4684ddb6aa
- import libcxx - reduce targets to the one when compiled as a tools Change-Id: Iabb8427f80ff8e89463559a28bcb8b4f2bdbc496
72 lines
2.5 KiB
C++
72 lines
2.5 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <regex>
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// class regex_token_iterator<BidirectionalIterator, charT, traits>
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// regex_token_iterator& operator++(int);
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#include <regex>
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#include <cassert>
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int main()
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{
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{
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std::regex phone_numbers("\\d{3}-\\d{4}");
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const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end";
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std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1,
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phone_numbers, -1);
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "start ");
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i++;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == ", ");
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i++;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == ", ");
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i++;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == " end");
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i++;
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assert(i == std::cregex_token_iterator());
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}
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{
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std::regex phone_numbers("\\d{3}-\\d{4}");
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const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end";
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std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1,
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phone_numbers);
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "555-1234");
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i++;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "555-2345");
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i++;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "555-3456");
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i++;
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assert(i == std::cregex_token_iterator());
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}
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{
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std::regex phone_numbers("\\d{3}-(\\d{4})");
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const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end";
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std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1,
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phone_numbers, 1);
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "1234");
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i++;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "2345");
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i++;
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assert(i != std::cregex_token_iterator());
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assert(i->str() == "3456");
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i++;
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assert(i == std::cregex_token_iterator());
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}
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}
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