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1 | // Boost string_algo library formatter.hpp header file ---------------------------// |
2 | ||
3 | // Copyright Pavol Droba 2002-2003. | |
4 | // | |
5 | // Distributed under the Boost Software License, Version 1.0. | |
6 | // (See accompanying file LICENSE_1_0.txt or copy at | |
7 | // http://www.boost.org/LICENSE_1_0.txt) | |
8 | ||
9 | // See http://www.boost.org for updates, documentation, and revision history. | |
10 | ||
11 | #ifndef BOOST_STRING_FORMATTER_DETAIL_HPP | |
12 | #define BOOST_STRING_FORMATTER_DETAIL_HPP | |
13 | ||
14 | ||
15 | #include <boost/range/iterator_range_core.hpp> | |
16 | #include <boost/range/begin.hpp> | |
17 | #include <boost/range/end.hpp> | |
18 | #include <boost/range/const_iterator.hpp> | |
19 | ||
20 | #include <boost/algorithm/string/detail/util.hpp> | |
21 | ||
22 | // generic replace functors -----------------------------------------------// | |
23 | ||
24 | namespace boost { | |
25 | namespace algorithm { | |
26 | namespace detail { | |
27 | ||
28 | // const format functor ----------------------------------------------------// | |
29 | ||
30 | // constant format functor | |
31 | template<typename RangeT> | |
32 | struct const_formatF | |
33 | { | |
34 | private: | |
35 | typedef BOOST_STRING_TYPENAME | |
36 | range_const_iterator<RangeT>::type format_iterator; | |
37 | typedef iterator_range<format_iterator> result_type; | |
38 | ||
39 | public: | |
40 | // Construction | |
41 | const_formatF(const RangeT& Format) : | |
42 | m_Format(::boost::begin(Format), ::boost::end(Format)) {} | |
43 | ||
44 | // Operation | |
45 | #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) | |
46 | template<typename Range2T> | |
47 | result_type& operator()(const Range2T&) | |
48 | { | |
49 | return m_Format; | |
50 | } | |
51 | #endif | |
52 | ||
53 | template<typename Range2T> | |
54 | const result_type& operator()(const Range2T&) const | |
55 | { | |
56 | return m_Format; | |
57 | } | |
58 | ||
59 | private: | |
60 | result_type m_Format; | |
61 | }; | |
62 | ||
63 | // identity format functor ----------------------------------------------------// | |
64 | ||
65 | // identity format functor | |
66 | template<typename RangeT> | |
67 | struct identity_formatF | |
68 | { | |
69 | // Operation | |
70 | template< typename Range2T > | |
71 | const RangeT& operator()(const Range2T& Replace) const | |
72 | { | |
73 | return RangeT(::boost::begin(Replace), ::boost::end(Replace)); | |
74 | } | |
75 | }; | |
76 | ||
77 | // empty format functor ( used by erase ) ------------------------------------// | |
78 | ||
79 | // empty format functor | |
80 | template< typename CharT > | |
81 | struct empty_formatF | |
82 | { | |
83 | template< typename ReplaceT > | |
84 | empty_container<CharT> operator()(const ReplaceT&) const | |
85 | { | |
86 | return empty_container<CharT>(); | |
87 | } | |
88 | }; | |
89 | ||
90 | // dissect format functor ----------------------------------------------------// | |
91 | ||
92 | // dissect format functor | |
93 | template<typename FinderT> | |
94 | struct dissect_formatF | |
95 | { | |
96 | public: | |
97 | // Construction | |
98 | dissect_formatF(FinderT Finder) : | |
99 | m_Finder(Finder) {} | |
100 | ||
101 | // Operation | |
102 | template<typename RangeT> | |
103 | inline iterator_range< | |
104 | BOOST_STRING_TYPENAME range_const_iterator<RangeT>::type> | |
105 | operator()(const RangeT& Replace) const | |
106 | { | |
107 | return m_Finder(::boost::begin(Replace), ::boost::end(Replace)); | |
108 | } | |
109 | ||
110 | private: | |
111 | FinderT m_Finder; | |
112 | }; | |
113 | ||
114 | ||
115 | } // namespace detail | |
116 | } // namespace algorithm | |
117 | } // namespace boost | |
118 | ||
119 | #endif // BOOST_STRING_FORMATTER_DETAIL_HPP |