
) = default;
~Pair() = default;
Pair(const Pair &) = default;
Pair(Pair &&) = default;
Pair(const Pair &) noexcept(
IsNothrowCopyConstructible<T>::value
&& IsNothrowCopyConstructible<U>::value
) = default;
Pair(Pair &&) noexcept(
IsNothrowMoveConstructible<T>::value
&& IsNothrowMoveConstructible<U>::value
) = default;
Pair(const T &x, const U &y): first(x), second(y) {}
Pair(const T &x, const U &y) noexcept(
IsNothrowCopyConstructible<T>::value
&& IsNothrowCopyConstructible<U>::value
): first(x), second(y) {}
template<typename TT, typename UU>
Pair(TT &&x, UU &&y): first(forward<TT>(x)), second(forward<UU>(y)) {}
template<typename TT, typename UU>
Pair(const Pair<TT, UU> &v): first(v.first), second(v.second) {}
Pair(const Pair<TT, UU> &v) noexcept(
IsNothrowCopyConstructible<T>::value
&& IsNothrowCopyConstructible<U>::value
): first(v.first), second(v.second) {}
template<typename TT, typename UU>
Pair(Pair<TT, UU> &&v): first(move(v.first)), second(move(v.second)) {}
Pair(Pair<TT, UU> &&v) noexcept(
IsNothrowMoveConstructible<T>::value
&& IsNothrowMoveConstructible<U>::value
): first(move(v.first)), second(move(v.second)) {}
Pair &operator=(const Pair &v) {
Pair &operator=(const Pair &v) noexcept(
IsNothrowCopyAssignable<T>::value
&& IsNothrowCopyAssignable<U>::value
) {
first = v.first;
second = v.second;
return *this;
}
template<typename TT, typename UU>
Pair &operator=(const Pair<TT, UU> &v) {
Pair &operator=(const Pair<TT, UU> &v) noexcept(
IsNothrowCopyAssignable<T>::value
&& IsNothrowCopyAssignable<U>::value
) {
first = v.first;
second = v.second;
return *this;