esphome::optional< T > Class Template Reference

#include <optional.h>

Public Types
using	value_type = T

Public Member Functions
	optional ()
	optional (nullopt_t)
	optional (T const &arg)
template<class U >
	optional (optional< U > const &other)
optional &	operator= (nullopt_t)
bool	operator== (optional< T > const &rhs) const
template<class U >
optional &	operator= (optional< U > const &other)
void	swap (optional &rhs) noexcept
value_type const *	operator-> () const
value_type *	operator-> ()
value_type const &	operator* () const
value_type &	operator* ()
	operator safe_bool () const
bool	has_value () const
value_type const &	value () const
value_type &	value ()
template<class U >
value_type	value_or (U const &v) const
void	reset ()

Detailed Description

template<typename T>
class esphome::optional< T >

Definition at line 36 of file optional.h.

Member Typedef Documentation

value_type

template<typename T >

using esphome::optional< T >::value_type = T

Definition at line 41 of file optional.h.

Constructor & Destructor Documentation

optional() [1/4]

template<typename T >

esphome::optional< T >::optional ( )

inline

Definition at line 43 of file optional.h.

optional() [2/4]

template<typename T >

esphome::optional< T >::optional ( nullopt_t )

inline

Definition at line 45 of file optional.h.

optional() [3/4]

template<typename T >

esphome::optional< T >::optional ( T const & arg )

inline

Definition at line 47 of file optional.h.

optional() [4/4]

template<typename T >

template<class U >

esphome::optional< T >::optional ( optional< U > const & other )

inline

Definition at line 49 of file optional.h.

Member Function Documentation

has_value()

template<typename T >

bool esphome::optional< T >::has_value ( ) const

inline

Definition at line 92 of file optional.h.

operator safe_bool()

template<typename T >

esphome::optional< T >::operator safe_bool ( ) const

inline

Definition at line 90 of file optional.h.

operator*() [1/2]

template<typename T >

value_type & esphome::optional< T >::operator* ( )

inline

Definition at line 88 of file optional.h.

operator*() [2/2]

template<typename T >

value_type const & esphome::optional< T >::operator* ( ) const

inline

Definition at line 86 of file optional.h.

operator->() [1/2]

template<typename T >

value_type * esphome::optional< T >::operator-> ( )

inline

Definition at line 84 of file optional.h.

operator->() [2/2]

template<typename T >

value_type const * esphome::optional< T >::operator-> ( ) const

inline

Definition at line 82 of file optional.h.

operator=() [1/2]

template<typename T >

optional & esphome::optional< T >::operator= ( nullopt_t )

inline

Definition at line 51 of file optional.h.

operator=() [2/2]

template<typename T >

template<class U >

optional & esphome::optional< T >::operator= ( optional< U > const & other )

inline

Definition at line 61 of file optional.h.

operator==()

template<typename T >

bool esphome::optional< T >::operator== ( optional< T > const & rhs ) const

inline

Definition at line 55 of file optional.h.

reset()

template<typename T >

void esphome::optional< T >::reset ( )

inline

Definition at line 102 of file optional.h.

swap()

template<typename T >

void esphome::optional< T >::swap ( optional< T > & rhs )

inlinenoexcept

Definition at line 67 of file optional.h.

value() [1/2]

template<typename T >

value_type & esphome::optional< T >::value ( )

inline

Definition at line 96 of file optional.h.

value() [2/2]

template<typename T >

value_type const & esphome::optional< T >::value ( ) const

inline

Definition at line 94 of file optional.h.

value_or()

template<typename T >

template<class U >

value_type esphome::optional< T >::value_or ( U const & v ) const

inline

Definition at line 98 of file optional.h.

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

• esphome/core/optional.h