ceph/src/boost/libs/range/include/boost/range/algorithm/replace_if.hpp

   1 //  Copyright Neil Groves 2009. Use, modification and
   2 //  distribution is subject to the Boost Software License, Version
   3 //  1.0. (See accompanying file LICENSE_1_0.txt or copy at
   4 //  http://www.boost.org/LICENSE_1_0.txt)
   5 //
   6 //
   7 // For more information, see http://www.boost.org/libs/range/
   8 //
   9 #ifndef BOOST_RANGE_ALGORITHM_REPLACE_IF_HPP_INCLUDED
  10 #define BOOST_RANGE_ALGORITHM_REPLACE_IF_HPP_INCLUDED
  11
  12 #include <boost/concept_check.hpp>
  13 #include <boost/range/begin.hpp>
  14 #include <boost/range/end.hpp>
  15 #include <boost/range/concepts.hpp>
  16 #include <algorithm>
  17
  18 namespace boost
  19 {
  20     namespace range
  21     {
  22
  23 /// \brief template function replace_if
  24 ///
  25 /// range-based version of the replace_if std algorithm
  26 ///
  27 /// \pre ForwardRange is a model of the ForwardRangeConcept
  28 /// \pre UnaryPredicate is a model of the UnaryPredicateConcept
  29 template< class ForwardRange, class UnaryPredicate, class Value >
  30 inline ForwardRange&
  31     replace_if(ForwardRange& rng, UnaryPredicate pred,
  32                const Value& val)
  33 {
  34     BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
  35     std::replace_if(boost::begin(rng), boost::end(rng), pred, val);
  36     return rng;
  37 }
  38
  39 /// \overload
  40 template< class ForwardRange, class UnaryPredicate, class Value >
  41 inline const ForwardRange&
  42     replace_if(const ForwardRange& rng, UnaryPredicate pred,
  43                const Value& val)
  44 {
  45     BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
  46     std::replace_if(boost::begin(rng), boost::end(rng), pred, val);
  47     return rng;
  48 }
  49
  50     } // namespace range
  51     using range::replace_if;
  52 } // namespace boost
  53
  54 #endif // include guard