mask.hpp

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// -----------------------------------------------------------------------------------------------------
// Copyright (c) 2022 deCODE Genetics
// 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/biocpp/biocpp-core/blob/main/LICENSE.md
// -----------------------------------------------------------------------------------------------------
 
#pragma once
 
#include <cassert>
 
#include <bio/alphabet/base.hpp>
 
namespace bio::alphabet
{
class mask : public base<mask, 2, void>
{
private:
    using base_t = base<mask, 2, void>;
 
    friend base_t;
 
public:
    constexpr mask()                             = default; 
    constexpr mask(mask const &)                 = default; 
    constexpr mask(mask &&) noexcept             = default; 
    constexpr mask & operator=(mask const &)     = default; 
    constexpr mask & operator=(mask &&) noexcept = default; 
    ~mask()                                      = default; 
 
    static const mask UNMASKED; 
    static const mask MASKED;   
};
 
constexpr mask mask::UNMASKED{mask{}.assign_rank(0)};
constexpr mask mask::MASKED{mask{}.assign_rank(1)};
} // namespace bio::alphabet