helper.hpp
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helper.hpp
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	/*
	* Copyright (C) 2020 Tusooa Zhu <tusooa@vista.aero>
	*
	* This file is part of kazv.
	*
	* kazv 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.
	*
	* kazv 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 kazv. If not, see <https://www.gnu.org/licenses/>.
	*/


	#pragma once
	#include <libkazv-config.hpp>

	#include <immer/config.hpp> // https://github.com/arximboldi/immer/issues/168

	#include <QString>

	#include <zug/transducer/map.hpp>

	namespace Kazv
	{
	namespace detail
	{
	struct StrToQtT
	{
	template<class T>
	auto operator()(T &&x) {
	return QString::fromStdString(std::forward<T>(x));
	}
	};

	struct ContainerSizeT
	{
	template<class T>
	auto operator()(T &&x) -> int {
	return std::forward<T>(x).size();
	}
	};
	}
	}

	constexpr auto strToQt = zug::map(::Kazv::detail::StrToQtT{});

	constexpr auto containerSize = zug::map(::Kazv::detail::ContainerSizeT{});