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1 // Copyright Neil Groves 2009. Use, modification and
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2 // distribution is subject to the Boost Software License, Version
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3 // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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4 // http://www.boost.org/LICENSE_1_0.txt)
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5 //
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6 //
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7 // For more information, see http://www.boost.org/libs/range/
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8 //
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9 #ifndef BOOST_RANGE_ALGORITHM_REMOVE_HPP_INCLUDED
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10 #define BOOST_RANGE_ALGORITHM_REMOVE_HPP_INCLUDED
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11
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12 #include <boost/concept_check.hpp>
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13 #include <boost/range/begin.hpp>
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14 #include <boost/range/end.hpp>
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15 #include <boost/range/concepts.hpp>
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16 #include <boost/range/detail/range_return.hpp>
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17 #include <algorithm>
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18
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19 namespace boost
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20 {
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21 namespace range
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22 {
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23
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24 /// \brief template function remove
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25 ///
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26 /// range-based version of the remove std algorithm
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27 ///
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28 /// \pre ForwardRange is a model of the ForwardRangeConcept
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29 template< class ForwardRange, class Value >
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30 inline BOOST_DEDUCED_TYPENAME range_iterator<ForwardRange>::type
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31 remove(ForwardRange& rng, const Value& val)
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32 {
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33 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
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34 return std::remove(boost::begin(rng),boost::end(rng),val);
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35 }
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36
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37 /// \overload
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38 template< class ForwardRange, class Value >
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39 inline BOOST_DEDUCED_TYPENAME range_iterator<const ForwardRange>::type
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40 remove(const ForwardRange& rng, const Value& val)
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41 {
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42 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
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43 return std::remove(boost::begin(rng),boost::end(rng),val);
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44 }
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45
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46 // range_return overloads
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47
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48 /// \overload
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49 template< range_return_value re, class ForwardRange, class Value >
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50 inline BOOST_DEDUCED_TYPENAME range_return<ForwardRange,re>::type
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51 remove(ForwardRange& rng, const Value& val)
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52 {
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53 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<ForwardRange> ));
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54 return range_return<ForwardRange,re>::pack(
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55 std::remove(boost::begin(rng), boost::end(rng), val),
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56 rng);
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57 }
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58
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59 /// \overload
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60 template< range_return_value re, class ForwardRange, class Value >
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61 inline BOOST_DEDUCED_TYPENAME range_return<const ForwardRange,re>::type
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62 remove(const ForwardRange& rng, const Value& val)
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63 {
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64 BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange> ));
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65 return range_return<const ForwardRange,re>::pack(
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66 std::remove(boost::begin(rng), boost::end(rng), val),
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67 rng);
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68 }
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69
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70 } // namespace range
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71 using range::remove;
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72 } // namespace boost
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73
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74 #endif // include guard
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