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Fix #10: Display full exception and traceback

This commit is contained in:
Michael Droettboom 2018-02-28 15:45:21 -05:00
parent bd6aec63d8
commit d4eb51b167
1 changed files with 30 additions and 4 deletions
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34
src/python2js.cpp
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@ -10,15 +10,41 @@ val pythonExcToJs() {
PyObject *type;
PyObject *value;
PyObject *traceback;
PyObject *pystr;
PyErr_Fetch(&type, &value, &traceback);
PyErr_NormalizeException(&type, &value, &traceback);
val excval("");
PyObject *tbmod = PyImport_ImportModule("traceback");
if (tbmod == NULL) {
excval = val("Couldn't get traceback module");
} else {
PyObject *format_exception = PyObject_GetAttrString(tbmod, "format_exception");
if (format_exception == NULL) {
excval = val("Couldn't get format_exception function");
} else {
PyObject *pylines = PyObject_CallFunctionObjArgs
(format_exception, type, value, traceback, NULL);
PyErr_Print();
if (pylines == NULL) {
excval = val("Error calling traceback.format_exception");
} else {
PyObject *newline = PyUnicode_FromString("\n");
PyObject *pystr = PyUnicode_Join(newline, pylines);
excval = pythonToJs(pystr);
Py_DECREF(pystr);
Py_DECREF(newline);
Py_DECREF(pylines);
}
Py_DECREF(format_exception);
}
Py_DECREF(tbmod);
}
pystr = PyObject_Str(value);
val Error = val::global("Error");
val exc = Error.new_(pythonToJs(pystr));
val exc = Error.new_(excval);
Py_DECREF(pystr);
Py_DECREF(type);
Py_DECREF(value);
Py_DECREF(traceback);