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Made result::error movable.

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Closes #108.
This commit is contained in:
Klemens
2023-03-17 12:53:14 +08:00
parent ee80491cab
commit c5c49894e6
5 changed files with 126 additions and 3 deletions
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include/boost/system/result.hpp
+14 -2
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@@ -401,12 +401,18 @@ public:
// error access
constexpr E error() const
constexpr E error() const &
noexcept( std::is_nothrow_default_constructible<E>::value && std::is_nothrow_copy_constructible<E>::value )
{
return has_error()? variant2::unsafe_get<1>( v_ ): E();
}
BOOST_CXX14_CONSTEXPR E error() &&
noexcept( std::is_nothrow_default_constructible<E>::value && std::is_nothrow_move_constructible<E>::value )
{
return has_error()? std::move( variant2::unsafe_get<1>( v_ ) ): E();
}
// emplace
template<class... A>
@@ -581,12 +587,18 @@ public:
// error access
constexpr E error() const
constexpr E error() const &
noexcept( std::is_nothrow_default_constructible<E>::value && std::is_nothrow_copy_constructible<E>::value )
{
return has_error()? variant2::unsafe_get<1>( v_ ): E();
}
BOOST_CXX14_CONSTEXPR E error() &&
noexcept( std::is_nothrow_default_constructible<E>::value && std::is_nothrow_move_constructible<E>::value )
{
return has_error()? std::move( variant2::unsafe_get<1>( v_ ) ): E();
}
// emplace
BOOST_CXX14_CONSTEXPR void emplace()