Classes | Namespaces | Macros | Typedefs | Functions | Variables
optional.hpp File Reference
#include <cassert>
#include <stdexcept>
#include <utility>
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Classes

struct  nonstd::optional_lite::detail::storage_t< T >::aligned_storage_t
 
struct  nonstd::optional_lite::detail::alignment_logic< A, S >
 
struct  nonstd::optional_lite::detail::alignment_of< T >
 
struct  nonstd::optional_lite::detail::alignment_of< T >
 
struct  nonstd::optional_lite::detail::alignment_of_hack< T >
 
class  nonstd::optional_lite::bad_optional_access
 optional access error More...
 
struct  nonstd::optional_lite::detail::conditional< B, T, F >
 
struct  nonstd::optional_lite::detail::conditional< false, T, F >
 
struct  nonstd::detail::in_place_index_tag< I >
 
struct  nonstd::in_place_t
 
struct  nonstd::detail::in_place_type_tag< T >
 
struct  nonstd::optional_lite::nullopt_t::init
 
struct  nonstd::optional_lite::nullopt_t
 disengaged state tag More...
 
struct  nonstd::optional_lite::detail::nulltype
 
class  nonstd::optional_lite::optional< T >
 class optional More...
 
class  nonstd::optional_lite::optional< T >
 class optional More...
 
union  nonstd::optional_lite::detail::storage_t< T >
 C++03 constructed union to hold value. More...
 
struct  nonstd::optional_lite::detail::struct_t< T >
 
struct  nonstd::optional_lite::detail::type_of_size< List, N >
 
struct  nonstd::optional_lite::detail::type_of_size< nulltype, N >
 
struct  nonstd::optional_lite::detail::typelist< Head, Tail >
 

Namespaces

 nonstd
 
 nonstd::detail
 
 nonstd::optional_lite
 
 nonstd::optional_lite::detail
 

Macros

#define nonstd_lite_HAVE_IN_PLACE_TYPES   1
 
#define nonstd_lite_in_place(T)   nonstd::in_place_type<T>
 
#define nonstd_lite_in_place_index(T)   nonstd::in_place_index<I>
 
#define nonstd_lite_in_place_index_t(T)   nonstd::in_place_t(&)( nonstd::detail::in_place_index_tag<I> )
 
#define nonstd_lite_in_place_t(T)   nonstd::in_place_t(&)( nonstd::detail::in_place_type_tag<T> )
 
#define nonstd_lite_in_place_type(T)   nonstd::in_place_type<T>
 
#define nonstd_lite_in_place_type_t(T)   nonstd::in_place_t(&)( nonstd::detail::in_place_type_tag<T> )
 
#define NONSTD_OPTIONAL_LITE_HPP
 
#define optional_ALIGN_AS(to_align)   typename type_of_size< alignment_types, alignment_of< to_align >::value >::type
 
#define optional_ALIGN_TYPE(type)   typelist< type , typelist< struct_t< type >
 
#define optional_BETWEEN(v, lo, hi)   ( lo <= v && v < hi )
 
#define optional_COMPILER_CLANG_VERSION   0
 
#define optional_COMPILER_GNUC_VERSION   0
 
#define optional_COMPILER_MSVC_VERSION   0
 
#define optional_COMPILER_VERSION(major, minor, patch)   ( 10 * (10 * major + minor ) + patch )
 
#define optional_CONFIG_ALIGN_AS_FALLBACK   double
 
#define optional_CONFIG_MAX_ALIGN_HACK   0
 
#define optional_CONFIG_SELECT_OPTIONAL   ( optional_HAVE_STD_OPTIONAL ? optional_OPTIONAL_STD : optional_OPTIONAL_NONSTD )
 
#define optional_constexpr   /*constexpr*/
 
#define optional_constexpr14   /*constexpr*/
 
#define optional_CPLUSPLUS   __cplusplus
 
#define optional_CPLUSPLUS_V   ( optional_CPLUSPLUS / 100 - (optional_CPLUSPLUS > 200000 ? 2000 : 1994) )
 
#define optional_CPP11_OR_GREATER   ( optional_CPLUSPLUS >= 201103L )
 
#define optional_CPP14_OR_GREATER   ( optional_CPLUSPLUS >= 201402L )
 
#define optional_CPP17_OR_GREATER   ( optional_CPLUSPLUS >= 201703L )
 
#define optional_CPP20_OR_GREATER   ( optional_CPLUSPLUS >= 202000L )
 
#define optional_CPP98_OR_GREATER   ( optional_CPLUSPLUS >= 199711L )
 
#define optional_HAVE(FEATURE)   ( optional_HAVE_##FEATURE )
 
#define optional_HAVE_STD_OPTIONAL   0
 
#define optional_lite_MAJOR   3
 
#define optional_lite_MINOR   1
 
#define optional_lite_PATCH   0
 
#define optional_lite_VERSION   optional_STRINGIFY(optional_lite_MAJOR) "." optional_STRINGIFY(optional_lite_MINOR) "." optional_STRINGIFY(optional_lite_PATCH)
 
#define optional_noexcept   /*noexcept*/
 
#define optional_nullptr   NULL
 
#define optional_OPTIONAL_DEFAULT   0
 
#define optional_OPTIONAL_NONSTD   1
 
#define optional_OPTIONAL_STD   2
 
#define optional_ref_qual   /*&*/
 
#define optional_refref_qual   /*&&*/
 
#define optional_STRINGIFY(x)   optional_STRINGIFY_( x )
 
#define optional_STRINGIFY_(x)   #x
 
#define optional_USES_STD_OPTIONAL   ( (optional_CONFIG_SELECT_OPTIONAL == optional_OPTIONAL_STD) || ((optional_CONFIG_SELECT_OPTIONAL == optional_OPTIONAL_DEFAULT) && optional_HAVE_STD_OPTIONAL) )
 

Typedefs

typedef typelist< char, typelist< struct_t< char >, typelist< short, typelist< struct_t< short >, typelist< int, typelist< struct_t< int >, typelist< long, typelist< struct_t< long >, typelist< float, typelist< struct_t< float >, typelist< double, typelist< struct_t< double >, typelist< long double, typelist< struct_t< long double >, typelist< char *, typelist< struct_t< char * >, typelist< short *, typelist< struct_t< short * >, typelist< int *, typelist< struct_t< int * >, typelist< long *, typelist< struct_t< long * >, typelist< float *, typelist< struct_t< float * >, typelist< double *, typelist< struct_t< double * >, typelist< long double *, typelist< struct_t< long double * >, typelist< Unknown(*)(Unknown), typelist< struct_t< Unknown(*)(Unknown) >, typelist< Unknown *Unknown::*, typelist< struct_t< Unknown *Unknown::* >, typelist< Unknown(Unknown::*)(Unknown), typelist< struct_t< Unknown(Unknown::*)(Unknown) >, nulltype > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > nonstd::optional_lite::detail::alignment_types
 

Functions

template<class T >
in_place_t nonstd::in_place (detail::in_place_type_tag< T >=detail::in_place_type_tag< T >())
 
template<std::size_t I>
in_place_t nonstd::in_place (detail::in_place_index_tag< I >=detail::in_place_index_tag< I >())
 
template<std::size_t I>
in_place_t nonstd::in_place_index (detail::in_place_index_tag< I >=detail::in_place_index_tag< I >())
 
template<class T >
in_place_t nonstd::in_place_type (detail::in_place_type_tag< T >=detail::in_place_type_tag< T >())
 
template<typename T >
optional< T > nonstd::optional_lite::make_optional (T const &value)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator!= (optional< T > const &x, optional< U > const &y)
 
template<typename T >
bool nonstd::optional_lite::operator!= (optional< T > const &x, nullopt_t)
 
template<typename T >
bool nonstd::optional_lite::operator!= (nullopt_t, optional< T > const &x)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator!= (optional< T > const &x, U const &v)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator!= (U const &v, optional< T > const &x)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator< (optional< T > const &x, optional< U > const &y)
 
template<typename T >
bool nonstd::optional_lite::operator< (optional< T > const &, nullopt_t)
 
template<typename T >
bool nonstd::optional_lite::operator< (nullopt_t, optional< T > const &x)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator< (optional< T > const &x, U const &v)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator< (U const &v, optional< T > const &x)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator<= (optional< T > const &x, optional< U > const &y)
 
template<typename T >
bool nonstd::optional_lite::operator<= (optional< T > const &x, nullopt_t)
 
template<typename T >
bool nonstd::optional_lite::operator<= (nullopt_t, optional< T > const &)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator<= (optional< T > const &x, U const &v)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator<= (U const &v, optional< T > const &x)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator== (optional< T > const &x, optional< U > const &y)
 
template<typename T >
bool nonstd::optional_lite::operator== (optional< T > const &x, nullopt_t)
 
template<typename T >
bool nonstd::optional_lite::operator== (nullopt_t, optional< T > const &x)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator== (optional< T > const &x, U const &v)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator== (U const &v, optional< T > const &x)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator> (optional< T > const &x, optional< U > const &y)
 
template<typename T >
bool nonstd::optional_lite::operator> (optional< T > const &x, nullopt_t)
 
template<typename T >
bool nonstd::optional_lite::operator> (nullopt_t, optional< T > const &)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator> (optional< T > const &x, U const &v)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator> (U const &v, optional< T > const &x)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator>= (optional< T > const &x, optional< U > const &y)
 
template<typename T >
bool nonstd::optional_lite::operator>= (optional< T > const &, nullopt_t)
 
template<typename T >
bool nonstd::optional_lite::operator>= (nullopt_t, optional< T > const &x)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator>= (optional< T > const &x, U const &v)
 
template<typename T , typename U >
bool nonstd::optional_lite::operator>= (U const &v, optional< T > const &x)
 
template<typename T >
void nonstd::optional_lite::swap (optional< T > &x, optional< T > &y)
 

Variables

const nullopt_t nonstd::optional_lite::nullopt ((nullopt_t::init()))
 

Macro Definition Documentation

#define nonstd_lite_HAVE_IN_PLACE_TYPES   1

Definition at line 311 of file optional.hpp.

#define nonstd_lite_in_place (   T)    nonstd::in_place_type<T>

Definition at line 381 of file optional.hpp.

#define nonstd_lite_in_place_index (   T)    nonstd::in_place_index<I>

Definition at line 383 of file optional.hpp.

#define nonstd_lite_in_place_index_t (   T)    nonstd::in_place_t(&)( nonstd::detail::in_place_index_tag<I> )

Definition at line 379 of file optional.hpp.

#define nonstd_lite_in_place_t (   T)    nonstd::in_place_t(&)( nonstd::detail::in_place_type_tag<T> )

Definition at line 377 of file optional.hpp.

#define nonstd_lite_in_place_type (   T)    nonstd::in_place_type<T>

Definition at line 382 of file optional.hpp.

#define nonstd_lite_in_place_type_t (   T)    nonstd::in_place_t(&)( nonstd::detail::in_place_type_tag<T> )

Definition at line 378 of file optional.hpp.

#define NONSTD_OPTIONAL_LITE_HPP

Definition at line 12 of file optional.hpp.

#define optional_ALIGN_AS (   to_align)    typename type_of_size< alignment_types, alignment_of< to_align >::value >::type

Definition at line 505 of file optional.hpp.

#define optional_ALIGN_TYPE (   type)    typelist< type , typelist< struct_t< type >

Definition at line 550 of file optional.hpp.

#define optional_BETWEEN (   v,
  lo,
  hi 
)    ( lo <= v && v < hi )

Definition at line 130 of file optional.hpp.

#define optional_COMPILER_CLANG_VERSION   0

Definition at line 149 of file optional.hpp.

#define optional_COMPILER_GNUC_VERSION   0

Definition at line 143 of file optional.hpp.

#define optional_COMPILER_MSVC_VERSION   0

Definition at line 135 of file optional.hpp.

#define optional_COMPILER_VERSION (   major,
  minor,
  patch 
)    ( 10 * (10 * major + minor ) + patch )

Definition at line 138 of file optional.hpp.

#define optional_CONFIG_ALIGN_AS_FALLBACK   double

Definition at line 116 of file optional.hpp.

#define optional_CONFIG_MAX_ALIGN_HACK   0

Definition at line 108 of file optional.hpp.

#define optional_CONFIG_SELECT_OPTIONAL   ( optional_HAVE_STD_OPTIONAL ? optional_OPTIONAL_STD : optional_OPTIONAL_NONSTD )

Definition at line 30 of file optional.hpp.

#define optional_constexpr   /*constexpr*/

Definition at line 246 of file optional.hpp.

#define optional_constexpr14   /*constexpr*/

Definition at line 252 of file optional.hpp.

#define optional_CPLUSPLUS   __cplusplus

Definition at line 40 of file optional.hpp.

#define optional_CPLUSPLUS_V   ( optional_CPLUSPLUS / 100 - (optional_CPLUSPLUS > 200000 ? 2000 : 1994) )

Definition at line 52 of file optional.hpp.

#define optional_CPP11_OR_GREATER   ( optional_CPLUSPLUS >= 201103L )

Definition at line 45 of file optional.hpp.

#define optional_CPP14_OR_GREATER   ( optional_CPLUSPLUS >= 201402L )

Definition at line 46 of file optional.hpp.

#define optional_CPP17_OR_GREATER   ( optional_CPLUSPLUS >= 201703L )

Definition at line 47 of file optional.hpp.

#define optional_CPP20_OR_GREATER   ( optional_CPLUSPLUS >= 202000L )

Definition at line 48 of file optional.hpp.

#define optional_CPP98_OR_GREATER   ( optional_CPLUSPLUS >= 199711L )

Definition at line 44 of file optional.hpp.

#define optional_HAVE (   FEATURE)    ( optional_HAVE_##FEATURE )

Definition at line 164 of file optional.hpp.

#define optional_HAVE_STD_OPTIONAL   0

Definition at line 63 of file optional.hpp.

#define optional_lite_MAJOR   3

Definition at line 14 of file optional.hpp.

#define optional_lite_MINOR   1

Definition at line 15 of file optional.hpp.

#define optional_lite_PATCH   0

Definition at line 16 of file optional.hpp.

#define optional_lite_VERSION   optional_STRINGIFY(optional_lite_MAJOR) "." optional_STRINGIFY(optional_lite_MINOR) "." optional_STRINGIFY(optional_lite_PATCH)

Definition at line 18 of file optional.hpp.

#define optional_noexcept   /*noexcept*/

Definition at line 258 of file optional.hpp.

#define optional_nullptr   NULL

Definition at line 264 of file optional.hpp.

#define optional_OPTIONAL_DEFAULT   0

Definition at line 25 of file optional.hpp.

#define optional_OPTIONAL_NONSTD   1

Definition at line 26 of file optional.hpp.

#define optional_OPTIONAL_STD   2

Definition at line 27 of file optional.hpp.

#define optional_ref_qual   /*&*/

Definition at line 271 of file optional.hpp.

#define optional_refref_qual   /*&&*/

Definition at line 272 of file optional.hpp.

#define optional_STRINGIFY (   x)    optional_STRINGIFY_( x )

Definition at line 20 of file optional.hpp.

#define optional_STRINGIFY_ (   x)    #x

Definition at line 21 of file optional.hpp.

#define optional_USES_STD_OPTIONAL   ( (optional_CONFIG_SELECT_OPTIONAL == optional_OPTIONAL_STD) || ((optional_CONFIG_SELECT_OPTIONAL == optional_OPTIONAL_DEFAULT) && optional_HAVE_STD_OPTIONAL) )

Definition at line 66 of file optional.hpp.