72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include <cstdlib>
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namespace base {
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namespace assertion {
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// Client must define that method.
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void log(const char *message, const char *file, int line);
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// Release build assertions.
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inline constexpr void noop() {
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}
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[[noreturn]] inline void fail(const char *message, const char *file, int line) {
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log(message, file, line);
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// Crash with access violation and generate crash report.
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volatile auto nullptr_value = (int*)nullptr;
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*nullptr_value = 0;
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// Silent the possible failure to comply noreturn warning.
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std::abort();
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}
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inline constexpr void validate(bool condition, const char *message, const char *file, int line) {
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(GSL_UNLIKELY(!(condition))) ? fail(message, file, line) : noop();
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}
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} // namespace assertion
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} // namespace base
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#define AssertCustom(condition, message) (::base::assertion::validate(condition, message, __FILE__, __LINE__))
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#define Assert(condition) AssertCustom(condition, "\"" #condition "\"")
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// Define our own versions of Expects() and Ensures().
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// Let them crash with reports and logging.
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#ifdef Expects
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#undef Expects
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#endif // Expects
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#define Expects(condition) (::base::assertion::validate(condition, "\"" #condition "\"", __FILE__, __LINE__))
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#ifdef Ensures
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#undef Ensures
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#endif // Ensures
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#define Ensures(condition) (::base::assertion::validate(condition, "\"" #condition "\"", __FILE__, __LINE__))
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#ifdef Unexpected
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#undef Unexpected
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#endif // Unexpected
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#define Unexpected(message) (::base::assertion::fail("Unexpected: " message, __FILE__, __LINE__))
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