Test: iterator_invalidation.cpp
iterator_invalidation.cpp:26:10: error: expected ';' after class definition
   26 |         }
      |          ^
      |          ;
iterator_invalidation.cpp: In member function 'void EventQueue::addEvent(const std::string&)':
iterator_invalidation.cpp:9:9: error: 'events_' was not declared in this scope; did you mean 'event'?
    9 |         events_.push_back(event);
      |         ^~~~~~~
      |         event
iterator_invalidation.cpp: In member function 'void EventQueue::processEvents()':
iterator_invalidation.cpp:16:21: error: 'events_' was not declared in this scope
   16 |          while (i < events_.size()) {
      |                     ^~~~~~~
iterator_invalidation.cpp: At global scope:
iterator_invalidation.cpp:27:5: error: expected declaration before '}' token
   27 |     }
      |     ^
iterator_invalidation.cpp:29:25: error: non-member function 'int getEventCount()' cannot have cv-qualifier
   29 |     int getEventCount() const {
      |                         ^~~~~
iterator_invalidation.cpp: In function 'int getEventCount()':
iterator_invalidation.cpp:30:16: error: 'events_' was not declared in this scope
   30 |         return events_.size();
      |                ^~~~~~~
iterator_invalidation.cpp: At global scope:
iterator_invalidation.cpp:33:1: error: expected unqualified-id before 'private'
   33 | private:
      | ^~~~~~~
iterator_invalidation.cpp:35:1: error: expected declaration before '}' token
   35 | };
      | ^
iterator_invalidation.cpp: In function 'int main()':
iterator_invalidation.cpp:45:44: error: 'class EventQueue' has no member named 'getEventCount'
   45 |     std::cout << "Total events: " << queue.getEventCount() << std::endl;
      |                                            ^~~~~~~~~~~~~