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enforce.hpp
1// ***************************************************************** -*- C++ -*-
2/*
3 * Copyright (C) 2004-2021 Exiv2 authors
4 * This program is part of the Exiv2 distribution.
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, 5th Floor, Boston, MA 02110-1301 USA.
19 */
20
21#include <string>
22
23#include "error.hpp"
24
25 namespace Exiv2::Internal {
33 template <typename exception_t, typename... T>
34 constexpr void enforce(bool condition, T&&... args) {
35 if (!condition) {
36 throw exception_t(std::forward<T>(args)...);
37 }
38}
39
44 template <typename... T>
45 constexpr void enforce(bool condition, Exiv2::ErrorCode err_code, T&&... args) {
46 enforce<Exiv2::Error>(condition, err_code, std::forward<T>(args)...);
47}
48} // namespace Exiv2::Internal
error.hpp
Error class for exceptions, log message class.
Exiv2::Internal
Helper structure for the Matroska tags lookup table.
Definition matroskavideo.hpp:39
Exiv2::Internal::enforce
constexpr void enforce(bool condition, T &&... args)
Ensure that condition is true, otherwise throw an exception of the type exception_t.
Definition enforce.hpp:34
Exiv2::ErrorCode
ErrorCode
Complete list of all Exiv2 error codes.
Definition error.hpp:162