1 /*
2  *
3  * Copyright (c) 1998-2002
4  * John Maddock
5  *
6  * Use, modification and distribution are subject to the
7  * Boost Software License, Version 1.0. (See accompanying file
8  * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
9  *
10  */
11 
12  /*
13   *   LOCATION:    see http://www.boost.org for most recent version.
14   *   FILE         sub_match.cpp
15   *   VERSION      see <boost/version.hpp>
16   *   DESCRIPTION: Declares template class sub_match.
17   */
18 
19 #ifndef BOOST_REGEX_V4_SUB_MATCH_HPP
20 #define BOOST_REGEX_V4_SUB_MATCH_HPP
21 
22 #ifdef BOOST_MSVC
23 #pragma warning(push)
24 #pragma warning(disable: 4103)
25 #endif
26 #ifdef BOOST_HAS_ABI_HEADERS
27 #  include BOOST_ABI_PREFIX
28 #endif
29 #ifdef BOOST_MSVC
30 #pragma warning(pop)
31 #endif
32 
33 namespace boost{
34 
35 template <class BidiIterator>
36 struct sub_match : public std::pair<BidiIterator, BidiIterator>
37 {
38    typedef typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<BidiIterator>::value_type       value_type;
39 #if defined(BOOST_NO_STD_ITERATOR_TRAITS)
40    typedef          std::ptrdiff_t                                                   difference_type;
41 #else
42    typedef typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<BidiIterator>::difference_type  difference_type;
43 #endif
44    typedef          BidiIterator                                                     iterator_type;
45    typedef          BidiIterator                                                     iterator;
46    typedef          BidiIterator                                                     const_iterator;
47 
48    bool matched;
49 
sub_matchboost::sub_match50    sub_match() : std::pair<BidiIterator, BidiIterator>(), matched(false) {}
sub_matchboost::sub_match51    sub_match(BidiIterator i) : std::pair<BidiIterator, BidiIterator>(i, i), matched(false) {}
52 #if !defined(BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS)\
53                && !BOOST_WORKAROUND(__BORLANDC__, <= 0x0551)\
54                && !BOOST_WORKAROUND(__DECCXX_VER, BOOST_TESTED_AT(60590042))
55    template <class T, class A>
operator std::basic_string<value_type,T,A>boost::sub_match56    operator std::basic_string<value_type, T, A> ()const
57    {
58       return matched ? std::basic_string<value_type, T, A>(this->first, this->second) : std::basic_string<value_type, T, A>();
59    }
60 #else
operator std::basic_string<value_type>boost::sub_match61    operator std::basic_string<value_type> ()const
62    {
63       return str();
64    }
65 #endif
lengthboost::sub_match66    difference_type BOOST_REGEX_CALL length()const
67    {
68       difference_type n = matched ? ::boost::BOOST_REGEX_DETAIL_NS::distance((BidiIterator)this->first, (BidiIterator)this->second) : 0;
69       return n;
70    }
strboost::sub_match71    std::basic_string<value_type> str()const
72    {
73       std::basic_string<value_type> result;
74       if(matched)
75       {
76          std::size_t len = ::boost::BOOST_REGEX_DETAIL_NS::distance((BidiIterator)this->first, (BidiIterator)this->second);
77          result.reserve(len);
78          BidiIterator i = this->first;
79          while(i != this->second)
80          {
81             result.append(1, *i);
82             ++i;
83          }
84       }
85       return result;
86    }
compareboost::sub_match87    int compare(const sub_match& s)const
88    {
89       if(matched != s.matched)
90          return static_cast<int>(matched) - static_cast<int>(s.matched);
91       return str().compare(s.str());
92    }
compareboost::sub_match93    int compare(const std::basic_string<value_type>& s)const
94    {
95       return str().compare(s);
96    }
compareboost::sub_match97    int compare(const value_type* p)const
98    {
99       return str().compare(p);
100    }
101 
operator ==boost::sub_match102    bool operator==(const sub_match& that)const
103    { return compare(that) == 0; }
operator !=boost::sub_match104    bool BOOST_REGEX_CALL operator !=(const sub_match& that)const
105    { return compare(that) != 0; }
operator <boost::sub_match106    bool operator<(const sub_match& that)const
107    { return compare(that) < 0; }
operator >boost::sub_match108    bool operator>(const sub_match& that)const
109    { return compare(that) > 0; }
operator <=boost::sub_match110    bool operator<=(const sub_match& that)const
111    { return compare(that) <= 0; }
operator >=boost::sub_match112    bool operator>=(const sub_match& that)const
113    { return compare(that) >= 0; }
114 
115 #ifdef BOOST_REGEX_MATCH_EXTRA
116    typedef std::vector<sub_match<BidiIterator> > capture_sequence_type;
117 
capturesboost::sub_match118    const capture_sequence_type& captures()const
119    {
120       if(!m_captures)
121          m_captures.reset(new capture_sequence_type());
122       return *m_captures;
123    }
124    //
125    // Private implementation API: DO NOT USE!
126    //
get_capturesboost::sub_match127    capture_sequence_type& get_captures()const
128    {
129       if(!m_captures)
130          m_captures.reset(new capture_sequence_type());
131       return *m_captures;
132    }
133 
134 private:
135    mutable boost::scoped_ptr<capture_sequence_type> m_captures;
136 public:
137 
138 #endif
sub_matchboost::sub_match139    sub_match(const sub_match& that, bool
140 #ifdef BOOST_REGEX_MATCH_EXTRA
141       deep_copy
142 #endif
143       = true
144       )
145       : std::pair<BidiIterator, BidiIterator>(that),
146         matched(that.matched)
147    {
148 #ifdef BOOST_REGEX_MATCH_EXTRA
149       if(that.m_captures)
150          if(deep_copy)
151             m_captures.reset(new capture_sequence_type(*(that.m_captures)));
152 #endif
153    }
operator =boost::sub_match154    sub_match& operator=(const sub_match& that)
155    {
156       this->first = that.first;
157       this->second = that.second;
158       matched = that.matched;
159 #ifdef BOOST_REGEX_MATCH_EXTRA
160       if(that.m_captures)
161          get_captures() = *(that.m_captures);
162 #endif
163       return *this;
164    }
165    //
166    // Make this type a range, for both Boost.Range, and C++11:
167    //
beginboost::sub_match168    BidiIterator begin()const { return this->first; }
endboost::sub_match169    BidiIterator end()const { return this->second; }
170 
171 
172 #ifdef BOOST_OLD_REGEX_H
173    //
174    // the following are deprecated, do not use!!
175    //
176    operator int()const;
177    operator unsigned int()const;
operator shortboost::sub_match178    operator short()const
179    {
180       return (short)(int)(*this);
181    }
operator unsigned shortboost::sub_match182    operator unsigned short()const
183    {
184       return (unsigned short)(unsigned int)(*this);
185    }
186 #endif
187 };
188 
189 typedef sub_match<const char*> csub_match;
190 typedef sub_match<std::string::const_iterator> ssub_match;
191 #ifndef BOOST_NO_WREGEX
192 typedef sub_match<const wchar_t*> wcsub_match;
193 typedef sub_match<std::wstring::const_iterator> wssub_match;
194 #endif
195 
196 // comparison to std::basic_string<> part 1:
197 template <class RandomAccessIterator, class traits, class Allocator>
operator ==(const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s,const sub_match<RandomAccessIterator> & m)198 inline bool operator == (const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s,
199                   const sub_match<RandomAccessIterator>& m)
200 { return s.compare(m.str()) == 0; }
201 template <class RandomAccessIterator, class traits, class Allocator>
operator !=(const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s,const sub_match<RandomAccessIterator> & m)202 inline bool operator != (const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s,
203                   const sub_match<RandomAccessIterator>& m)
204 { return s.compare(m.str()) != 0; }
205 template <class RandomAccessIterator, class traits, class Allocator>
operator <(const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s,const sub_match<RandomAccessIterator> & m)206 inline bool operator < (const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s,
207                  const sub_match<RandomAccessIterator>& m)
208 { return s.compare(m.str()) < 0; }
209 template <class RandomAccessIterator, class traits, class Allocator>
operator <=(const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s,const sub_match<RandomAccessIterator> & m)210 inline bool operator <= (const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s,
211                   const sub_match<RandomAccessIterator>& m)
212 { return s.compare(m.str()) <= 0; }
213 template <class RandomAccessIterator, class traits, class Allocator>
operator >=(const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s,const sub_match<RandomAccessIterator> & m)214 inline bool operator >= (const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s,
215                   const sub_match<RandomAccessIterator>& m)
216 { return s.compare(m.str()) >= 0; }
217 template <class RandomAccessIterator, class traits, class Allocator>
operator >(const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s,const sub_match<RandomAccessIterator> & m)218 inline bool operator > (const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s,
219                  const sub_match<RandomAccessIterator>& m)
220 { return s.compare(m.str()) > 0; }
221 // comparison to std::basic_string<> part 2:
222 template <class RandomAccessIterator, class traits, class Allocator>
operator ==(const sub_match<RandomAccessIterator> & m,const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s)223 inline bool operator == (const sub_match<RandomAccessIterator>& m,
224                   const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s)
225 { return m.str().compare(s) == 0; }
226 template <class RandomAccessIterator, class traits, class Allocator>
operator !=(const sub_match<RandomAccessIterator> & m,const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s)227 inline bool operator != (const sub_match<RandomAccessIterator>& m,
228                   const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s)
229 { return m.str().compare(s) != 0; }
230 template <class RandomAccessIterator, class traits, class Allocator>
operator <(const sub_match<RandomAccessIterator> & m,const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s)231 inline bool operator < (const sub_match<RandomAccessIterator>& m,
232                   const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s)
233 { return m.str().compare(s) < 0; }
234 template <class RandomAccessIterator, class traits, class Allocator>
operator >(const sub_match<RandomAccessIterator> & m,const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s)235 inline bool operator > (const sub_match<RandomAccessIterator>& m,
236                   const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s)
237 { return m.str().compare(s) > 0; }
238 template <class RandomAccessIterator, class traits, class Allocator>
operator <=(const sub_match<RandomAccessIterator> & m,const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s)239 inline bool operator <= (const sub_match<RandomAccessIterator>& m,
240                   const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s)
241 { return m.str().compare(s) <= 0; }
242 template <class RandomAccessIterator, class traits, class Allocator>
operator >=(const sub_match<RandomAccessIterator> & m,const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s)243 inline bool operator >= (const sub_match<RandomAccessIterator>& m,
244                   const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s)
245 { return m.str().compare(s) >= 0; }
246 // comparison to const charT* part 1:
247 template <class RandomAccessIterator>
operator ==(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s)248 inline bool operator == (const sub_match<RandomAccessIterator>& m,
249                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s)
250 { return m.str().compare(s) == 0; }
251 template <class RandomAccessIterator>
operator !=(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s)252 inline bool operator != (const sub_match<RandomAccessIterator>& m,
253                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s)
254 { return m.str().compare(s) != 0; }
255 template <class RandomAccessIterator>
operator >(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s)256 inline bool operator > (const sub_match<RandomAccessIterator>& m,
257                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s)
258 { return m.str().compare(s) > 0; }
259 template <class RandomAccessIterator>
operator <(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s)260 inline bool operator < (const sub_match<RandomAccessIterator>& m,
261                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s)
262 { return m.str().compare(s) < 0; }
263 template <class RandomAccessIterator>
operator >=(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s)264 inline bool operator >= (const sub_match<RandomAccessIterator>& m,
265                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s)
266 { return m.str().compare(s) >= 0; }
267 template <class RandomAccessIterator>
operator <=(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s)268 inline bool operator <= (const sub_match<RandomAccessIterator>& m,
269                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s)
270 { return m.str().compare(s) <= 0; }
271 // comparison to const charT* part 2:
272 template <class RandomAccessIterator>
operator ==(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s,const sub_match<RandomAccessIterator> & m)273 inline bool operator == (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s,
274                   const sub_match<RandomAccessIterator>& m)
275 { return m.str().compare(s) == 0; }
276 template <class RandomAccessIterator>
operator !=(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s,const sub_match<RandomAccessIterator> & m)277 inline bool operator != (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s,
278                   const sub_match<RandomAccessIterator>& m)
279 { return m.str().compare(s) != 0; }
280 template <class RandomAccessIterator>
operator <(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s,const sub_match<RandomAccessIterator> & m)281 inline bool operator < (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s,
282                   const sub_match<RandomAccessIterator>& m)
283 { return m.str().compare(s) > 0; }
284 template <class RandomAccessIterator>
operator >(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s,const sub_match<RandomAccessIterator> & m)285 inline bool operator > (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s,
286                   const sub_match<RandomAccessIterator>& m)
287 { return m.str().compare(s) < 0; }
288 template <class RandomAccessIterator>
operator <=(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s,const sub_match<RandomAccessIterator> & m)289 inline bool operator <= (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s,
290                   const sub_match<RandomAccessIterator>& m)
291 { return m.str().compare(s) >= 0; }
292 template <class RandomAccessIterator>
operator >=(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s,const sub_match<RandomAccessIterator> & m)293 inline bool operator >= (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s,
294                   const sub_match<RandomAccessIterator>& m)
295 { return m.str().compare(s) <= 0; }
296 
297 // comparison to const charT& part 1:
298 template <class RandomAccessIterator>
operator ==(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s)299 inline bool operator == (const sub_match<RandomAccessIterator>& m,
300                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s)
301 { return m.str().compare(0, m.length(), &s, 1) == 0; }
302 template <class RandomAccessIterator>
operator !=(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s)303 inline bool operator != (const sub_match<RandomAccessIterator>& m,
304                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s)
305 { return m.str().compare(0, m.length(), &s, 1) != 0; }
306 template <class RandomAccessIterator>
operator >(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s)307 inline bool operator > (const sub_match<RandomAccessIterator>& m,
308                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s)
309 { return m.str().compare(0, m.length(), &s, 1) > 0; }
310 template <class RandomAccessIterator>
operator <(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s)311 inline bool operator < (const sub_match<RandomAccessIterator>& m,
312                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s)
313 { return m.str().compare(0, m.length(), &s, 1) < 0; }
314 template <class RandomAccessIterator>
operator >=(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s)315 inline bool operator >= (const sub_match<RandomAccessIterator>& m,
316                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s)
317 { return m.str().compare(0, m.length(), &s, 1) >= 0; }
318 template <class RandomAccessIterator>
operator <=(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s)319 inline bool operator <= (const sub_match<RandomAccessIterator>& m,
320                   typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s)
321 { return m.str().compare(0, m.length(), &s, 1) <= 0; }
322 // comparison to const charT* part 2:
323 template <class RandomAccessIterator>
operator ==(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s,const sub_match<RandomAccessIterator> & m)324 inline bool operator == (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s,
325                   const sub_match<RandomAccessIterator>& m)
326 { return m.str().compare(0, m.length(), &s, 1) == 0; }
327 template <class RandomAccessIterator>
operator !=(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s,const sub_match<RandomAccessIterator> & m)328 inline bool operator != (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s,
329                   const sub_match<RandomAccessIterator>& m)
330 { return m.str().compare(0, m.length(), &s, 1) != 0; }
331 template <class RandomAccessIterator>
operator <(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s,const sub_match<RandomAccessIterator> & m)332 inline bool operator < (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s,
333                   const sub_match<RandomAccessIterator>& m)
334 { return m.str().compare(0, m.length(), &s, 1) > 0; }
335 template <class RandomAccessIterator>
operator >(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s,const sub_match<RandomAccessIterator> & m)336 inline bool operator > (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s,
337                   const sub_match<RandomAccessIterator>& m)
338 { return m.str().compare(0, m.length(), &s, 1) < 0; }
339 template <class RandomAccessIterator>
operator <=(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s,const sub_match<RandomAccessIterator> & m)340 inline bool operator <= (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s,
341                   const sub_match<RandomAccessIterator>& m)
342 { return m.str().compare(0, m.length(), &s, 1) >= 0; }
343 template <class RandomAccessIterator>
operator >=(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s,const sub_match<RandomAccessIterator> & m)344 inline bool operator >= (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s,
345                   const sub_match<RandomAccessIterator>& m)
346 { return m.str().compare(0, m.length(), &s, 1) <= 0; }
347 
348 // addition operators:
349 template <class RandomAccessIterator, class traits, class Allocator>
350 inline std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>
operator +(const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s,const sub_match<RandomAccessIterator> & m)351 operator + (const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s,
352                   const sub_match<RandomAccessIterator>& m)
353 {
354    std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator> result;
355    result.reserve(s.size() + m.length() + 1);
356    return result.append(s).append(m.first, m.second);
357 }
358 template <class RandomAccessIterator, class traits, class Allocator>
359 inline std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>
operator +(const sub_match<RandomAccessIterator> & m,const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type,traits,Allocator> & s)360 operator + (const sub_match<RandomAccessIterator>& m,
361             const std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator>& s)
362 {
363    std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type, traits, Allocator> result;
364    result.reserve(s.size() + m.length() + 1);
365    return result.append(m.first, m.second).append(s);
366 }
367 #if !(defined(__GNUC__) && defined(BOOST_NO_STD_LOCALE))
368 template <class RandomAccessIterator>
369 inline std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type>
operator +(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s,const sub_match<RandomAccessIterator> & m)370 operator + (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s,
371                   const sub_match<RandomAccessIterator>& m)
372 {
373    std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type> result;
374    result.reserve(std::char_traits<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type>::length(s) + m.length() + 1);
375    return result.append(s).append(m.first, m.second);
376 }
377 template <class RandomAccessIterator>
378 inline std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type>
operator +(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s)379 operator + (const sub_match<RandomAccessIterator>& m,
380             typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s)
381 {
382    std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type> result;
383    result.reserve(std::char_traits<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type>::length(s) + m.length() + 1);
384    return result.append(m.first, m.second).append(s);
385 }
386 #else
387 // worwaround versions:
388 template <class RandomAccessIterator>
389 inline std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type>
operator +(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s,const sub_match<RandomAccessIterator> & m)390 operator + (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const* s,
391                   const sub_match<RandomAccessIterator>& m)
392 {
393    return s + m.str();
394 }
395 template <class RandomAccessIterator>
396 inline std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type>
operator +(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s)397 operator + (const sub_match<RandomAccessIterator>& m,
398             typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const * s)
399 {
400    return m.str() + s;
401 }
402 #endif
403 template <class RandomAccessIterator>
404 inline std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type>
operator +(typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s,const sub_match<RandomAccessIterator> & m)405 operator + (typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s,
406                   const sub_match<RandomAccessIterator>& m)
407 {
408    std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type> result;
409    result.reserve(m.length() + 2);
410    return result.append(1, s).append(m.first, m.second);
411 }
412 template <class RandomAccessIterator>
413 inline std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type>
operator +(const sub_match<RandomAccessIterator> & m,typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const & s)414 operator + (const sub_match<RandomAccessIterator>& m,
415             typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type const& s)
416 {
417    std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type> result;
418    result.reserve(m.length() + 2);
419    return result.append(m.first, m.second).append(1, s);
420 }
421 template <class RandomAccessIterator>
422 inline std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type>
operator +(const sub_match<RandomAccessIterator> & m1,const sub_match<RandomAccessIterator> & m2)423 operator + (const sub_match<RandomAccessIterator>& m1,
424             const sub_match<RandomAccessIterator>& m2)
425 {
426    std::basic_string<typename BOOST_REGEX_DETAIL_NS::regex_iterator_traits<RandomAccessIterator>::value_type> result;
427    result.reserve(m1.length() + m2.length() + 1);
428    return result.append(m1.first, m1.second).append(m2.first, m2.second);
429 }
430 #ifndef BOOST_NO_STD_LOCALE
431 template <class charT, class traits, class RandomAccessIterator>
432 std::basic_ostream<charT, traits>&
operator <<(std::basic_ostream<charT,traits> & os,const sub_match<RandomAccessIterator> & s)433    operator << (std::basic_ostream<charT, traits>& os,
434                 const sub_match<RandomAccessIterator>& s)
435 {
436    return (os << s.str());
437 }
438 #else
439 template <class RandomAccessIterator>
operator <<(std::ostream & os,const sub_match<RandomAccessIterator> & s)440 std::ostream& operator << (std::ostream& os,
441                            const sub_match<RandomAccessIterator>& s)
442 {
443    return (os << s.str());
444 }
445 #endif
446 
447 #ifdef BOOST_OLD_REGEX_H
448 namespace BOOST_REGEX_DETAIL_NS{
449 template <class BidiIterator, class charT>
do_toi(BidiIterator i,BidiIterator j,char c,int radix)450 int do_toi(BidiIterator i, BidiIterator j, char c, int radix)
451 {
452    std::string s(i, j);
453    char* p;
454    int result = std::strtol(s.c_str(), &p, radix);
455    if(*p)raise_regex_exception("Bad sub-expression");
456    return result;
457 }
458 
459 //
460 // helper:
461 template <class I, class charT>
do_toi(I & i,I j,charT c)462 int do_toi(I& i, I j, charT c)
463 {
464    int result = 0;
465    while((i != j) && (isdigit(*i)))
466    {
467       result = result*10 + (*i - '0');
468       ++i;
469    }
470    return result;
471 }
472 }
473 
474 
475 template <class BidiIterator>
operator int() const476 sub_match<BidiIterator>::operator int()const
477 {
478    BidiIterator i = first;
479    BidiIterator j = second;
480    if(i == j)raise_regex_exception("Bad sub-expression");
481    int neg = 1;
482    if((i != j) && (*i == '-'))
483    {
484       neg = -1;
485       ++i;
486    }
487    neg *= BOOST_REGEX_DETAIL_NS::do_toi(i, j, *i);
488    if(i != j)raise_regex_exception("Bad sub-expression");
489    return neg;
490 }
491 template <class BidiIterator>
operator unsigned int() const492 sub_match<BidiIterator>::operator unsigned int()const
493 {
494    BidiIterator i = first;
495    BidiIterator j = second;
496    if(i == j)
497       raise_regex_exception("Bad sub-expression");
498    return BOOST_REGEX_DETAIL_NS::do_toi(i, j, *first);
499 }
500 #endif
501 
502 } // namespace boost
503 
504 #ifdef BOOST_MSVC
505 #pragma warning(push)
506 #pragma warning(disable: 4103)
507 #endif
508 #ifdef BOOST_HAS_ABI_HEADERS
509 #  include BOOST_ABI_SUFFIX
510 #endif
511 #ifdef BOOST_MSVC
512 #pragma warning(pop)
513 #endif
514 
515 #endif
516 
517