concept.hpp

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// --------------------------------------------------------------------------------------------------------
// Copyright (c) 2006-2022, Knut Reinert & Freie Universität Berlin
// Copyright (c) 2016-2022, Knut Reinert & MPI für molekulare Genetik
// This file may be used, modified and/or redistributed under the terms of the 3-clause BSD-License
// shipped with this file and also available at: https://github.com/seqan/sharg-parser/blob/main/LICENSE.md
// --------------------------------------------------------------------------------------------------------
 
#pragma once
 
#include <string>
 
#include <sharg/platform.hpp>
 
namespace sharg::detail
{
 
// clang-format off
template <typename option_type>
concept is_container_option = (!std::is_same_v<std::remove_cvref_t<option_type>, std::string>) &&
                              requires (option_type container,
                                        typename std::ranges::range_value_t<option_type> value)
                              {
                                  { container.push_back(value) };
                              };
// clang-format on
 
} // namespace sharg::detail