/*
 * This file is part of Quantum++.
 *
 * Copyright (c) 2013 - 2021 softwareQ Inc. All rights reserved.
 *
 * MIT License
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

/**
 * \file classes/init.hpp
 * \brief Initialization
 */

#ifndef CLASSES_INIT_HPP_
#define CLASSES_INIT_HPP_

namespace qpp {
/**
 * \class qpp::Init
 * \brief const Singleton class that performs
 * additional initializations/cleanups
 */
class Init final : public internal::Singleton<const Init> // const Singleton
{
    friend class internal::Singleton<const Init>;

  private:
    /**
     * \brief Additional initializations
     */
    Init() = default;
    //{
    // set default output format and precision
    // std::cout << std::fixed; // use fixed format for nice formatting
    // std::cout << std::scientific;
    // std::cout << std::setprecision(4); // only for fixed/scientific modes
    //}

    /**
     * \brief Cleanups
     */
    ~Init() override = default;
    // {}
}; /* class Init */

} /* namespace qpp */

#endif /* CLASSES_INIT_HPP_ */
