Orange/include/Orange/Core/Span.h

33 lines
860 B
C++

#pragma once
#include <Orange/Core/Types.h>
namespace orange
{
template <typename T>
struct Span
{
Span(T* data, size_t size) : data(data), size(size) {}
template <size_t Count>
Span(T (&array)[Count]) : data(array), size(Count) {}
explicit Span(T* data) : data(data), size(1) {}
explicit Span(T& data) : data(&data), size(1) {}
T& operator [] (size_t idx) { return data[idx]; }
const T& operator [] (size_t idx) const { return data[idx]; }
bool IsEmpty() const { return size == 0; }
T& front() { return *data[idx]; }
const T& front() const { return *data[idx]; }
T& back() { return *data[size - 1]; }
const T& back() const { return *data[size - 1]; }
T* data;
size_t size;
};
}