SC::StrongID< TagType, IDType, InvalidValue > Struct Template Reference

Strongly typed ID (cannot be assigned incorrectly to another ID) More...

#include <StrongID.h>

Public Types
using	NumericType = IDType

Public Member Functions
constexpr	StrongID (IDType value)
constexpr bool	operator== (StrongID other) const
constexpr bool	operator!= (StrongID other) const
constexpr bool	isValid () const
	Check if StrongID is valid.

Static Public Member Functions
template<typename Container >
static constexpr StrongID	generateUniqueKey (const Container &container)
	Generates an unique StrongID for a given container.

Public Attributes
IDType	identifier

Detailed Description

template<typename TagType, typename IDType, IDType InvalidValue>
struct SC::StrongID< TagType, IDType, InvalidValue >

Strongly typed ID (cannot be assigned incorrectly to another ID)

Template Parameters

TagType	An empty class used just to tag this StrongID with a strong type
IDType	The primitive type (typically int or similar) used to represent the ID
InvalidValue	The sentinel primitive value that represents an invalid state of the ID

Member Function Documentation

generateUniqueKey()

template<typename TagType , typename IDType , IDType InvalidValue>

template<typename Container >

static constexpr StrongID SC::StrongID< TagType, IDType, InvalidValue >::generateUniqueKey ( const Container & container )

inlinestaticnodiscardconstexpr

Generates an unique StrongID for a given container.

Template Parameters

Container

A container with a Container::contains member

Parameters

container

The instance of container

Returns

A StrongID that is not contained in Container

isValid()

template<typename TagType , typename IDType , IDType InvalidValue>

bool SC::StrongID< TagType, IDType, InvalidValue >::isValid ( ) const

inlinenodiscardconstexpr

Check if StrongID is valid.

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

• StrongID.h