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, int submatch = 0, 16 // regex_constants::match_flag_type m = 17 // regex_constants::match_default); 18 19 #include <regex> 20 #include <cassert> 21 #include "test_macros.h" 22 23 int main() 24 { 25 { 26 std::regex phone_numbers("\\d{3}-\\d{4}"); 27 const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; 28 std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1, 29 phone_numbers, -1); 30 assert(i != std::cregex_token_iterator()); 31 assert(i->str() == "start "); 32 ++i; 33 assert(i != std::cregex_token_iterator()); 34 assert(i->str() == ", "); 35 ++i; 36 assert(i != std::cregex_token_iterator()); 37 assert(i->str() == ", "); 38 ++i; 39 assert(i != std::cregex_token_iterator()); 40 assert(i->str() == " end"); 41 ++i; 42 assert(i == std::cregex_token_iterator()); 43 } 44 { 45 std::regex phone_numbers("\\d{3}-\\d{4}"); 46 const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; 47 std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1, 48 phone_numbers); 49 assert(i != std::cregex_token_iterator()); 50 assert(i->str() == "555-1234"); 51 ++i; 52 assert(i != std::cregex_token_iterator()); 53 assert(i->str() == "555-2345"); 54 ++i; 55 assert(i != std::cregex_token_iterator()); 56 assert(i->str() == "555-3456"); 57 ++i; 58 assert(i == std::cregex_token_iterator()); 59 } 60 { 61 std::regex phone_numbers("\\d{3}-(\\d{4})"); 62 const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; 63 std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1, 64 phone_numbers, 1); 65 assert(i != std::cregex_token_iterator()); 66 assert(i->str() == "1234"); 67 ++i; 68 assert(i != std::cregex_token_iterator()); 69 assert(i->str() == "2345"); 70 ++i; 71 assert(i != std::cregex_token_iterator()); 72 assert(i->str() == "3456"); 73 ++i; 74 assert(i == std::cregex_token_iterator()); 75 } 76 } 77
