argparser/src/option.h

#ifndef ARGPARSER_OPTION_H
#define ARGPARSER_OPTION_H

#include "parse-result.h"
#include <any>
#include <memory>
#include <optional>
#include <string>

namespace argparser {

    class option {
    public:
        explicit option(std::string name) : name(std::move(name)) {}
        virtual ~option() = default;

        void parse(std::optional<std::string> arg, std::any &val) {
            return this->do_parse(std::move(arg), val);
        }

        [[nodiscard]] std::string get_name() {
            return name;
        }

        [[nodiscard]] virtual bool consumes_value() const = 0;

        virtual void validate(const parse_result &res) const = 0;

    protected:
        const std::string name;

    private:
        virtual void do_parse(std::optional<std::string> arg, std::any &val) = 0;
    };

    using option_handle = std::shared_ptr<option>;
}// namespace argparser

#endif//ARGPARSER_OPTION_H