| // -*- C++ -*- |
| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++03 |
| |
| // <regex> |
| |
| // multiline: |
| // Specifies that ^ shall match the beginning of a line and $ shall match |
| // the end of a line, if the ECMAScript engine is selected. |
| |
| #include <regex> |
| #include <cassert> |
| #include "test_macros.h" |
| |
| static void search(const char* pat, std::regex_constants::syntax_option_type f, |
| const char* target, bool expected) |
| { |
| std::regex re(pat, f); |
| std::cmatch m; |
| assert(std::regex_search(target, m, re) == expected); |
| |
| if(expected) { |
| assert(m.size() == 1); |
| assert(m.length(0) == 3); |
| assert(m.str(0) == "foo"); |
| } |
| else |
| { |
| assert(m.size() == 0); |
| } |
| } |
| |
| int main(int, char**) |
| { |
| using std::regex_constants::ECMAScript; |
| using std::regex_constants::basic; |
| using std::regex_constants::extended; |
| using std::regex_constants::awk; |
| using std::regex_constants::grep; |
| using std::regex_constants::egrep; |
| using std::regex_constants::multiline; |
| |
| { |
| const char* pat = "^foo"; |
| const char* target = "foo"; |
| |
| search(pat, ECMAScript, target, true); |
| search(pat, basic, target, true); |
| search(pat, extended, target, true); |
| search(pat, awk, target, true); |
| search(pat, grep, target, true); |
| search(pat, egrep, target, true); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, true); |
| search(pat, extended | multiline, target, true); |
| search(pat, awk | multiline, target, true); |
| search(pat, grep | multiline, target, true); |
| search(pat, egrep | multiline, target, true); |
| } |
| { |
| const char* pat = "^foo"; |
| const char* target = "\nfoo"; |
| |
| search(pat, ECMAScript, target, false); |
| search(pat, basic, target, false); |
| search(pat, extended, target, false); |
| search(pat, awk, target, false); |
| search(pat, grep, target, false); |
| search(pat, egrep, target, false); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, false); |
| search(pat, extended | multiline, target, false); |
| search(pat, awk | multiline, target, false); |
| search(pat, grep | multiline, target, false); |
| search(pat, egrep | multiline, target, false); |
| } |
| { |
| const char* pat = "^foo"; |
| const char* target = "bar\nfoo"; |
| |
| search(pat, ECMAScript, target, false); |
| search(pat, basic, target, false); |
| search(pat, extended, target, false); |
| search(pat, awk, target, false); |
| search(pat, grep, target, false); |
| search(pat, egrep, target, false); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, false); |
| search(pat, extended | multiline, target, false); |
| search(pat, awk | multiline, target, false); |
| search(pat, grep | multiline, target, false); |
| search(pat, egrep | multiline, target, false); |
| } |
| |
| { |
| const char* pat = "foo$"; |
| const char* target = "foo"; |
| |
| search(pat, ECMAScript, target, true); |
| search(pat, basic, target, true); |
| search(pat, extended, target, true); |
| search(pat, awk, target, true); |
| search(pat, grep, target, true); |
| search(pat, egrep, target, true); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, true); |
| search(pat, extended | multiline, target, true); |
| search(pat, awk | multiline, target, true); |
| search(pat, grep | multiline, target, true); |
| search(pat, egrep | multiline, target, true); |
| } |
| { |
| const char* pat = "foo$"; |
| const char* target = "foo\n"; |
| |
| search(pat, ECMAScript, target, false); |
| search(pat, basic, target, false); |
| search(pat, extended, target, false); |
| search(pat, awk, target, false); |
| search(pat, grep, target, false); |
| search(pat, egrep, target, false); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, false); |
| search(pat, extended | multiline, target, false); |
| search(pat, awk | multiline, target, false); |
| search(pat, grep | multiline, target, false); |
| search(pat, egrep | multiline, target, false); |
| } |
| { |
| const char* pat = "foo$"; |
| const char* target = "foo\nbar"; |
| |
| search(pat, ECMAScript, target, false); |
| search(pat, basic, target, false); |
| search(pat, extended, target, false); |
| search(pat, awk, target, false); |
| search(pat, grep, target, false); |
| search(pat, egrep, target, false); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, false); |
| search(pat, extended | multiline, target, false); |
| search(pat, awk | multiline, target, false); |
| search(pat, grep | multiline, target, false); |
| search(pat, egrep | multiline, target, false); |
| } |
| |
| |
| { |
| const char* pat = "^foo"; |
| const char* target = "foo"; |
| |
| search(pat, ECMAScript, target, true); |
| search(pat, basic, target, true); |
| search(pat, extended, target, true); |
| search(pat, awk, target, true); |
| search(pat, grep, target, true); |
| search(pat, egrep, target, true); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, true); |
| search(pat, extended | multiline, target, true); |
| search(pat, awk | multiline, target, true); |
| search(pat, grep | multiline, target, true); |
| search(pat, egrep | multiline, target, true); |
| } |
| { |
| const char* pat = "^foo"; |
| const char* target = "\rfoo"; |
| |
| search(pat, ECMAScript, target, false); |
| search(pat, basic, target, false); |
| search(pat, extended, target, false); |
| search(pat, awk, target, false); |
| search(pat, grep, target, false); |
| search(pat, egrep, target, false); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, false); |
| search(pat, extended | multiline, target, false); |
| search(pat, awk | multiline, target, false); |
| search(pat, grep | multiline, target, false); |
| search(pat, egrep | multiline, target, false); |
| } |
| { |
| const char* pat = "^foo"; |
| const char* target = "bar\rfoo"; |
| |
| search(pat, ECMAScript, target, false); |
| search(pat, basic, target, false); |
| search(pat, extended, target, false); |
| search(pat, awk, target, false); |
| search(pat, grep, target, false); |
| search(pat, egrep, target, false); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, false); |
| search(pat, extended | multiline, target, false); |
| search(pat, awk | multiline, target, false); |
| search(pat, grep | multiline, target, false); |
| search(pat, egrep | multiline, target, false); |
| } |
| |
| { |
| const char* pat = "foo$"; |
| const char* target = "foo"; |
| |
| search(pat, ECMAScript, target, true); |
| search(pat, basic, target, true); |
| search(pat, extended, target, true); |
| search(pat, awk, target, true); |
| search(pat, grep, target, true); |
| search(pat, egrep, target, true); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, true); |
| search(pat, extended | multiline, target, true); |
| search(pat, awk | multiline, target, true); |
| search(pat, grep | multiline, target, true); |
| search(pat, egrep | multiline, target, true); |
| } |
| { |
| const char* pat = "foo$"; |
| const char* target = "foo\r"; |
| |
| search(pat, ECMAScript, target, false); |
| search(pat, basic, target, false); |
| search(pat, extended, target, false); |
| search(pat, awk, target, false); |
| search(pat, grep, target, false); |
| search(pat, egrep, target, false); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, false); |
| search(pat, extended | multiline, target, false); |
| search(pat, awk | multiline, target, false); |
| search(pat, grep | multiline, target, false); |
| search(pat, egrep | multiline, target, false); |
| } |
| { |
| const char* pat = "foo$"; |
| const char* target = "foo\rbar"; |
| |
| search(pat, ECMAScript, target, false); |
| search(pat, basic, target, false); |
| search(pat, extended, target, false); |
| search(pat, awk, target, false); |
| search(pat, grep, target, false); |
| search(pat, egrep, target, false); |
| |
| search(pat, ECMAScript | multiline, target, true); |
| search(pat, basic | multiline, target, false); |
| search(pat, extended | multiline, target, false); |
| search(pat, awk | multiline, target, false); |
| search(pat, grep | multiline, target, false); |
| search(pat, egrep | multiline, target, false); |
| } |
| |
| return 0; |
| } |