Sprout/sprout/container/range_index_check.hpp
2017-07-29 14:20:01 +09:00

31 lines
1.2 KiB
C++

/*=============================================================================
Copyright (c) 2011-2017 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#ifndef SPROUT_CONTAINER_RANGE_INDEX_CHECK_HPP
#define SPROUT_CONTAINER_RANGE_INDEX_CHECK_HPP
#include <stdexcept>
#include <sprout/config.hpp>
#include <sprout/container/range_functions_fwd.hpp>
#include <sprout/container/container_traits.hpp>
namespace sprout {
//
// range_index_check
//
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::size_type
range_index_check(Container const& cont, typename sprout::container_traits<Container const>::size_type i) {
return i < sprout::size(cont) ? i
: throw std::out_of_range("range_index_check: index out of range")
;
}
} // namespace sprout
#include <sprout/container/size.hpp>
#endif // #ifndef SPROUT_CONTAINER_RANGE_INDEX_CHECK_HPP