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Visitor.hpp
/*
Copyright 2023 SINTEF Digital.
This file is part of the Open Porous Media project (OPM).
OPM 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.
OPM 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 OPM. If not, see <http://www.gnu.org/licenses/>.
Consult the COPYING file in the top-level source directory of this
module for the precise wording of the license and the list of
copyright holders.
*/
#ifndef VISITOR_HPP
#define VISITOR_HPP
#include <string>
#include <variant>
namespace Opm {
template<class... Ts>
struct VisitorOverloadSet : Ts...
{
using Ts::operator()...;
};
template<class... Ts> VisitorOverloadSet(Ts...) -> VisitorOverloadSet<Ts...>;
template<class Exception>
struct MonoThrowHandler {
explicit MonoThrowHandler(const std::string& message)
: message_(message)
{}
void operator()(std::monostate&)
{
throw Exception(message_);
}
void operator()(const std::monostate&) const
{
throw Exception(message_);
}
private:
std::string message_;
};
}
#endif
Opm
This class implements a small container which holds the transmissibility mulitpliers for all the face...
Definition Exceptions.hpp:30
Opm::MonoThrowHandler
A functor for handling a monostate in a visitor overload set.
Definition Visitor.hpp:45
Opm::VisitorOverloadSet
Helper struct for for generating visitor overload sets.
Definition Visitor.hpp:35