/* Proposed SG14 status_code
-(C) 2018-2019 Niall Douglas <http://www.nedproductions.biz/> (5 commits)
+(C) 2018 - 2019 Niall Douglas <http://www.nedproductions.biz/> (5 commits)
File Created: Feb 2018
-Boost Software License - Version 1.0 - August 17th, 2003
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-FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License in the accompanying file
+Licence.txt or at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+
+Distributed under the Boost Software License, Version 1.0.
+(See accompanying file Licence.txt or copy at
+http://www.boost.org/LICENSE_1_0.txt)
*/
#ifndef BOOST_OUTCOME_SYSTEM_ERROR2_STATUS_CODE_HPP
the domain's value type, but cannot be copied, moved, nor destructed. Thus one
always passes this around by const lvalue reference.
*/
-template <> class status_code<void>
+template <> class BOOST_OUTCOME_SYSTEM_ERROR2_TRIVIAL_ABI status_code<void>
{
template <class T> friend class status_code;
~status_code() = default;
//! Used to construct a non-empty type erased status code
- constexpr explicit status_code(const status_code_domain *v) noexcept : _domain(v) {}
+ constexpr explicit status_code(const status_code_domain *v) noexcept
+ : _domain(v)
+ {
+ }
public:
//! Return the status code domain.
using domain_type = status_code_domain;
using value_type = ErasedType;
};
- template <class DomainType> class status_code_storage : public status_code<void>
+ template <class DomainType> class BOOST_OUTCOME_SYSTEM_ERROR2_TRIVIAL_ABI status_code_storage : public status_code<void>
{
using _base = status_code<void>;
protected:
status_code_storage() = default;
status_code_storage(const status_code_storage &) = default;
- BOOST_OUTCOME_SYSTEM_ERROR2_CONSTEXPR14 status_code_storage(status_code_storage &&o) noexcept : _base(static_cast<status_code_storage &&>(o)), _value(static_cast<status_code_storage &&>(o)._value) { o._domain = nullptr; }
+ BOOST_OUTCOME_SYSTEM_ERROR2_CONSTEXPR14 status_code_storage(status_code_storage &&o) noexcept
+ : _base(static_cast<status_code_storage &&>(o))
+ , _value(static_cast<status_code_storage &&>(o)._value)
+ {
+ o._domain = nullptr;
+ }
status_code_storage &operator=(const status_code_storage &) = default;
BOOST_OUTCOME_SYSTEM_ERROR2_CONSTEXPR14 status_code_storage &operator=(status_code_storage &&o) noexcept
{
You may mix in custom member functions and member function overrides by injecting a specialisation of
`mixins::mixin<Base, YourDomainType>`. Your mixin must inherit from `Base`.
*/
-template <class DomainType> class status_code : public mixins::mixin<detail::status_code_storage<DomainType>, DomainType>
+template <class DomainType> class BOOST_OUTCOME_SYSTEM_ERROR2_TRIVIAL_ABI status_code : public mixins::mixin<detail::status_code_storage<DomainType>, DomainType>
{
template <class T> friend class status_code;
using _base = mixins::mixin<detail::status_code_storage<DomainType>, DomainType>;
bool>::type = true>
constexpr status_code(T &&v, Args &&... args) noexcept(noexcept(make_status_code(std::declval<T>(), std::declval<Args>()...))) // NOLINT
- : status_code(make_status_code(static_cast<T &&>(v), static_cast<Args &&>(args)...))
+
: status_code(make_status_code(static_cast<T &&>(v), static_cast<Args &&>(args)...))
{
}
//! Explicit in-place construction.
If it is found, and it generates a status code compatible with this status code, implicit construction
is made available.
*/
-template <class ErasedType> class status_code<erased<ErasedType>> : public mixins::mixin<detail::status_code_storage<erased<ErasedType>>, erased<ErasedType>>
+template <class ErasedType> class BOOST_OUTCOME_SYSTEM_ERROR2_TRIVIAL_ABI status_code<erased<ErasedType>> : public mixins::mixin<detail::status_code_storage<erased<ErasedType>>, erased<ErasedType>>
{
template <class T> friend class status_code;
using _base = mixins::mixin<detail::status_code_storage<erased<ErasedType>>, erased<ErasedType>>;
&& std::is_constructible<status_code, MakeStatusCodeResult>::value, // ADLed status code is compatible
bool>::type = true>
constexpr status_code(T &&v, Args &&... args) noexcept(noexcept(make_status_code(std::declval<T>(), std::declval<Args>()...))) // NOLINT
- : status_code(make_status_code(static_cast<T &&>(v), static_cast<Args &&>(args)...))
+
: status_code(make_status_code(static_cast<T &&>(v), static_cast<Args &&>(args)...))
{
}
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