dxx-rebirth/common/include/reverse.h
Kp 12b57e84e6 Switch most in-tree http:// links to https://
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2018-09-02 00:57:29 +00:00

30 lines
862 B
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/*
* This file is part of the DXX-Rebirth project <https://www.dxx-rebirth.com/>.
* It is copyright by its individual contributors, as recorded in the
* project's Git history. See COPYING.txt at the top level for license
* terms and a link to the Git history.
*/
#pragma once
template <typename T, typename iterator>
struct reverse_traversal_t
{
typedef typename T::const_reverse_iterator const_iterator;
T *container;
reverse_traversal_t(T *c) : container(c) {}
iterator begin() const { return container->rbegin(); }
iterator end() const { return container->rend(); }
};
template <typename T>
static inline reverse_traversal_t<T, typename T::reverse_iterator> reverse_traversal(T &c)
{
return &c;
}
template <typename T>
static inline reverse_traversal_t<const T, typename T::const_reverse_iterator> reverse_traversal(const T &c)
{
return &c;
}