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Add missing operators and constructors to array_view

pull/929/head
Hleb Valoshka 2021-03-08 14:23:01 +02:00
parent 757fda0e36
commit f1d84435a0
1 changed files with 30 additions and 1 deletions
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31
src/celutil/array_view.h
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@ -11,6 +11,9 @@
#pragma once
#include <type_traits> // std::remove_cv
#include <cstddef> // std::size_t
namespace celestia
{
namespace util
@ -33,6 +36,8 @@ class array_view
m_size(0)
{};
~array_view() noexcept = default;
/**
* Wrap a C-style array.
*/
@ -50,6 +55,30 @@ class array_view
m_size(ary.size())
{};
/** @copydoc array_view::array_view(const C &ary) */
template<typename C> constexpr array_view(C &&ary) noexcept :
m_ptr(ary.data()),
m_size(ary.size())
{}
/**
* Assign another view or an object convertable to a view.
*/
array_view<T>& operator=(const array_view<T> &ary) noexcept
{
m_ptr = ary.data();
m_size = ary.size();
return *this;
}
/** @copydoc array_view::operator=(const array_view<T> &ary) */
array_view<T>& operator=(array_view<T> &&ary) noexcept
{
m_ptr = ary.data();
m_size = ary.size();
return *this;
}
/**
* Direct access to the underlying array.
*/
@ -143,7 +172,7 @@ class array_view
private:
const element_type* m_ptr;
const size_t m_size;
size_t m_size;
};
}
}