enum.hpp File Reference

Compile time enum reflection utilities. More...

#include <string.h>
#include <limits>

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Classes
struct	flecs::_::to_constant< E, Value >
struct	flecs::enum_last< E >
struct	flecs::_::enum_is_valid< E, C >
struct	flecs::_::enum_constant_data< T >
	Enumeration constant data. More...
struct	flecs::_::enum_reflection< E, Handler >
	Provides utilities for enum reflection. More...
struct	flecs::_::enum_data_impl< E >
	Enumeration type data. More...
struct	flecs::_::enum_type< E >
	Class that scans an enum for constants, extracts names & creates entities. More...
struct	flecs::enum_data< E >
	Convenience type with enum reflection data. More...

Namespaces
namespace	flecs::_
	Int to enum.

Macros
#define	FLECS_ENUM_MAX(T)   _::to_constant<T, 128>::value
#define	FLECS_ENUM_MAX_COUNT   (FLECS_ENUM_MAX(int) + 1)
#define	FLECS_CPP_ENUM_REFLECTION_SUPPORT   1
#define	FLECS_ENUM_LAST(T, Last)
#define	ECS_SIZE_T_STR   "constexpr size_t; size_t = long unsigned int"

Functions
template<typename E >
constexpr size_t	flecs::_::enum_type_len ()
template<typename E , E C>
constexpr bool	flecs::_::enum_constant_is_valid ()
	Test if value is valid for enumeration.
template<typename E >
enum_data< E >	flecs::enum_type (flecs::world_t *world)
	Convenience function for getting enum reflection data.

Detailed Description

Compile time enum reflection utilities.

Discover at compile time valid enumeration constants for an enumeration type and their names. This is used to automatically register enum constants.

Definition in file enum.hpp.

Macro Definition Documentation

ECS_SIZE_T_STR

#define ECS_SIZE_T_STR   "constexpr size_t; size_t = long unsigned int"

Definition at line 81 of file enum.hpp.

FLECS_CPP_ENUM_REFLECTION_SUPPORT

#define FLECS_CPP_ENUM_REFLECTION_SUPPORT   1

Definition at line 23 of file enum.hpp.

FLECS_ENUM_LAST

#define FLECS_ENUM_LAST	(		T,
			Last )

Value:

    namespace flecs {\
    template<>\
    struct enum_last<T> {\
        static constexpr T value = Last;\
    };\
    }

Definition at line 58 of file enum.hpp.

FLECS_ENUM_MAX

#define FLECS_ENUM_MAX

(

T

)

_::to_constant<T, 128>::value

Definition at line 12 of file enum.hpp.

FLECS_ENUM_MAX_COUNT

#define FLECS_ENUM_MAX_COUNT   (FLECS_ENUM_MAX(int) + 1)

Definition at line 13 of file enum.hpp.

Function Documentation

enum_type()

template<typename E >

enum_data< E > flecs::enum_type

(

flecs::world_t *

world

)

Convenience function for getting enum reflection data.

Definition at line 486 of file enum.hpp.