- ++_iter_stack.top();
- while (_owner && _iter_stack.top() ==
- _owner->child_items().end()) {
- _iter_stack.pop();
- _owner = _iter_stack.empty() ? nullptr :
- (*_iter_stack.top()++)->owner();
+ ++iter_stack_.top();
+ while (owner_ && iter_stack_.top() ==
+ owner_->child_items().end()) {
+ iter_stack_.pop();
+ owner_ = iter_stack_.empty() ? nullptr :
+ (*iter_stack_.top()++)->owner();