tuple.hpp

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// SPDX-FileCopyrightText: 2006-2025 Knut Reinert & Freie Universität Berlin
// SPDX-FileCopyrightText: 2016-2025 Knut Reinert & MPI für molekulare Genetik
// SPDX-License-Identifier: BSD-3-Clause
 
#pragma once
 
#include <concepts>
#include <ranges>
 
#include <seqan3/alphabet/concept.hpp>
#include <seqan3/core/debug_stream/debug_stream_type.hpp>
#include <seqan3/utility/tuple/concept.hpp>
 
namespace seqan3
{
} // namespace seqan3
 
namespace seqan3::detail
{
 
template <typename char_t, typename tuple_t, std::size_t... I>
void print_tuple(debug_stream_type<char_t> & s, tuple_t && t, std::index_sequence<I...> const &)
{
    using std::get;
    s << '(';
    ((s << (I == 0 ? "" : ",") << get<I>(t)), ...);
    s << ')';
}
 
} // namespace seqan3::detail
 
namespace seqan3
{
 
template <tuple_like tuple_t>
struct tuple_printer<tuple_t>
{
    template <typename stream_t, typename arg_t>
    constexpr void operator()(stream_t & stream, arg_t && arg) const
    {
        detail::print_tuple(stream, std::forward<arg_t>(arg), std::make_index_sequence<std::tuple_size_v<tuple_t>>{});
    }
    constexpr void operator()(stream_t & stream, arg_t && arg) const {…}
};
struct tuple_printer<tuple_t> {…};
 
 
} // namespace seqan3