phred42.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 <bio/alphabet/quality/quality_base.hpp>
 
// ------------------------------------------------------------------
// phred42
// ------------------------------------------------------------------
 
namespace bio::alphabet
{
 
class phred42 : public quality_base<phred42, 42>
{
private:
    using base_t = quality_base<phred42, 42>;
 
    friend base_t;
    friend base_t::base_t;
 
public:
    constexpr phred42() noexcept                            = default; 
    constexpr phred42(phred42 const &) noexcept             = default; 
    constexpr phred42(phred42 &&) noexcept                  = default; 
    constexpr phred42 & operator=(phred42 const &) noexcept = default; 
    constexpr phred42 & operator=(phred42 &&) noexcept      = default; 
    ~phred42() noexcept                                     = default; 
 
    constexpr phred42(phred_type const p) : base_t{p} {}
 
    // Inherit converting constructor
    using base_t::base_t;
 
    static constexpr phred_type offset_phred{0};
 
    static constexpr char_type offset_char{'!'};
};
 
} // namespace bio::alphabet
 
// ------------------------------------------------------------------
// literals
// ------------------------------------------------------------------
 
namespace bio::alphabet
{
 
inline namespace literals
{
 
consteval phred42 operator""_phred42(char const c)
{
    if (!char_is_valid_for<phred42>(c))
        throw std::invalid_argument{"Illegal character in character literal."};
 
    return phred42{}.assign_char(c);
}
 
template <meta::detail::literal_buffer_string str>
constexpr std::vector<phred42> operator""_phred42()
{
    return detail::string_literal<str, phred42>();
}
 
} // namespace literals
 
} // namespace bio::alphabet