nerdcruft/libcruft-util
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array/sarray: add move assignment operator

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Danny Robson 2019-03-27 15:51:57 +11:00
parent 9b994b12ae
commit a69ec062f1
1 changed files with 20 additions and 1 deletions
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21
array/sarray.hpp
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@ -3,13 +3,15 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Copyright 2017 Danny Robson <danny@nerdcruft.net>
* Copyright 2017-2019 Danny Robson <danny@nerdcruft.net>
*/
#pragma once
#include "../view.hpp"
#include "../iterator/zip.hpp"
#include <cstdlib>
#include <stdexcept>
@ -67,6 +69,23 @@ namespace cruft {
sarray (std::begin (_data), std::end (_data))
{ ; }
//---------------------------------------------------------------------
sarray& operator= (sarray &&rhs) noexcept (std::is_nothrow_move_constructible_v<T>)
{
// Destroy the currently held objects.
for (auto &obj: *this)
obj.~T ();
// Move-construct the new objects
for (auto [idx, obj]: cruft::iterator::izip (rhs))
new (&m_data.objects[idx]) T (std::move (obj));
m_size = rhs.m_size;
return *this;
}
//---------------------------------------------------------------------
~sarray ()
{