output_format_concept.hpp

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// -----------------------------------------------------------------------------------------------------
// Copyright (c) 2006-2019, Knut Reinert & Freie Universität Berlin
// Copyright (c) 2016-2019, 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/seqan3/blob/master/LICENSE.md
// -----------------------------------------------------------------------------------------------------

#pragma once

#include <fstream>
#include <set>
#include <string>
#include <vector>

#include <seqan3/alphabet/nucleotide/rna5.hpp>
#include <seqan3/alphabet/structure/all.hpp>
#include <seqan3/core/type_list.hpp>
#include <seqan3/io/structure_file/output_options.hpp>

namespace seqan3::detail
{

template <typename t>
class structure_file_output_format
{};

} // namespace seqan3::detail

namespace seqan3
{

template <typename t>
SEQAN3_CONCEPT StructureFileOutputFormat = requires(detail::structure_file_output_format<t> & v,
                                                    std::ofstream & f,
                                                    structure_file_output_options & options,
                                                    rna5_vector & seq,
                                                    std::string & id,
                                                    std::vector<std::set<std::pair<double, size_t>>> & bpp,
                                                    std::vector<wuss51> & structure,
                                                    std::vector<structured_rna<rna5, wuss51>> & structured_seq,
                                                    double energy,
                                                    double react,
                                                    double react_err,
                                                    std::string & comment,
                                                    size_t offset)
{
    t::file_extensions;

    { v.write(f, options, seq,            id,          bpp,         structure,
                          energy,         react,       react_err,   comment,        offset)      } -> void;
    { v.write(f, options, seq,            id,          bpp,         std::ignore,
                          std::ignore,    std::ignore, std::ignore, std::ignore,    std::ignore) } -> void;
    { v.write(f, options, structured_seq, id,          std::ignore, structured_seq,
                          energy,         std::ignore, std::ignore, std::ignore,    std::ignore) } -> void;
    { v.write(f, options, std::ignore,    std::ignore, std::ignore, std::ignore,
                          std::ignore,    std::ignore, std::ignore, std::ignore,    std::ignore) } -> void;
    // the last is required to be compile time valid, but should always throw at run-time.
};


} // namespace seqan3

namespace seqan3::detail
{

template <typename t>
constexpr bool is_type_list_of_structure_file_output_formats_v = false;

template <typename ... ts>
constexpr bool is_type_list_of_structure_file_output_formats_v<type_list<ts...>>
                = (StructureFileOutputFormat<ts> && ...);

template <typename t>
SEQAN3_CONCEPT TypeListOfStructureFileOutputFormats = is_type_list_of_structure_file_output_formats_v<t>;
} // namespace seqan3::detail