span.h File Reference

#include <algorithm>
#include <cassert>
#include <cstddef>
#include <cstdint>
#include <type_traits>

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Classes
class	Span< C >
	A Span is an object that can refer to a contiguous sequence of objects. More...
struct	Span< C >::is_Span_int< T >
struct	Span< C >::is_Span_int< Span< T > >
struct	Span< C >::is_Span< T >

Macros
#define	CONSTEXPR_IF_NOT_DEBUG   constexpr
#define	ASSERT_IF_DEBUG(x)
#define	SPAN_ATTR_LIFETIMEBOUND

Functions
template<typename A , int N>
constexpr Span< A >	MakeSpan (A(&a)[N])
	MakeSpan for arrays: More...
template<typename V >
constexpr auto	MakeSpan (V &&v SPAN_ATTR_LIFETIMEBOUND) -> typename std::enable_if< !std::is_lvalue_reference< V >::value, Span< const typename std::remove_pointer< decltype(v.data())>::type >>::type
	MakeSpan for temporaries / rvalue references, only supporting const output. More...
template<typename V >
constexpr auto	MakeSpan (V &v SPAN_ATTR_LIFETIMEBOUND) -> Span< typename std::remove_pointer< decltype(v.data())>::type >
	MakeSpan for (lvalue) references, supporting mutable output. More...
template<typename T >
T &	SpanPopBack (Span< T > &span)
	Pop the last element off a span, and return a reference to that element. More...
uint8_t *	UCharCast (char *c)
uint8_t *	UCharCast (uint8_t *c)
const uint8_t *	UCharCast (const char *c)
const uint8_t *	UCharCast (const uint8_t *c)
template<typename T >
constexpr auto	UCharSpanCast (Span< T > s) -> Span< typename std::remove_pointer< decltype(UCharCast(s.data()))>::type >
template<typename V >
constexpr auto	MakeUCharSpan (V &&v) -> decltype(UCharSpanCast(MakeSpan(std::forward< V >(v))))
	Like MakeSpan, but for (const) uint8_t member types only. More...

Macro Definition Documentation

ASSERT_IF_DEBUG

#define ASSERT_IF_DEBUG

(

x

)

Definition at line 19 of file span.h.

CONSTEXPR_IF_NOT_DEBUG

#define CONSTEXPR_IF_NOT_DEBUG   constexpr

Definition at line 18 of file span.h.

SPAN_ATTR_LIFETIMEBOUND

#define SPAN_ATTR_LIFETIMEBOUND

Definition at line 29 of file span.h.

Function Documentation

MakeSpan() [1/3]

template<typename A , int N>

constexpr Span<A> MakeSpan ( A(&)  a[N] )

constexpr

MakeSpan for arrays:

Definition at line 259 of file span.h.

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MakeSpan() [2/3]

template<typename V >

constexpr auto MakeSpan ( V &&v  SPAN_ATTR_LIFETIMEBOUND ) -> typename std::enable_if< !std::is_lvalue_reference<V>::value, Span<const typename std::remove_pointer<decltype(v.data())>::type>>::type

constexpr

MakeSpan for temporaries / rvalue references, only supporting const output.

Definition at line 266 of file span.h.

MakeSpan() [3/3]

template<typename V >

constexpr auto MakeSpan ( V &v  SPAN_ATTR_LIFETIMEBOUND ) -> Span<typename std::remove_pointer<decltype(v.data())>::type>

constexpr

MakeSpan for (lvalue) references, supporting mutable output.

Definition at line 273 of file span.h.

MakeUCharSpan()

template<typename V >

constexpr auto MakeUCharSpan ( V &&  v ) -> decltype(UCharSpanCast(MakeSpan(std::forward<V>(v))))

constexpr

Like MakeSpan, but for (const) uint8_t member types only.

Only works for (un)signed char containers.

Definition at line 311 of file span.h.

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SpanPopBack()

template<typename T >

T& SpanPopBack

(

Span< T > &

span

)

Pop the last element off a span, and return a reference to that element.

Definition at line 279 of file span.h.

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UCharCast() [1/4]

uint8_t* UCharCast ( char *  c )

inline

Definition at line 288 of file span.h.

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UCharCast() [2/4]

const uint8_t* UCharCast ( const char *  c )

inline

Definition at line 294 of file span.h.

UCharCast() [3/4]

const uint8_t* UCharCast ( const uint8_t *  c )

inline

Definition at line 297 of file span.h.

UCharCast() [4/4]

uint8_t* UCharCast ( uint8_t *  c )

inline

Definition at line 291 of file span.h.

UCharSpanCast()

template<typename T >

constexpr auto UCharSpanCast ( Span< T >  s ) -> Span<typename std::remove_pointer<decltype(UCharCast(s.data()))>::type>

constexpr

Definition at line 303 of file span.h.

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