Argument.h

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#ifndef LINTEL_ARGUMENT_H
#define LINTEL_ARGUMENT_H
 
#include <cstdint>
#include <iostream>
#include <optional>
#include <string>
#include <variant>
#include <vector>
 
namespace lintel {
class Argument
{
private:
  std::string m_flag;
  std::string m_shortFlag;
  std::string m_description;
 
public:
  typedef std::variant<int32_t *,
    uint32_t *,
    double *,
    float *,
    bool *,
    std::string *,
    std::optional<int32_t> *,
    std::optional<uint32_t> *,
    std::optional<double> *,
    std::optional<float> *,
    std::optional<bool> *,
    std::optional<std::string> *>
    Value;
 
  Argument(std::string flag, std::string shortFlag, std::string description, const Value &value);
 
  void printHelp(std::ostream &os = std::cout) const;
 
  void parse(const std::string &arguments);
 
  [[nodiscard]] const std::string &getFlag() const;
 
  [[nodiscard]] const std::string &getShortFlag() const;
 
private:
  void resetOptionals();
 
  void parseOptionalFromStream(const std::string &argument);
 
  Value m_value;
};
 
class ArgumentProvider
{
private:
  std::vector<Argument> m_arguments;
 
public:
  explicit ArgumentProvider(std::vector<Argument> arguments);
 
  [[nodiscard]] const std::vector<Argument> &provide() const;
};
 
}// namespace lintel
#endif// LINTEL_ARGUMENT_H