Exception.cpp

/*
    Copyright (C) 2018-2019 SKALE Labs

    This file is part of skale-consensus.

    skale-consensus is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published
    by the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    skale-consensus is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with skale-consensus.  If not, see <https://www.gnu.org/licenses/>.

    @file Exception.cpp
    @author Stan Kladko
    @date 2018
*/

#include "Exception.h"
#include "Log.h"

void Exception::logNested(const std::exception &e, int level) {
  string prefix;

  if (level == 0) {
    prefix = "!Exception:";
  } else {
    prefix = "!Caused by:";
  }
  if (dynamic_cast<const std::nested_exception *>(&e) == nullptr) {
    LOG(err, string(level, ' ') + prefix + e.what());
    return;
  } else {
    LOG(err, string(level, ' ') + prefix + e.what());
  }
  try {
    std::rethrow_if_nested(e);
  } catch (const std::exception &e) {
    logNested(e, level + 1);
  } catch (...) {
  }
};