exception.h

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#ifndef EXCPEPTION_H
#define EXCPEPTION_H
 
#include <memory>
#include <stdexcept>
#include <string>
 
#define PY_SSIZE_T_CLEAN
#include <Python.h>
#include <comin.h>
 
namespace comin::python {
 
extern PyObject* PyExc_ComInError;
 
class ComInError : public std::runtime_error {
  std::string _what;
 
  static std::string format_message(t_comin_error_code error_code,
                                    std::string add_info) {
    return std::string(comin_error_get_category(error_code)) + ": " +
           std::string(comin_error_get_string(error_code)) + "\n" + add_info;
  }
 
public:
  ComInError(t_comin_error_code error_code, std::string add_info)
      : std::runtime_error(format_message(error_code, add_info)) {}
};
 
void check_error(std::string add_info = "");
 
template <PyCFunction Fun>
PyObject* func_wrapper(PyObject* self, PyObject* args) {
  try {
    return Fun(self, args);
  } catch (ComInError& e) {
    return PyErr_Format(PyExc_ComInError, e.what());
  }
}
 
template <PyCFunctionWithKeywords Fun>
PyObject* func_wrapper(PyObject* self, PyObject* args, PyObject* kwargs) {
  try {
    return Fun(self, args, kwargs);
  } catch (ComInError& e) {
    return PyErr_Format(PyExc_ComInError, e.what());
  }
}
} // namespace comin::python
#endif