stdx::unexpected< E > Class Template Reference

#include <expected.h>

Public Types
using	error_type = E

Public Member Functions
constexpr	unexpected (const unexpected &)=default
constexpr	unexpected (unexpected &&) noexcept=default
template<class Err = E> requires (!std::is_same_v<std::remove_cvref_t<Err>, unexpected> && !std::is_same_v<std::remove_cvref_t<Err>, std::in_place_t> && std::is_constructible_v<E, Err>)
constexpr	unexpected (Err &&err) noexcept(std::is_nothrow_constructible_v< E, Err >)
template<class... Args> requires std::constructible_from<E, Args &&...>
constexpr	unexpected (std::in_place_t, Args &&...args) noexcept(std::is_nothrow_constructible_v< E, Args... >)
template<class U , class... Args> requires (std::constructible_from<E, std::initializer_list<U>, Args && ...>)
constexpr	unexpected (std::in_place_t, std::initializer_list< U > il, Args &&...args) noexcept(std::is_nothrow_constructible_v< E, std::initializer_list< U > &, Args... >)
constexpr unexpected &	operator= (const unexpected &)=default
constexpr unexpected &	operator= (unexpected &&) noexcept=default
constexpr error_type &	error () &noexcept
constexpr const error_type &	error () const &noexcept
constexpr error_type &&	error () &&noexcept
constexpr const error_type &&	error () const &&noexcept
constexpr void	swap (unexpected &other) noexcept(std::is_nothrow_swappable_v< E >)

Private Attributes
error_type	error_

Friends
template<class E2 >
constexpr friend bool	operator== (const unexpected &lhs, const stdx::unexpected< E2 > &rhs)
constexpr friend void	swap (unexpected &lhs, unexpected &rhs) noexcept(noexcept(lhs.swap(rhs)))

Member Typedef Documentation

error_type

template<typename E >

using stdx::unexpected< E >::error_type = E

Constructor & Destructor Documentation

unexpected() [1/5]

template<typename E >

constexpr stdx::unexpected< E >::unexpected ( const unexpected< E > &  )

constexprdefault

unexpected() [2/5]

template<typename E >

constexpr stdx::unexpected< E >::unexpected ( unexpected< E > &&  )

constexprdefaultnoexcept

unexpected() [3/5]

template<typename E >

template<class Err = E>
requires (!std::is_same_v<std::remove_cvref_t<Err>, unexpected> && !std::is_same_v<std::remove_cvref_t<Err>, std::in_place_t> && std::is_constructible_v<E, Err>)

constexpr stdx::unexpected< E >::unexpected ( Err &&  err )

inlineexplicitconstexprnoexcept

unexpected() [4/5]

template<typename E >

template<class... Args>
requires std::constructible_from<E, Args &&...>

constexpr stdx::unexpected< E >::unexpected ( std::in_place_t  , Args &&...  args  )

inlineexplicitconstexprnoexcept

unexpected() [5/5]

template<typename E >

template<class U , class... Args>
requires (std::constructible_from<E, std::initializer_list<U>, Args && ...>)

constexpr stdx::unexpected< E >::unexpected ( std::in_place_t  , std::initializer_list< U >  il, Args &&...  args  )

inlineexplicitconstexprnoexcept

Member Function Documentation

error() [1/4]

template<typename E >

constexpr error_type && stdx::unexpected< E >::error ( ) &&

inlineconstexprnoexcept

error() [2/4]

template<typename E >

constexpr error_type & stdx::unexpected< E >::error ( ) &

inlineconstexprnoexcept

error() [3/4]

template<typename E >

constexpr const error_type && stdx::unexpected< E >::error ( ) const &&

inlineconstexprnoexcept

error() [4/4]

template<typename E >

constexpr const error_type & stdx::unexpected< E >::error ( ) const &

inlineconstexprnoexcept

operator=() [1/2]

template<typename E >

constexpr unexpected & stdx::unexpected< E >::operator= ( const unexpected< E > &  )

constexprdefault

operator=() [2/2]

template<typename E >

constexpr unexpected & stdx::unexpected< E >::operator= ( unexpected< E > &&  )

constexprdefaultnoexcept

swap()

template<typename E >

constexpr void stdx::unexpected< E >::swap ( unexpected< E > &  other )

inlineconstexprnoexcept

Friends And Related Function Documentation

operator==

template<typename E >

template<class E2 >

constexpr friend bool operator== ( const unexpected< E > &  lhs, const stdx::unexpected< E2 > &  rhs  )

friend

swap

template<typename E >

constexpr friend void swap ( unexpected< E > &  lhs, unexpected< E > &  rhs  )

friend

Member Data Documentation

error_

template<typename E >

error_type stdx::unexpected< E >::error_

private

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The documentation for this class was generated from the following file:

• router/src/harness/include/mysql/harness/stdx/expected.h