* This iterator provides such a postorder traversal over the nodes in the
* wakeup tree.
*/
-struct WakeupTreeIterator
+class WakeupTreeIterator
: public boost::iterator_facade<WakeupTreeIterator, WakeupTreeNode*, boost::forward_traversal_tag> {
public:
- WakeupTreeIterator() = default;
+ // Use rule-of-three, and implicitely disable the move constructor which cannot be 'noexcept' (as required by C++ Core
+ // Guidelines), due to the std::list and std:stack<std::deque> members.
+ WakeupTreeIterator() = default;
+ WakeupTreeIterator(const WakeupTreeIterator&) = default;
+ ~WakeupTreeIterator() = default;
+
explicit WakeupTreeIterator(const WakeupTree& tree);
private:
