1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <regex> 11 12 // template <class charT, class traits = regex_traits<charT>> class basic_regex; 13 14 // template <class ForwardIterator> 15 // basic_regex(ForwardIterator first, ForwardIterator last); 16 17 #include <regex> 18 #include <cassert> 19 20 #include "test_iterators.h" 21 22 template <class Iter> 23 void 24 test(Iter first, Iter last, unsigned mc) 25 { 26 std::basic_regex<typename std::iterator_traits<Iter>::value_type> r(first, last); 27 assert(r.flags() == std::regex_constants::ECMAScript); 28 assert(r.mark_count() == mc); 29 } 30 31 int main() 32 { 33 typedef forward_iterator<std::string::const_iterator> F; 34 std::string s1("\\(a\\)"); 35 std::string s2("\\(a[bc]\\)"); 36 std::string s3("\\(a\\([bc]\\)\\)"); 37 std::string s4("(a([bc]))"); 38 39 test(F(s1.begin()), F(s1.end()), 0); 40 test(F(s2.begin()), F(s2.end()), 0); 41 test(F(s3.begin()), F(s3.end()), 0); 42 test(F(s4.begin()), F(s4.end()), 2); 43 } 44