[857] | 1 | // Boost string_algo library formatter.hpp header file ---------------------------//
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| 2 |
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| 3 | // Copyright Pavol Droba 2002-2003. Use, modification and
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| 4 | // distribution is subject to the Boost Software License, Version
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| 5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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| 6 | // http://www.boost.org/LICENSE_1_0.txt)
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| 7 |
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| 8 | // See http://www.boost.org for updates, documentation, and revision history.
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| 9 |
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| 10 | #ifndef BOOST_STRING_FORMATTER_DETAIL_HPP
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| 11 | #define BOOST_STRING_FORMATTER_DETAIL_HPP
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| 12 |
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| 13 |
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| 14 | #include <boost/range/iterator_range.hpp>
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| 15 | #include <boost/range/begin.hpp>
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| 16 | #include <boost/range/end.hpp>
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| 17 | #include <boost/range/const_iterator.hpp>
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| 18 |
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| 19 | #include <boost/algorithm/string/detail/util.hpp>
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| 20 |
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| 21 | // generic replace functors -----------------------------------------------//
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| 22 |
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| 23 | namespace boost {
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| 24 | namespace algorithm {
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| 25 | namespace detail {
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| 26 |
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| 27 | // const format functor ----------------------------------------------------//
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| 28 |
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| 29 | // constant format functor
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| 30 | template<typename RangeT>
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| 31 | struct const_formatF
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| 32 | {
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| 33 | private:
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| 34 | typedef BOOST_STRING_TYPENAME
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| 35 | range_const_iterator<RangeT>::type format_iterator;
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| 36 | typedef iterator_range<format_iterator> result_type;
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| 37 |
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| 38 | public:
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| 39 | // Construction
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| 40 | const_formatF(const RangeT& Format) :
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| 41 | m_Format(begin(Format), end(Format)) {}
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| 42 |
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| 43 | // Operation
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| 44 | #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
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| 45 | template<typename Range2T>
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| 46 | result_type& operator()(const Range2T&)
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| 47 | {
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| 48 | return m_Format;
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| 49 | }
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| 50 | #endif
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| 51 |
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| 52 | template<typename Range2T>
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| 53 | const result_type& operator()(const Range2T&) const
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| 54 | {
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| 55 | return m_Format;
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| 56 | }
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| 57 |
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| 58 | private:
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| 59 | result_type m_Format;
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| 60 | };
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| 61 |
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| 62 | // identity format functor ----------------------------------------------------//
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| 63 |
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| 64 | // identity format functor
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| 65 | template<typename RangeT>
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| 66 | struct identity_formatF
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| 67 | {
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| 68 | // Operation
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| 69 | template< typename Range2T >
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| 70 | const RangeT& operator()(const Range2T& Replace) const
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| 71 | {
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| 72 | return RangeT(begin(Replace), end(Replace));
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| 73 | }
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| 74 | };
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| 75 |
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| 76 | // empty format functor ( used by erase ) ------------------------------------//
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| 77 |
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| 78 | // empty format functor
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| 79 | template< typename CharT >
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| 80 | struct empty_formatF
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| 81 | {
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| 82 | template< typename ReplaceT >
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| 83 | empty_container<CharT> operator()(const ReplaceT&) const
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| 84 | {
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| 85 | return empty_container<CharT>();
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| 86 | }
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| 87 | };
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| 88 |
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| 89 | } // namespace detail
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| 90 | } // namespace algorithm
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| 91 | } // namespace boost
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| 92 |
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| 93 | #endif // BOOST_STRING_FORMATTER_DETAIL_HPP
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