SequenceName.h

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// SPDX-License-Identifier: LGPL-2.1-or-later
 
#ifndef TASKOLIB_SEQUENCENAME_H_
#define TASKOLIB_SEQUENCENAME_H_
 
#include <optional>
#include <string_view>
#include <string>
 
namespace task {
 
class SequenceName
{
public:
    static constexpr std::size_t max_length = 64;
 
    static const std::string_view valid_characters;
 
 
    SequenceName() = default;
 
    explicit SequenceName(std::string_view str);
 
    static std::optional<SequenceName> from_string(std::string_view str);
 
    friend bool operator==(const SequenceName& a, const SequenceName& b)
    {
        return a.str_ == b.str_;
    }
 
    friend bool operator!=(const SequenceName& a, const SequenceName& b)
    {
        return a.str_ != b.str_;
    }
 
    const std::string& string() const noexcept { return str_; }
 
private:
    std::string str_;
 
    static std::string_view check_validity(std::string_view);
};
 
} // namespace task
 
#endif