OptionalReferenceSwitch< true, T > Class Template Reference

This is the special case for reference types. More...

#include <Optional.hpp>

Inheritance diagram for OptionalReferenceSwitch< true, T >:

Collaboration diagram for OptionalReferenceSwitch< true, T >:

Public Types
using	Base = OptionalBase
using	NonRefT = typename std::remove_reference<T>::type

Public Member Functions
	OptionalReferenceSwitch () noexcept
	OptionalReferenceSwitch (EmptyOptional) noexcept
	OptionalReferenceSwitch (const OptionalReferenceSwitch &other)
	OptionalReferenceSwitch (T value)
template<class... Args>
	OptionalReferenceSwitch (ConstructInPlace, Args &&... args)=delete
OptionalReferenceSwitch &	operator= (const T value)
OptionalReferenceSwitch &	operator= (const OptionalReferenceSwitch &other)
OptionalReferenceSwitch &	operator= (EmptyOptional)
	~OptionalReferenceSwitch ()
void	reset ()
const T	value () const
T	value ()
Public Member Functions inherited from OptionalBase
	OptionalBase () noexcept
bool	has_value () const noexcept
	operator bool () const noexcept
	Conversion to bool, so can be used in if-statements and similar contexts expecting a bool.

Additional Inherited Members
Protected Member Functions inherited from OptionalBase
	OptionalBase (bool hasValue) noexcept
Protected Attributes inherited from OptionalBase
bool	m_HasValue

Detailed Description

template<typename T>
class armnn::OptionalReferenceSwitch< true, T >

This is the special case for reference types.

This holds a pointer to the referenced type. This doesn't own the referenced memory and it never calls delete on the pointer.

Definition at line 191 of file Optional.hpp.

Member Typedef Documentation

Base

template<typename T >

using Base = OptionalBase

Definition at line 194 of file Optional.hpp.

NonRefT

template<typename T >

using NonRefT = typename std::remove_reference<T>::type

Definition at line 195 of file Optional.hpp.

Constructor & Destructor Documentation

OptionalReferenceSwitch() [1/5]

template<typename T >

OptionalReferenceSwitch ( )

inlinenoexcept

Definition at line 197 of file Optional.hpp.

: Base{}, m_Storage{nullptr} {}

OptionalReferenceSwitch() [2/5]

template<typename T >

OptionalReferenceSwitch ( EmptyOptional )

inlinenoexcept

Definition at line 198 of file Optional.hpp.

: Base{}, m_Storage{nullptr} {}

OptionalReferenceSwitch() [3/5]

template<typename T >

OptionalReferenceSwitch ( const OptionalReferenceSwitch< true, T > & other )

inline

Definition at line 200 of file Optional.hpp.

                                                                  : Base{}
    {
        *this = other;
    }

OptionalReferenceSwitch() [4/5]

template<typename T >

OptionalReferenceSwitch ( T value )

inline

Definition at line 205 of file Optional.hpp.

        : Base{true}
        , m_Storage{&value}
    {
    }

OptionalReferenceSwitch() [5/5]

template<typename T >

template<class... Args>

OptionalReferenceSwitch ( ConstructInPlace , Args &&... args )

delete

~OptionalReferenceSwitch()

template<typename T >

~OptionalReferenceSwitch ( )

inline

Definition at line 234 of file Optional.hpp.

    {
        reset();
    }

References OptionalReferenceSwitch< IsReference, T >::reset().

Member Function Documentation

operator=() [1/3]

template<typename T >

OptionalReferenceSwitch & operator= ( const OptionalReferenceSwitch< true, T > & other )

inline

Definition at line 221 of file Optional.hpp.

    {
        m_Storage = other.m_Storage;
        Base::m_HasValue = other.has_value();
        return *this;
    }

References OptionalBase::has_value(), and OptionalBase::m_HasValue.

operator=() [2/3]

template<typename T >

OptionalReferenceSwitch & operator= ( const T value )

inline

Definition at line 214 of file Optional.hpp.

    {
        m_Storage = &value;
        Base::m_HasValue = true;
        return *this;
    }

References OptionalBase::m_HasValue, and OptionalReferenceSwitch< IsReference, T >::value().

operator=() [3/3]

template<typename T >

OptionalReferenceSwitch & operator= ( EmptyOptional )

inline

Definition at line 228 of file Optional.hpp.

    {
        reset();
        return *this;
    }

References OptionalReferenceSwitch< IsReference, T >::reset().

reset()

template<typename T >

void reset ( )

inline

Definition at line 239 of file Optional.hpp.

    {
        Base::m_HasValue = false;
        m_Storage = nullptr;
    }

References OptionalBase::m_HasValue.

value() [1/2]

template<typename T >

T value ( )

inline

Definition at line 255 of file Optional.hpp.

    {
        if (!Base::has_value())
        {
            throw BadOptionalAccessException("Optional has no value");
        }
 
        return *m_Storage;
    }

References OptionalBase::has_value().

value() [2/2]

template<typename T >

const T value ( ) const

inline

Definition at line 245 of file Optional.hpp.

    {
        if (!Base::has_value())
        {
            throw BadOptionalAccessException("Optional has no value");
        }
 
        return *m_Storage;
    }

References OptionalBase::has_value().

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

• include/armnn/Optional.hpp