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Diffstat (limited to 'src/third_party/boost/boost/regex/v4/regex_split.hpp')
-rw-r--r-- | src/third_party/boost/boost/regex/v4/regex_split.hpp | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/src/third_party/boost/boost/regex/v4/regex_split.hpp b/src/third_party/boost/boost/regex/v4/regex_split.hpp deleted file mode 100644 index a7ae350f4af..00000000000 --- a/src/third_party/boost/boost/regex/v4/regex_split.hpp +++ /dev/null @@ -1,172 +0,0 @@ -/* - * - * Copyright (c) 1998-2002 - * John Maddock - * - * Use, modification and distribution are subject to the - * Boost Software License, Version 1.0. (See accompanying file - * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - * - */ - - /* - * LOCATION: see http://www.boost.org for most recent version. - * FILE regex_split.hpp - * VERSION see <boost/version.hpp> - * DESCRIPTION: Implements regex_split and associated functions. - * Note this is an internal header file included - * by regex.hpp, do not include on its own. - */ - -#ifndef BOOST_REGEX_SPLIT_HPP -#define BOOST_REGEX_SPLIT_HPP - -namespace boost{ - -#ifdef BOOST_MSVC -#pragma warning(push) -#pragma warning(disable: 4103) -#endif -#ifdef BOOST_HAS_ABI_HEADERS -# include BOOST_ABI_PREFIX -#endif -#ifdef BOOST_MSVC -#pragma warning(pop) -#endif - -#ifdef BOOST_MSVC -# pragma warning(push) -# pragma warning(disable: 4800) -#endif - -namespace re_detail{ - -template <class charT> -const basic_regex<charT>& get_default_expression(charT) -{ - static const charT expression_text[4] = { '\\', 's', '+', '\00', }; - static const basic_regex<charT> e(expression_text); - return e; -} - -template <class OutputIterator, class charT, class Traits1, class Alloc1> -class split_pred -{ - typedef std::basic_string<charT, Traits1, Alloc1> string_type; - typedef typename string_type::const_iterator iterator_type; - iterator_type* p_last; - OutputIterator* p_out; - std::size_t* p_max; - std::size_t initial_max; -public: - split_pred(iterator_type* a, OutputIterator* b, std::size_t* c) - : p_last(a), p_out(b), p_max(c), initial_max(*c) {} - - bool operator()(const match_results<iterator_type>& what); -}; - -template <class OutputIterator, class charT, class Traits1, class Alloc1> -bool split_pred<OutputIterator, charT, Traits1, Alloc1>::operator() - (const match_results<iterator_type>& what) -{ - *p_last = what[0].second; - if(what.size() > 1) - { - // output sub-expressions only: - for(unsigned i = 1; i < what.size(); ++i) - { - *(*p_out) = what.str(i); - ++(*p_out); - if(0 == --*p_max) return false; - } - return *p_max != 0; - } - else - { - // output $` only if it's not-null or not at the start of the input: - const sub_match<iterator_type>& sub = what[-1]; - if((sub.first != sub.second) || (*p_max != initial_max)) - { - *(*p_out) = sub.str(); - ++(*p_out); - return --*p_max; - } - } - // - // initial null, do nothing: - return true; -} - -} // namespace re_detail - -template <class OutputIterator, class charT, class Traits1, class Alloc1, class Traits2> -std::size_t regex_split(OutputIterator out, - std::basic_string<charT, Traits1, Alloc1>& s, - const basic_regex<charT, Traits2>& e, - match_flag_type flags, - std::size_t max_split) -{ - typedef typename std::basic_string<charT, Traits1, Alloc1>::const_iterator ci_t; - typedef typename match_results<ci_t>::allocator_type match_allocator; - ci_t last = s.begin(); - std::size_t init_size = max_split; - re_detail::split_pred<OutputIterator, charT, Traits1, Alloc1> pred(&last, &out, &max_split); - ci_t i, j; - i = s.begin(); - j = s.end(); - regex_grep(pred, i, j, e, flags); - // - // if there is still input left, do a final push as long as max_split - // is not exhausted, and we're not splitting sub-expressions rather - // than whitespace: - if(max_split && (last != s.end()) && (e.mark_count() == 1)) - { - *out = std::basic_string<charT, Traits1, Alloc1>((ci_t)last, (ci_t)s.end()); - ++out; - last = s.end(); - --max_split; - } - // - // delete from the string everything that has been processed so far: - s.erase(0, last - s.begin()); - // - // return the number of new records pushed: - return init_size - max_split; -} - -template <class OutputIterator, class charT, class Traits1, class Alloc1, class Traits2> -inline std::size_t regex_split(OutputIterator out, - std::basic_string<charT, Traits1, Alloc1>& s, - const basic_regex<charT, Traits2>& e, - match_flag_type flags = match_default) -{ - return regex_split(out, s, e, flags, UINT_MAX); -} - -template <class OutputIterator, class charT, class Traits1, class Alloc1> -inline std::size_t regex_split(OutputIterator out, - std::basic_string<charT, Traits1, Alloc1>& s) -{ - return regex_split(out, s, re_detail::get_default_expression(charT(0)), match_default, UINT_MAX); -} - -#ifdef BOOST_MSVC -# pragma warning(pop) -#endif - -#ifdef BOOST_MSVC -#pragma warning(push) -#pragma warning(disable: 4103) -#endif -#ifdef BOOST_HAS_ABI_HEADERS -# include BOOST_ABI_SUFFIX -#endif -#ifdef BOOST_MSVC -#pragma warning(pop) -#endif - -} // namespace boost - -#endif - - |