| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <regex> |
| |
| // class match_results<BidirectionalIterator, Allocator> |
| |
| // template <class ST, class SA> |
| // basic_string<char_type, ST, SA> |
| // format(const basic_string<char_type, ST, SA>& fmt, |
| // regex_constants::match_flag_type flags = regex_constants::format_default) const; |
| |
| #include <iostream> |
| |
| #include <regex> |
| #include <cassert> |
| |
| #include "test_allocator.h" |
| |
| int main() |
| { |
| typedef std::basic_string<char, std::char_traits<char>, test_allocator<char> > nstr; |
| typedef std::basic_string<wchar_t, std::char_traits<wchar_t>, test_allocator<wchar_t> > wstr; |
| { |
| std::match_results<const char*> m; |
| const char s[] = "abcdefghijk"; |
| assert(std::regex_search(s, m, std::regex("cd((e)fg)hi"))); |
| |
| nstr fmt("prefix: $`, match: $&, suffix: $', m[1]: $1, m[2]: $2"); |
| nstr out = m.format(fmt); |
| assert(out == "prefix: ab, match: cdefghi, suffix: jk, m[1]: efg, m[2]: e"); |
| } |
| { |
| std::match_results<const char*> m; |
| const char s[] = "abcdefghijk"; |
| assert(std::regex_search(s, m, std::regex("cd((e)fg)hi"))); |
| |
| nstr fmt("prefix: $`, match: $&, suffix: $', m[1]: $1, m[2]: $2"); |
| nstr out = m.format(fmt, std::regex_constants::format_sed); |
| assert(out == "prefix: $`, match: $cdefghi, suffix: $', m[1]: $1, m[2]: $2"); |
| } |
| { |
| std::match_results<const char*> m; |
| const char s[] = "abcdefghijk"; |
| assert(std::regex_search(s, m, std::regex("cd((e)fg)hi"))); |
| |
| nstr fmt("match: &, m[1]: \\1, m[2]: \\2"); |
| nstr out = m.format(fmt, std::regex_constants::format_sed); |
| assert(out == "match: cdefghi, m[1]: efg, m[2]: e"); |
| } |
| |
| { |
| std::match_results<const wchar_t*> m; |
| const wchar_t s[] = L"abcdefghijk"; |
| assert(std::regex_search(s, m, std::wregex(L"cd((e)fg)hi"))); |
| |
| wstr fmt(L"prefix: $`, match: $&, suffix: $', m[1]: $1, m[2]: $2"); |
| wstr out = m.format(fmt); |
| assert(out == L"prefix: ab, match: cdefghi, suffix: jk, m[1]: efg, m[2]: e"); |
| } |
| { |
| std::match_results<const wchar_t*> m; |
| const wchar_t s[] = L"abcdefghijk"; |
| assert(std::regex_search(s, m, std::wregex(L"cd((e)fg)hi"))); |
| |
| wstr fmt(L"prefix: $`, match: $&, suffix: $', m[1]: $1, m[2]: $2"); |
| wstr out = m.format(fmt, std::regex_constants::format_sed); |
| assert(out == L"prefix: $`, match: $cdefghi, suffix: $', m[1]: $1, m[2]: $2"); |
| } |
| { |
| std::match_results<const wchar_t*> m; |
| const wchar_t s[] = L"abcdefghijk"; |
| assert(std::regex_search(s, m, std::wregex(L"cd((e)fg)hi"))); |
| |
| wstr fmt(L"match: &, m[1]: \\1, m[2]: \\2"); |
| wstr out = m.format(fmt, std::regex_constants::format_sed); |
| assert(out == L"match: cdefghi, m[1]: efg, m[2]: e"); |
| } |
| } |