state.hpp

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#ifndef STATE_HPP
#define STATE_HPP
 
#include <string>
#include <string_view>
#include <utility>
 
class State
{
  public:
    State() noexcept : is_accept_(false) {}
 
    explicit State(std::string label, bool is_accept) noexcept(false)
        : label_(std::move(label)), is_accept_(is_accept)
    {}
 
    [[nodiscard]] std::string_view get_label() const noexcept { return this->label_; }
 
    [[nodiscard]] bool is_accept() const noexcept { return this->is_accept_; }
 
    [[nodiscard]] bool operator==(const State &other) const noexcept
    {
        return this->label_ == other.label_;
    }
 
    [[nodiscard]] auto operator<=>(const State &other) const noexcept
    {
        return this->label_ <=> other.label_;
    }
 
  private:
    std::string label_; 
    bool is_accept_;    
};
 
#endif // STATE_HPP