search_traits.hpp

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// -----------------------------------------------------------------------------------------------------
// Copyright (c) 2006-2020, Knut Reinert & Freie Universität Berlin
// Copyright (c) 2016-2020, 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 <seqan3/core/type_traits/basic.hpp>
#include <seqan3/search/configuration/all.hpp>
 
namespace seqan3::detail
{
 
template <typename search_configuration_t>
    requires is_type_specialisation_of_v<remove_cvref_t<search_configuration_t>, configuration>
struct search_traits
{
    static constexpr bool search_with_max_error = search_configuration_t::template exists<search_cfg::max_error>();
    static constexpr bool search_with_max_error_rate =
        search_configuration_t::template exists<search_cfg::max_error_rate>();
    static constexpr bool has_error_configuration = search_with_max_error | search_with_max_error_rate;
 
    static constexpr bool search_all_hits =
        search_configuration_t::template exists<search_cfg::mode<detail::search_mode_all>>();
    static constexpr bool search_best_hits =
        search_configuration_t::template exists<search_cfg::mode<detail::search_mode_best>>();
    static constexpr bool search_all_best_hits =
        search_configuration_t::template exists<search_cfg::mode<detail::search_mode_all_best>>();
    static constexpr bool search_strata_hits =
        search_configuration_t::template exists<search_cfg::mode<search_cfg::strata>>();
    static constexpr bool has_mode_configuration = search_all_hits |
                                                   search_best_hits |
                                                   search_all_best_hits |
                                                   search_strata_hits;
 
    static constexpr bool search_return_index_cursor =
        search_configuration_t::template exists<search_cfg::output<detail::search_output_index_cursor>>();
    static constexpr bool search_return_text_position =
        search_configuration_t::template exists<search_cfg::output<detail::search_output_text_position>>();
    static constexpr bool has_output_configuration = search_return_index_cursor | search_return_text_position;
};
 
} // namespace seqan3::detail