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1 | /*============================================================================= |
2 | Copyright (c) 2001-2003 Joel de Guzman | |
3 | Copyright (c) 2001-2003 Daniel Nuffer | |
4 | http://spirit.sourceforge.net/ | |
5 | ||
6 | Use, modification and distribution is subject to the Boost Software | |
7 | License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
8 | http://www.boost.org/LICENSE_1_0.txt) | |
9 | =============================================================================*/ | |
10 | #ifndef BOOST_SPIRIT_BASIC_CHSET_IPP | |
11 | #define BOOST_SPIRIT_BASIC_CHSET_IPP | |
12 | ||
13 | /////////////////////////////////////////////////////////////////////////////// | |
14 | #include <bitset> | |
15 | #include <boost/spirit/home/classic/utility/impl/chset/basic_chset.hpp> | |
16 | ||
17 | /////////////////////////////////////////////////////////////////////////////// | |
18 | namespace boost { namespace spirit { | |
19 | ||
20 | BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN | |
21 | ||
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | // | |
24 | // basic_chset: character set implementation | |
25 | // | |
26 | /////////////////////////////////////////////////////////////////////////////// | |
27 | template <typename CharT> | |
28 | inline basic_chset<CharT>::basic_chset() {} | |
29 | ||
30 | ////////////////////////////////// | |
31 | template <typename CharT> | |
32 | inline basic_chset<CharT>::basic_chset(basic_chset const& arg_) | |
33 | : rr(arg_.rr) {} | |
34 | ||
35 | ////////////////////////////////// | |
36 | template <typename CharT> | |
37 | inline bool | |
38 | basic_chset<CharT>::test(CharT v) const | |
39 | { return rr.test(v); } | |
40 | ||
41 | ////////////////////////////////// | |
42 | template <typename CharT> | |
43 | inline void | |
44 | basic_chset<CharT>::set(CharT from, CharT to) | |
45 | { rr.set(utility::impl::range<CharT>(from, to)); } | |
46 | ||
47 | ////////////////////////////////// | |
48 | template <typename CharT> | |
49 | inline void | |
50 | basic_chset<CharT>::set(CharT c) | |
51 | { rr.set(utility::impl::range<CharT>(c, c)); } | |
52 | ||
53 | ////////////////////////////////// | |
54 | template <typename CharT> | |
55 | inline void | |
56 | basic_chset<CharT>::clear(CharT from, CharT to) | |
57 | { rr.clear(utility::impl::range<CharT>(from, to)); } | |
58 | ||
59 | ////////////////////////////////// | |
60 | template <typename CharT> | |
61 | inline void | |
62 | basic_chset<CharT>::clear() | |
63 | { rr.clear(); } | |
64 | ||
65 | ///////////////////////////////// | |
66 | template <typename CharT> | |
67 | inline void | |
68 | basic_chset<CharT>::inverse() | |
69 | { | |
70 | basic_chset inv; | |
71 | inv.set( | |
72 | (std::numeric_limits<CharT>::min)(), | |
73 | (std::numeric_limits<CharT>::max)() | |
74 | ); | |
75 | inv -= *this; | |
76 | swap(inv); | |
77 | } | |
78 | ||
79 | ///////////////////////////////// | |
80 | template <typename CharT> | |
81 | inline void | |
82 | basic_chset<CharT>::swap(basic_chset& x) | |
83 | { rr.swap(x.rr); } | |
84 | ||
85 | ///////////////////////////////// | |
86 | template <typename CharT> | |
87 | inline basic_chset<CharT>& | |
88 | basic_chset<CharT>::operator|=(basic_chset<CharT> const& x) | |
89 | { | |
90 | typedef typename utility::impl::range_run<CharT>::const_iterator const_iterator; | |
91 | for (const_iterator iter = x.rr.begin(); iter != x.rr.end(); ++iter) | |
92 | rr.set(*iter); | |
93 | return *this; | |
94 | } | |
95 | ||
96 | ///////////////////////////////// | |
97 | template <typename CharT> | |
98 | inline basic_chset<CharT>& | |
99 | basic_chset<CharT>::operator&=(basic_chset<CharT> const& x) | |
100 | { | |
101 | basic_chset inv; | |
102 | inv.set( | |
103 | (std::numeric_limits<CharT>::min)(), | |
104 | (std::numeric_limits<CharT>::max)() | |
105 | ); | |
106 | inv -= x; | |
107 | *this -= inv; | |
108 | return *this; | |
109 | } | |
110 | ||
111 | ///////////////////////////////// | |
112 | template <typename CharT> | |
113 | inline basic_chset<CharT>& | |
114 | basic_chset<CharT>::operator-=(basic_chset<CharT> const& x) | |
115 | { | |
116 | typedef typename utility::impl::range_run<CharT>::const_iterator const_iterator; | |
117 | for (const_iterator iter = x.rr.begin(); iter != x.rr.end(); ++iter) | |
118 | rr.clear(*iter); | |
119 | return *this; | |
120 | } | |
121 | ||
122 | ///////////////////////////////// | |
123 | template <typename CharT> | |
124 | inline basic_chset<CharT>& | |
125 | basic_chset<CharT>::operator^=(basic_chset<CharT> const& x) | |
126 | { | |
127 | basic_chset bma = x; | |
128 | bma -= *this; | |
129 | *this -= x; | |
130 | *this |= bma; | |
131 | return *this; | |
132 | } | |
133 | ||
134 | #if (CHAR_BIT == 8) | |
135 | ||
136 | /////////////////////////////////////////////////////////////////////////////// | |
137 | // | |
138 | // basic_chset: specializations for 8 bit chars using std::bitset | |
139 | // | |
140 | /////////////////////////////////////////////////////////////////////////////// | |
141 | template <typename CharT> | |
142 | inline basic_chset_8bit<CharT>::basic_chset_8bit() {} | |
143 | ||
144 | ///////////////////////////////// | |
145 | template <typename CharT> | |
146 | inline basic_chset_8bit<CharT>::basic_chset_8bit(basic_chset_8bit const& arg_) | |
147 | : bset(arg_.bset) {} | |
148 | ||
149 | ///////////////////////////////// | |
150 | template <typename CharT> | |
151 | inline bool | |
152 | basic_chset_8bit<CharT>::test(CharT v) const | |
153 | { return bset.test((unsigned char)v); } | |
154 | ||
155 | ///////////////////////////////// | |
156 | template <typename CharT> | |
157 | inline void | |
158 | basic_chset_8bit<CharT>::set(CharT from, CharT to) | |
159 | { | |
160 | for (int i = from; i <= to; ++i) | |
161 | bset.set((unsigned char)i); | |
162 | } | |
163 | ||
164 | ///////////////////////////////// | |
165 | template <typename CharT> | |
166 | inline void | |
167 | basic_chset_8bit<CharT>::set(CharT c) | |
168 | { bset.set((unsigned char)c); } | |
169 | ||
170 | ///////////////////////////////// | |
171 | template <typename CharT> | |
172 | inline void | |
173 | basic_chset_8bit<CharT>::clear(CharT from, CharT to) | |
174 | { | |
175 | for (int i = from; i <= to; ++i) | |
176 | bset.reset((unsigned char)i); | |
177 | } | |
178 | ||
179 | ///////////////////////////////// | |
180 | template <typename CharT> | |
181 | inline void | |
182 | basic_chset_8bit<CharT>::clear(CharT c) | |
183 | { bset.reset((unsigned char)c); } | |
184 | ||
185 | ///////////////////////////////// | |
186 | template <typename CharT> | |
187 | inline void | |
188 | basic_chset_8bit<CharT>::clear() | |
189 | { bset.reset(); } | |
190 | ||
191 | ///////////////////////////////// | |
192 | template <typename CharT> | |
193 | inline void | |
194 | basic_chset_8bit<CharT>::inverse() | |
195 | { bset.flip(); } | |
196 | ||
197 | ///////////////////////////////// | |
198 | template <typename CharT> | |
199 | inline void | |
200 | basic_chset_8bit<CharT>::swap(basic_chset_8bit& x) | |
201 | { std::swap(bset, x.bset); } | |
202 | ||
203 | ///////////////////////////////// | |
204 | template <typename CharT> | |
205 | inline basic_chset_8bit<CharT>& | |
206 | basic_chset_8bit<CharT>::operator|=(basic_chset_8bit const& x) | |
207 | { | |
208 | bset |= x.bset; | |
209 | return *this; | |
210 | } | |
211 | ||
212 | ///////////////////////////////// | |
213 | template <typename CharT> | |
214 | inline basic_chset_8bit<CharT>& | |
215 | basic_chset_8bit<CharT>::operator&=(basic_chset_8bit const& x) | |
216 | { | |
217 | bset &= x.bset; | |
218 | return *this; | |
219 | } | |
220 | ||
221 | ///////////////////////////////// | |
222 | template <typename CharT> | |
223 | inline basic_chset_8bit<CharT>& | |
224 | basic_chset_8bit<CharT>::operator-=(basic_chset_8bit const& x) | |
225 | { | |
226 | bset &= ~x.bset; | |
227 | return *this; | |
228 | } | |
229 | ||
230 | ///////////////////////////////// | |
231 | template <typename CharT> | |
232 | inline basic_chset_8bit<CharT>& | |
233 | basic_chset_8bit<CharT>::operator^=(basic_chset_8bit const& x) | |
234 | { | |
235 | bset ^= x.bset; | |
236 | return *this; | |
237 | } | |
238 | ||
239 | #endif | |
240 | ||
241 | BOOST_SPIRIT_CLASSIC_NAMESPACE_END | |
242 | ||
243 | }} // namespace boost::spirit | |
244 | ||
245 | #endif | |
246 |