Method log_clear

c/tests/pn_test.cpp:107–111

}

etypes handler::log_clear() {
  etypes ret;
  std::swap(ret, log);
  return ret;
}

pn_event_type_t handler::log_last() {
  pn_event_type_t et = log.empty() ? PN_EVENT_NONE : log.back();