jle::optional< _Tp > Class Template Reference

Class template for optional values. More...

#include <optional.hpp>

Public Member Functions
constexpr	optional (nullopt_t) noexcept
constexpr	optional (const _Tp &__t)
constexpr	optional (_Tp &&__t)
template<typename... _Args>
constexpr	optional (in_place_t, _Args &&...__args)
template<typename _Up , typename... _Args, typename std::enable_if< std::is_constructible< _Tp, std::initializer_list< _Up > &, _Args &&... >::value, int >::type... >
constexpr	optional (in_place_t, std::initializer_list< _Up > __il, _Args &&...__args)
	optional (const optional &__other)
	optional (optional &&__other) noexcept(std::is_nothrow_move_constructible< _Tp >())
optional &	operator= (nullopt_t) noexcept
optional &	operator= (const optional &__other)
optional &	operator= (optional &&__other) noexcept(std::__and_< std::is_nothrow_move_constructible< _Tp >, std::is_nothrow_move_assignable< _Tp >>())
template<typename _Up >
std::enable_if< std::is_same< _Tp, typename std::decay< _Up >::type >::value, optional & >::type	operator= (_Up &&__u)
template<typename... _Args>
void	emplace (_Args &&...__args)
template<typename _Up , typename... _Args>
std::enable_if< std::is_constructible< _Tp, std::initializer_list< _Up > &, _Args &&... >::value >::type	emplace (std::initializer_list< _Up > __il, _Args &&...__args)
void	swap (optional &__other)
constexpr const _Tp *	operator-> () const
_Tp *	operator-> ()
constexpr const _Tp &	operator* () const
_Tp &	operator* ()
constexpr	operator bool () const noexcept
constexpr bool	has_value () const noexcept
constexpr const _Tp &	value () const
_Tp &	value ()
template<typename _Up >
constexpr _Tp	value_or (_Up &&__u) const &
template<typename _Up >
_Tp	value_or (_Up &&__u)&&

Friends
template<typename _Tpa >
constexpr bool	operator== (const optional< _Tpa > &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator!= (const optional< _Tpa > &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator< (const optional< _Tpa > &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator> (const optional< _Tpa > &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator<= (const optional< _Tpa > &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator>= (const optional< _Tpa > &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator== (const optional< _Tpa > &__lhs, nullopt_t) noexcept
template<typename _Tpa >
constexpr bool	operator== (nullopt_t, const optional< _Tpa > &__rhs) noexcept
template<typename _Tpa >
constexpr bool	operator!= (const optional< _Tpa > &__lhs, nullopt_t) noexcept
template<typename _Tpa >
constexpr bool	operator!= (nullopt_t, const optional< _Tpa > &__rhs) noexcept
template<typename _Tpa >
constexpr bool	operator< (const optional< _Tpa > &, nullopt_t) noexcept
template<typename _Tpa >
constexpr bool	operator< (nullopt_t, const optional< _Tpa > &__rhs) noexcept
template<typename _Tpa >
constexpr bool	operator> (const optional< _Tpa > &__lhs, nullopt_t) noexcept
template<typename _Tpa >
constexpr bool	operator> (nullopt_t, const optional< _Tpa > &) noexcept
template<typename _Tpa >
constexpr bool	operator<= (const optional< _Tpa > &__lhs, nullopt_t) noexcept
template<typename _Tpa >
constexpr bool	operator<= (nullopt_t, const optional< _Tpa > &) noexcept
template<typename _Tpa >
constexpr bool	operator>= (const optional< _Tpa > &, nullopt_t) noexcept
template<typename _Tpa >
constexpr bool	operator>= (nullopt_t, const optional< _Tpa > &__rhs) noexcept
template<typename _Tpa >
constexpr bool	operator== (const optional< _Tpa > &__lhs, const _Tpa &__rhs)
template<typename _Tpa >
constexpr bool	operator== (const _Tpa &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator!= (const optional< _Tpa > &__lhs, _Tpa const &__rhs)
template<typename _Tpa >
constexpr bool	operator!= (const _Tpa &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator< (const optional< _Tpa > &__lhs, const _Tpa &__rhs)
template<typename _Tpa >
constexpr bool	operator< (const _Tpa &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator> (const optional< _Tpa > &__lhs, const _Tpa &__rhs)
template<typename _Tpa >
constexpr bool	operator> (const _Tpa &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator<= (const optional< _Tpa > &__lhs, const _Tpa &__rhs)
template<typename _Tpa >
constexpr bool	operator<= (const _Tpa &__lhs, const optional< _Tpa > &__rhs)
template<typename _Tpa >
constexpr bool	operator>= (const optional< _Tpa > &__lhs, const _Tpa &__rhs)
template<typename _Tpa >
constexpr bool	operator>= (const _Tpa &__lhs, const optional< _Tpa > &__rhs)

Detailed Description

template<typename _Tp>
class jle::optional< _Tp >

Class template for optional values.

Examples:

/core/ex_optional.cpp.

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

• src/core/optional.hpp