Files
rdkit/Code/RDGeneral/Invariant.cpp
2015-11-14 14:58:11 +01:00

50 lines
1.4 KiB
C++

// $Id$
//
// Copyright (C) 2001-2013 Greg Landrum, Randal M. Henne, and Rational Discovery
// LLC
//
// @@ All Rights Reserved @@
// This file is part of the RDKit.
// The contents are covered by the terms of the BSD license
// which is included in the file license.txt, found at the root
// of the RDKit source tree.
//
#include "Invariant.h"
#include <string>
#include <iostream>
#include <boost/lexical_cast.hpp>
#ifdef SHOW_BACKTRACES_WITH_INVARIANT_ERRORS // note: works only with
// gcc-derived compilers
#include <execinfo.h>
#endif
namespace Invar {
std::ostream &operator<<(std::ostream &s, const Invariant &inv) {
return s << inv.toString().c_str();
}
std::string Invariant::toString() const {
std::string line = boost::lexical_cast<std::string>(this->getLine());
std::string stringRep = this->prefix_d + "\n" + this->getMessage() +
"\nViolation occurred on line " + line + " in file " +
this->getFile() + "\nFailed Expression: " +
this->getExpression() + "\n";
#ifdef SHOW_BACKTRACES_WITH_INVARIANT_ERRORS
void *arr[10];
size_t sz;
sz = backtrace(arr, 10);
std::cerr << " STACK TRACE\n--------------\n" << std::endl;
backtrace_symbols_fd(arr, sz, 2);
std::cerr << "\n--------------\n" << std::endl;
#endif
return stringRep;
}
};