lhf::OptionalRef< T > Class Template Reference

Describes an optional reference of some type T. The value may either be present or absent. More...

#include <lhf.hpp>

Public Member Functions
	OptionalRef (const T &value)
bool	is_present () const
	Informs if the value is present.
const T &	get ()
	Gets the underlying value. Throws an exception if it is absent.

Static Public Member Functions
static OptionalRef	absent ()
	Explicitly creates an absent value.

Detailed Description

template<typename T>
class lhf::OptionalRef< T >

Describes an optional reference of some type T. The value may either be present or absent.

Template Parameters

T

The type.

Definition at line 115 of file lhf.hpp.

Constructor & Destructor Documentation

OptionalRef()

template<typename T >

lhf::OptionalRef< T >::OptionalRef ( const T &  value )

inline

Definition at line 120 of file lhf.hpp.

Member Function Documentation

absent()

template<typename T >

static OptionalRef lhf::OptionalRef< T >::absent ( )

inlinestatic

Explicitly creates an absent value.

Definition at line 123 of file lhf.hpp.

get()

template<typename T >

const T & lhf::OptionalRef< T >::get ( )

inline

Gets the underlying value. Throws an exception if it is absent.

Definition at line 133 of file lhf.hpp.

is_present()

template<typename T >

bool lhf::OptionalRef< T >::is_present ( ) const

inline

Informs if the value is present.

Definition at line 128 of file lhf.hpp.

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

• src/include/lhf/lhf.hpp