1 /***************************************************************************
2 * Copyright (C) 2005-2018 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
28 /// @cond DOXYGEN_CANNOT_PARSE_THIS
31 template<typename Func>
32 struct FuncHelper : public FuncHelper<decltype(&Func::operator())>
35 // Overload for free function
36 template<typename R, typename... Args>
37 struct FuncHelper<R(*)(Args...)>
39 using FunctionType = std::function<R(Args...)>;
41 using ArgsTuple = std::tuple<Args...>;
44 // Overload for member function with non-const call operator
45 template<typename C, typename R, typename... Args>
46 struct FuncHelper<R(C::*)(Args...)> : public FuncHelper<R(*)(Args...)>
51 // Overload for member function with const call operator
52 template<typename C, typename R, typename... Args>
53 struct FuncHelper<R(C::*)(Args...) const> : public FuncHelper<R(C::*)(Args...)>
61 * Provides traits for the given callable.
63 template<typename Callable>
64 using FunctionTraits = detail::FuncHelper<Callable>;