1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 // UNSUPPORTED: c++03
10
11 // <regex>
12
13 // class regex_token_iterator<BidirectionalIterator, charT, traits>
14
15 // regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b,
16 // const regex_type& re,
17 // initializer_list<int> submatches,
18 // regex_constants::match_flag_type m =
19 // regex_constants::match_default);
20
21 #include <regex>
22 #include <cassert>
23 #include "test_macros.h"
24
main(int,char **)25 int main(int, char**)
26 {
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
65 return 0;
66 }
67