#ifndef wg_LOC_HPP
#define wg_LOC_HPP

#include "commons.hpp"
#include <sstream>

namespace wg
{
  class Loc
  {
  public:
    explicit Loc(std::filesystem::path origin = "???", int line = 0);
    virtual ~Loc();

    std::filesystem::path origin() const { return m_origin; }
    int line() const { return m_line; }

    template <typename T>
    void error(std::string const& what);

    template <typename T>
    void error(std::stringstream const& what);

  private:
    std::filesystem::path m_origin;
    int m_line = 0;
  };

  template <typename T>
  void Loc::error(std::string const& what)
  {
    std::stringstream ss;
    ss << m_origin.string() << ": ERROR " << what;

    throw T {ss.str() };
  }

  template <typename T>
  void Loc::error(std::stringstream const& what)
  {
    error<T>(what.str());
  }
}

#endif