boost::optional< T > Singleton Reference

#include <optional_fwd.hpp>

Inheritance diagram for boost::optional< T >:

Collaboration diagram for boost::optional< T >:

Public Types
typedef optional< T >	this_type
typedef BOOST_DEDUCED_TYPENAME base::value_type	value_type
typedef BOOST_DEDUCED_TYPENAME base::reference_type	reference_type
typedef BOOST_DEDUCED_TYPENAME base::reference_const_type	reference_const_type
typedef BOOST_DEDUCED_TYPENAME base::rval_reference_type	rval_reference_type
typedef BOOST_DEDUCED_TYPENAME base::reference_type_of_temporary_wrapper	reference_type_of_temporary_wrapper
typedef BOOST_DEDUCED_TYPENAME base::pointer_type	pointer_type
typedef BOOST_DEDUCED_TYPENAME base::pointer_const_type	pointer_const_type
typedef BOOST_DEDUCED_TYPENAME base::argument_type	argument_type
typedef BOOST_DEDUCED_TYPENAME mpl::if_ < is_reference_predicate, types_when_ref, types_when_not_ref >::type	types

Public Member Functions
	optional () BOOST_NOEXCEPT
	optional (none_t none_) BOOST_NOEXCEPT
	optional (argument_type val)
	optional (rval_reference_type val)
	optional (bool cond, argument_type val)
template<class U >
	optional (optional< U > const &rhs)
template<class U >
	optional (optional< U > &&rhs)
template<class Expr >
	optional (Expr &&expr, BOOST_DEDUCED_TYPENAME boost::disable_if_c< (boost::is_base_of< optional_detail::optional_tag, BOOST_DEDUCED_TYPENAME boost::decay< Expr >::type >::value)||boost::is_same< BOOST_DEDUCED_TYPENAME boost::decay< Expr >::type, none_t >::value >::type *=0)
	optional (optional const &rhs)
	optional (optional &&rhs) BOOST_NOEXCEPT_IF(
	~optional ()
template<class Expr >
BOOST_DEDUCED_TYPENAME boost::disable_if_c < boost::is_base_of < optional_detail::optional_tag, BOOST_DEDUCED_TYPENAME boost::decay< Expr >::type > ::value||boost::is_same < BOOST_DEDUCED_TYPENAME boost::decay< Expr >::type, none_t >::value, optional & > ::type	operator= (Expr &&expr)
template<class U >
optional &	operator= (optional< U > const &rhs)
template<class U >
optional &	operator= (optional< U > &&rhs)
optional &	operator= (optional const &rhs)
optional &	operator= (optional &&rhs) BOOST_NOEXCEPT_IF(
optional &	operator= (argument_type val)
optional &	operator= (rval_reference_type val)
optional &	operator= (none_t none_) BOOST_NOEXCEPT
template<class... Args>
void	emplace (Args &&...args)
void	swap (optional &arg) BOOST_NOEXCEPT_IF(
reference_const_type	get () const
reference_type	get ()
reference_const_type	get_value_or (reference_const_type v) const
reference_type	get_value_or (reference_type v)
pointer_const_type	operator-> () const
pointer_type	operator-> ()
reference_const_type	operator* () const &
reference_type	operator* ()&
reference_type_of_temporary_wrapper	operator* ()&&
reference_const_type	value () const &
reference_type	value ()&
reference_type_of_temporary_wrapper	value ()&&
template<class U >
value_type	value_or (U &&v) const &
template<class U >
value_type	value_or (U &&v)&&
template<typename F >
value_type	value_or_eval (F f) const &
template<typename F >
value_type	value_or_eval (F f)&&
bool	operator! () const BOOST_NOEXCEPT
void	reset () BOOST_NOEXCEPT
void	reset (argument_type val)
pointer_const_type	get_ptr () const
pointer_type	get_ptr ()
bool	is_initialized () const

Protected Types
typedef mpl::true_	is_reference_tag
typedef mpl::false_	is_not_reference_tag
typedef BOOST_DEDUCED_TYPENAME is_reference< T >::type	is_reference_predicate

Protected Member Functions
void	assign (optional_base const &rhs)
void	assign (optional_base &&rhs)
template<class U >
void	assign (optional< U > const &rhs)
template<class U >
void	assign (optional< U > &&rhs)
void	assign (argument_type val)
void	assign (rval_reference_type val)
void	assign (none_t) BOOST_NOEXCEPT
template<class Expr , class ExprPtr >
void	assign_expr (Expr &&expr, ExprPtr const *tag)
void	construct (argument_type val)
void	construct (rval_reference_type val)
template<class Expr >
void	construct (Expr &&factory, in_place_factory_base const *)
template<class Expr >
void	construct (Expr &&factory, typed_in_place_factory_base const *)
template<class Expr >
void	construct (Expr &&expr, void const *)
template<class... Args>
void	emplace_assign (Args &&...args)
template<class Expr >
void	assign_expr_to_initialized (Expr &&factory, in_place_factory_base const *tag)
template<class Expr >
void	assign_expr_to_initialized (Expr &&factory, typed_in_place_factory_base const *tag)
template<class Expr >
void	assign_expr_to_initialized (Expr &&expr, void const *)
void	assign_value (argument_type val, is_not_reference_tag)
void	assign_value (argument_type val, is_reference_tag)
void	assign_value (rval_reference_type val, is_not_reference_tag)
void	assign_value (rval_reference_type val, is_reference_tag)
void	destroy ()
reference_const_type	get_impl () const
reference_type	get_impl ()
pointer_const_type	get_ptr_impl () const
pointer_type	get_ptr_impl ()

Member Typedef Documentation

template<class T>

typedef BOOST_DEDUCED_TYPENAME base::argument_type boost::optional< T >::argument_type

template<class T>

typedef mpl::false_ boost::optional_detail::optional_base< T >::is_not_reference_tag

protectedinherited

template<class T>

typedef BOOST_DEDUCED_TYPENAME is_reference<T>::type boost::optional_detail::optional_base< T >::is_reference_predicate

protectedinherited

template<class T>

typedef mpl::true_ boost::optional_detail::optional_base< T >::is_reference_tag

protectedinherited

template<class T>

typedef BOOST_DEDUCED_TYPENAME base::pointer_const_type boost::optional< T >::pointer_const_type

template<class T>

typedef BOOST_DEDUCED_TYPENAME base::pointer_type boost::optional< T >::pointer_type

template<class T>

typedef BOOST_DEDUCED_TYPENAME base::reference_const_type boost::optional< T >::reference_const_type

template<class T>

typedef BOOST_DEDUCED_TYPENAME base::reference_type boost::optional< T >::reference_type

template<class T>

typedef BOOST_DEDUCED_TYPENAME base::reference_type_of_temporary_wrapper boost::optional< T >::reference_type_of_temporary_wrapper

template<class T>

typedef BOOST_DEDUCED_TYPENAME base::rval_reference_type boost::optional< T >::rval_reference_type

template<class T>

typedef optional<T> boost::optional< T >::this_type

template<class T>

typedef BOOST_DEDUCED_TYPENAME mpl::if_<is_reference_predicate,types_when_ref,types_when_not_ref>::type boost::optional_detail::optional_base< T >::types

inherited

template<class T>

typedef BOOST_DEDUCED_TYPENAME base::value_type boost::optional< T >::value_type

Constructor & Destructor Documentation

template<class T>

boost::optional< T >::optional ( )

inline

template<class T>

boost::optional< T >::optional ( none_t  none_ )

inline

template<class T>

boost::optional< T >::optional ( argument_type  val )

inline

template<class T>

boost::optional< T >::optional ( rval_reference_type  val )

inline

template<class T>

boost::optional< T >::optional ( bool  cond, argument_type  val  )

inline

template<class T>

template<class U >

boost::optional< T >::optional ( optional< U > const &  rhs )

inlineexplicit

template<class T>

template<class U >

boost::optional< T >::optional ( optional< U > &&  rhs )

inlineexplicit

template<class T>

template<class Expr >

boost::optional< T >::optional ( Expr &&  expr, BOOST_DEDUCED_TYPENAME boost::disable_if_c< (boost::is_base_of< optional_detail::optional_tag, BOOST_DEDUCED_TYPENAME boost::decay< Expr >::type >::value)||boost::is_same< BOOST_DEDUCED_TYPENAME boost::decay< Expr >::type, none_t >::value >::type *  = 0  )

inlineexplicit

template<class T>

boost::optional< T >::optional ( optional< T > const &  rhs )

inline

template<class T>

boost::optional< T >::optional ( optional< T > &&  rhs )

inline

template<class T>

boost::optional< T >::~optional ( )

inline

Member Function Documentation

template<class T>

void boost::optional_detail::optional_base< T >::assign ( optional_base< T > const &  rhs )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::assign_value(), boost::optional_detail::optional_base< T >::construct(), boost::optional_detail::optional_base< T >::destroy(), boost::optional_detail::optional_base< T >::get_impl(), and boost::optional_detail::optional_base< T >::is_initialized().

Referenced by boost::optional< status >::operator=(), and boost::optional_detail::optional_base< T >::reset().

template<class T>

void boost::optional_detail::optional_base< T >::assign ( optional_base< T > &&  rhs )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::assign_value(), boost::optional_detail::optional_base< T >::construct(), boost::optional_detail::optional_base< T >::destroy(), boost::optional_detail::optional_base< T >::is_initialized(), and boost::move().

template<class T>

template<class U >

void boost::optional_detail::optional_base< T >::assign ( optional< U > const &  rhs )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::assign_value(), boost::optional_detail::optional_base< T >::construct(), boost::optional_detail::optional_base< T >::destroy(), boost::optional< T >::get(), and boost::optional_detail::optional_base< T >::is_initialized().

template<class T>

template<class U >

void boost::optional_detail::optional_base< T >::assign ( optional< U > &&  rhs )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::assign_value(), BOOST_DEDUCED_TYPENAME, boost::optional_detail::optional_base< T >::construct(), boost::optional_detail::optional_base< T >::destroy(), and boost::optional_detail::optional_base< T >::is_initialized().

template<class T>

void boost::optional_detail::optional_base< T >::assign ( argument_type  val )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::assign_value(), boost::optional_detail::optional_base< T >::construct(), and boost::optional_detail::optional_base< T >::is_initialized().

template<class T>

void boost::optional_detail::optional_base< T >::assign ( rval_reference_type  val )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::assign_value(), boost::optional_detail::optional_base< T >::construct(), boost::optional_detail::optional_base< T >::is_initialized(), and boost::move().

template<class T>

void boost::optional_detail::optional_base< T >::assign ( none_t  )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::destroy().

template<class T>

template<class Expr , class ExprPtr >

void boost::optional_detail::optional_base< T >::assign_expr ( Expr &&  expr, ExprPtr const *  tag  )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::assign_expr_to_initialized(), boost::optional_detail::optional_base< T >::construct(), and boost::optional_detail::optional_base< T >::is_initialized().

Referenced by boost::optional< status >::operator=().

template<class T>

template<class Expr >

void boost::optional_detail::optional_base< T >::assign_expr_to_initialized ( Expr &&  factory, in_place_factory_base const *  tag  )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::construct(), and boost::optional_detail::optional_base< T >::destroy().

Referenced by boost::optional_detail::optional_base< T >::assign_expr().

template<class T>

template<class Expr >

void boost::optional_detail::optional_base< T >::assign_expr_to_initialized ( Expr &&  factory, typed_in_place_factory_base const *  tag  )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::construct(), and boost::optional_detail::optional_base< T >::destroy().

template<class T>

template<class Expr >

void boost::optional_detail::optional_base< T >::assign_expr_to_initialized ( Expr &&  expr, void const *    )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::assign_value().

template<class T>

void boost::optional_detail::optional_base< T >::assign_value ( argument_type  val, is_not_reference_tag    )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::get_impl(), and boost::phoenix::val().

Referenced by boost::optional_detail::optional_base< T >::assign(), and boost::optional_detail::optional_base< T >::assign_expr_to_initialized().

template<class T>

void boost::optional_detail::optional_base< T >::assign_value ( argument_type  val, is_reference_tag    )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::construct().

template<class T>

void boost::optional_detail::optional_base< T >::assign_value ( rval_reference_type  val, is_not_reference_tag    )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::get_impl(), and boost::phoenix::val().

template<class T>

void boost::optional_detail::optional_base< T >::assign_value ( rval_reference_type  val, is_reference_tag    )

inlineprotectedinherited

References boost::optional_detail::optional_base< T >::construct().

template<class T>

void boost::optional_detail::optional_base< T >::construct ( argument_type  val )

inlineprotectedinherited

References boost::optional_detail::aligned_storage< T >::address().

Referenced by boost::optional_detail::optional_base< T >::assign(), boost::optional_detail::optional_base< T >::assign_expr(), boost::optional_detail::optional_base< T >::assign_expr_to_initialized(), boost::optional_detail::optional_base< T >::assign_value(), boost::optional< status >::optional(), and boost::optional_detail::optional_base< T >::optional_base().

template<class T>

void boost::optional_detail::optional_base< T >::construct ( rval_reference_type  val )

inlineprotectedinherited

References boost::optional_detail::aligned_storage< T >::address(), and boost::fusion::move().

template<class T>

template<class Expr >

void boost::optional_detail::optional_base< T >::construct ( Expr &&  factory, in_place_factory_base const *    )

inlineprotectedinherited

References boost::optional_detail::aligned_storage< T >::address(), boost::BOOST_STATIC_ASSERT(), and boost::serialization::factory().

template<class T>

template<class Expr >

void boost::optional_detail::optional_base< T >::construct ( Expr &&  factory, typed_in_place_factory_base const *    )

inlineprotectedinherited

References boost::optional_detail::aligned_storage< T >::address(), and boost::BOOST_STATIC_ASSERT().

template<class T>

template<class Expr >

void boost::optional_detail::optional_base< T >::construct ( Expr &&  expr, void const *    )

inlineprotectedinherited

References boost::optional_detail::aligned_storage< T >::address().

template<class T>

void boost::optional_detail::optional_base< T >::destroy ( )

inlineprotectedinherited

Referenced by boost::optional_detail::optional_base< T >::assign(), boost::optional_detail::optional_base< T >::assign_expr_to_initialized(), boost::optional_detail::optional_base< T >::emplace_assign(), boost::optional_detail::optional_base< T >::reset(), and boost::optional_detail::optional_base< T >::~optional_base().

template<class T>

template<class... Args>

void boost::optional< T >::emplace ( Args &&...  args )

inline

template<class T>

template<class... Args>

void boost::optional_detail::optional_base< T >::emplace_assign ( Args &&...  args )

inlineprotectedinherited

References boost::optional_detail::aligned_storage< T >::address(), boost::python::args(), and boost::optional_detail::optional_base< T >::destroy().

Referenced by boost::optional< status >::emplace().

template<class T>

reference_const_type boost::optional< T >::get ( ) const

inline

Referenced by boost::optional_detail::optional_base< T >::assign(), boost::spirit::traits::attribute_size< optional< Attribute > >::call(), boost::detail::depth_first_visit_impl(), boost::signals2::last_value< T >::operator()(), boost::optional< status >::optional(), boost::optional_detail::swap_selector< true >::optional_swap(), and boost::detail::undir_dfv_impl().

template<class T>

reference_type boost::optional< T >::get ( )

inline

template<class T>

reference_const_type boost::optional_detail::optional_base< T >::get_impl ( ) const

inlineprotectedinherited

Referenced by boost::optional_detail::optional_base< T >::assign(), boost::optional_detail::optional_base< T >::assign_value(), boost::optional< status >::get(), and boost::optional_detail::optional_base< T >::optional_base().

template<class T>

reference_type boost::optional_detail::optional_base< T >::get_impl ( )

inlineprotectedinherited

template<class T>

pointer_const_type boost::optional_detail::optional_base< T >::get_ptr ( ) const

inlineinherited

References boost::optional_detail::optional_base< T >::get_ptr_impl().

Referenced by boost::get_pointer().

template<class T>

pointer_type boost::optional_detail::optional_base< T >::get_ptr ( )

inlineinherited

References boost::optional_detail::optional_base< T >::get_ptr_impl().

template<class T>

pointer_const_type boost::optional_detail::optional_base< T >::get_ptr_impl ( ) const

inlineprotectedinherited

Referenced by boost::optional_detail::optional_base< T >::get_ptr(), and boost::optional< status >::operator->().

template<class T>

pointer_type boost::optional_detail::optional_base< T >::get_ptr_impl ( )

inlineprotectedinherited

template<class T>

reference_const_type boost::optional< T >::get_value_or ( reference_const_type  v ) const

inline

Referenced by boost::get_optional_value_or().

template<class T>

reference_type boost::optional< T >::get_value_or ( reference_type  v )

inline

template<class T>

bool boost::optional_detail::optional_base< T >::is_initialized ( void  ) const

inlineinherited

Referenced by boost::optional_detail::optional_base< T >::assign(), boost::optional_detail::optional_base< T >::assign_expr(), boost::optional< status >::get(), boost::optional< status >::get_value_or(), boost::optional< status >::operator!(), boost::optional< status >::operator->(), boost::optional< status >::optional(), boost::optional_detail::optional_base< T >::optional_base(), boost::serialization::save(), boost::optional< status >::value(), boost::optional< status >::value_or(), and boost::optional< status >::value_or_eval().

template<class T>

bool boost::optional< T >::operator! ( ) const

inline

template<class T>

reference_const_type boost::optional< T >::operator* ( ) const

inline

template<class T>

reference_type boost::optional< T >::operator* ( )

inline

template<class T>

reference_type_of_temporary_wrapper boost::optional< T >::operator* ( )

inline

template<class T>

pointer_const_type boost::optional< T >::operator-> ( ) const

inline

template<class T>

pointer_type boost::optional< T >::operator-> ( )

inline

template<class T>

template<class Expr >

BOOST_DEDUCED_TYPENAME boost::disable_if_c< boost::is_base_of<optional_detail::optional_tag, BOOST_DEDUCED_TYPENAME boost::decay<Expr>::type>::value || boost::is_same<BOOST_DEDUCED_TYPENAME boost::decay<Expr>::type, none_t>::value, optional& >::type boost::optional< T >::operator= ( Expr &&  expr )

inline

template<class T>

template<class U >

optional& boost::optional< T >::operator= ( optional< U > const &  rhs )

inline

template<class T>

template<class U >

optional& boost::optional< T >::operator= ( optional< U > &&  rhs )

inline

template<class T>

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

inline

template<class T>

optional& boost::optional< T >::operator= ( optional< T > &&  rhs )

inline

template<class T>

optional& boost::optional< T >::operator= ( argument_type  val )

inline

template<class T>

optional& boost::optional< T >::operator= ( rval_reference_type  val )

inline

template<class T>

optional& boost::optional< T >::operator= ( none_t  none_ )

inline

template<class T>

void boost::optional_detail::optional_base< T >::reset ( void  )

inlineinherited

References boost::optional_detail::optional_base< T >::destroy().

Referenced by boost::serialization::load(), boost::iostreams::detail::code_converter_impl< Device, Codecvt, Alloc >::open(), and boost::BOOST_RT_PARAM_NAMESPACE::environment::variable_base::value().

template<class T>

void boost::optional_detail::optional_base< T >::reset ( argument_type  val )

inlineinherited

References boost::optional_detail::optional_base< T >::assign().

template<class T>

void boost::optional< T >::swap ( optional< T > &  arg )

inline

Referenced by boost::xpressive::match_results< BidiIter >::swap().

template<class T>

reference_const_type boost::optional< T >::value ( ) const

inline

template<class T>

reference_type boost::optional< T >::value ( )

inline

template<class T>

reference_type_of_temporary_wrapper boost::optional< T >::value ( )

inline

template<class T>

template<class U >

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

inline

template<class T>

template<class U >

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

inline

template<class T>

template<typename F >

value_type boost::optional< T >::value_or_eval ( F  f ) const

inline

template<class T>

template<typename F >

value_type boost::optional< T >::value_or_eval ( F  f )

inline

---

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

• boost_1_57_0/boost/optional/optional.hpp