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 // class regex_token_iterator<BidirectionalIterator, charT, traits>
13
14 // regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b,
15 // const regex_type& re,
16 // initializer_list<int> submatches,
17 // regex_constants::match_flag_type m =
18 // regex_constants::match_default);
19
20 #include <regex>
21 #include <cassert>
22 #include "test_macros.h"
23
main()24 int main()
25 {
26 #ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
27 {
28 std::regex phone_numbers("\\d{3}-(\\d{4})");
29 const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end";
30 std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1,
31 phone_numbers, {-1, 0, 1});
32 assert(i != std::cregex_token_iterator());
33 assert(i->str() == "start ");
34 ++i;
35 assert(i != std::cregex_token_iterator());
36 assert(i->str() == "555-1234");
37 ++i;
38 assert(i != std::cregex_token_iterator());
39 assert(i->str() == "1234");
40 ++i;
41 assert(i != std::cregex_token_iterator());
42 assert(i->str() == ", ");
43 ++i;
44 assert(i != std::cregex_token_iterator());
45 assert(i->str() == "555-2345");
46 ++i;
47 assert(i != std::cregex_token_iterator());
48 assert(i->str() == "2345");
49 ++i;
50 assert(i != std::cregex_token_iterator());
51 assert(i->str() == ", ");
52 ++i;
53 assert(i != std::cregex_token_iterator());
54 assert(i->str() == "555-3456");
55 ++i;
56 assert(i != std::cregex_token_iterator());
57 assert(i->str() == "3456");
58 ++i;
59 assert(i != std::cregex_token_iterator());
60 assert(i->str() == " end");
61 ++i;
62 assert(i == std::cregex_token_iterator());
63 }
64 #endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
65 }
66