utility.h

/* QDataflowCanvas - a dataflow widget for Qt
 * Copyright (C) 2018 Kuba Ober
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef DATAFLOW_UTILITY_H
#define DATAFLOW_UTILITY_H

// see https://stackoverflow.com/a/35811221/1329652
template<class T> T const as_const(T&&t){return std::forward<T>(t);}
template<class T> T const& as_const(T&t){return t;}

#endif // DATAFLOW_UTILITY_H