#pragma once

#include <vector>
#include <Eigen/Eigen>
#include <generator>
#include <filesystem>
#include <fstream>

namespace autoopt {
struct raw_data {
  Eigen::VectorXd _xs;
  std::vector<Eigen::VectorXd> _yss;
};

std::generator<std::pair<double, double>> parse_dat_file(
    const std::filesystem::path& filename);

std::pair<std::vector<double>, std::vector<double>> parse_row(auto& iter,
                                                              auto sentinel);

raw_data read_data(const std::filesystem::path& filename);

}