halcheck::lib::optional< T > Class Template Reference

An implementation of std::optional. More...

#include <optional.hpp>

Public Member Functions
constexpr	optional (lib::nullopt_t) noexcept
template<typename U = T>
	optional (const optional< U > &other)
template<typename U = T>
	optional (const optional< U > &other)
template<typename U = T>
	optional (optional< U > &&other)
template<typename U = T>
	optional (optional< U > &&other)
template<typename U = T, typename... Args>
constexpr	optional (lib::in_place_t, Args &&...args)
template<typename U = T, typename... Args>
constexpr	optional (lib::in_place_t, std::initializer_list< U > ilist, Args &&...args)
template<typename U = lib::remove_cvref_t<T>>
constexpr	optional (U &&value)
template<typename U = lib::remove_cvref_t<T>>
constexpr	optional (U &&value)
optional &	operator= (lib::nullopt_t)
template<typename U = lib::remove_cv_t<T>>
optional &	operator= (U &&other)
template<typename U >
optional &	operator= (optional< U > &&other)
template<typename U >
optional &	operator= (const optional< U > &other)
const value_type *	operator-> () const
value_type *	operator-> ()
constexpr bool	has_value () const noexcept
const T &	value () const &
T &	value () &
const T &&	value () const &&
T &&	value () &&
template<typename U = lib::remove_cv_t<T>>
constexpr T	value_or (U &&default_value) const &
template<typename U = lib::remove_cv_t<T>>
T	value_or (U &&default_value) &&
template<bool _ = std::is_move_constructible<T>() && lib::is_swappable<T>()>
void	swap (optional &other) noexcept(std::is_nothrow_move_constructible< T >() &&lib::is_nothrow_swappable< T >())

Friends
template<bool _ = true>
void	swap (lib::optional< T > &lhs, lib::optional< T > &rhs) noexcept(std::is_nothrow_move_constructible< T >() &&lib::is_nothrow_swappable< T >())
	An implementation of std::swap for optional.

Detailed Description

template<typename T>
class halcheck::lib::optional< T >

An implementation of std::optional.

See also

std::optional

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

• include/halcheck/lib/optional.hpp