reversed_range.hpp

// Copyright (c) 2019-2022 Xenios SEZC
// https://www.veriblock.org
// Distributed under the MIT software license, see the accompanying
// file LICENSE or http://www.opensource.org/licenses/mit-license.php.
 
#ifndef VERIBLOCK_POP_CPP_REVERSE_SUBRANGE_HPP
#define VERIBLOCK_POP_CPP_REVERSE_SUBRANGE_HPP
 
#include <vector>
 
namespace altintegration {
 
template <typename T>
class reverse_range {
  T &m_x;
 
 public:
  explicit reverse_range(T &x) : m_x(x) {}
 
  auto begin() const -> decltype(this->m_x.rbegin()) { return m_x.rbegin(); }
 
  auto end() const -> decltype(this->m_x.rend()) { return m_x.rend(); }
};
 
template <typename T>
reverse_range<T> reverse_iterate(T &x) {
  return reverse_range<T>(x);
}
 
}  // namespace altintegration
 
#endif  // VERIBLOCK_POP_CPP_REVERSE_SUBRANGE_HPP