| // Boost.Range library |
| // |
| // Copyright Neil Groves 2009. Use, modification and |
| // distribution is subject to 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) |
| // |
| // For more information, see http://www.boost.org/libs/range/ |
| // |
| #ifndef BOOST_RANGE_ALGORITHM_EXT_IOTA_HPP_INCLUDED |
| #define BOOST_RANGE_ALGORITHM_EXT_IOTA_HPP_INCLUDED |
| |
| #include <boost/range/config.hpp> |
| #include <boost/range/concepts.hpp> |
| #include <boost/range/iterator.hpp> |
| #include <boost/range/begin.hpp> |
| #include <boost/range/end.hpp> |
| |
| namespace boost |
| { |
| namespace range |
| { |
| |
| template< class ForwardRange, class Value > |
| inline ForwardRange& iota( ForwardRange& rng, Value x ) |
| { |
| BOOST_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> )); |
| typedef BOOST_DEDUCED_TYPENAME range_iterator<ForwardRange>::type iterator_t; |
| |
| iterator_t last_target = ::boost::end(rng); |
| for (iterator_t target = ::boost::begin(rng); target != last_target; ++target, ++x) |
| *target = x; |
| |
| return rng; |
| } |
| |
| template< class ForwardRange, class Value > |
| inline const ForwardRange& iota( const ForwardRange& rng, Value x ) |
| { |
| BOOST_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> )); |
| typedef BOOST_DEDUCED_TYPENAME range_iterator<const ForwardRange>::type iterator_t; |
| |
| iterator_t last_target = ::boost::end(rng); |
| for (iterator_t target = ::boost::begin(rng); target != last_target; ++target, ++x) |
| *target = x; |
| |
| return rng; |
| } |
| |
| } // namespace range |
| using range::iota; |
| } // namespace boost |
| |
| #endif // include guard |