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yat-0.10.x
yat
utility
yat_assert.h
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#ifndef _theplu_yat_utility_yat_assert_
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#define _theplu_yat_utility_yat_assert_
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// $Id: yat_assert.h 2384 2010-12-22 14:03:36Z peter $
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/*
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Copyright (C) 2007, 2008 Jari Häkkinen, Peter Johansson
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Copyright (C) 2009, 2010 Peter Johansson
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This file is part of the yat library, http://dev.thep.lu.se/yat
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The yat library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 3 of the
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License, or (at your option) any later version.
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The yat library 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 GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with yat. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "Exception.h"
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#include <sstream>
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#include <stdexcept>
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#include <string>
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namespace
theplu {
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namespace
yat {
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namespace
utility {
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template
<
class
X>
inline
void
yat_assert
(
bool
assertion, std::string msg)
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#ifdef YAT_DEBUG
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{
if
(!assertion)
throw
X(std::string(
"yat_assert:"
)+msg); }
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#else
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{ }
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#endif
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}}}
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#ifdef YAT_DEBUG
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// Peter, this is a bit clumsy, but I wanna keep the stringstream
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// invisible outside macro, or multiple calls to macro would result in
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// multiple declaration of the stringstream. Also the macro is
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// supposed to be called with a trailing `;', and that's why we need
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// to end with something that allows that.
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#define YAT_ASSERT(expr) \
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if (!(expr)) { \
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std::stringstream yat_msg_; \
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yat_msg_ << __FILE__ << ":" << __LINE__ << " failed assertion `" \
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<< #expr << "'"; \
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theplu::yat::utility::yat_assert<theplu::yat::utility::runtime_error>(expr, \
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yat_msg_.str()); \
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} \
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else theplu::yat::utility::yat_assert<std::runtime_error>(expr, "")
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#else
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// This could be anything empty, but why not use the empty yat_assert
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#define YAT_ASSERT(expr) theplu::yat::utility::yat_assert<std::runtime_error>(expr, "")
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#endif
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/*
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*/
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#endif
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