Method cleanup_queues

editor/src/dispatcher.rs:106–113

If the deepest queues (higher index in queues list) are now empty (after being popped from) then remove them

(&mut self, leave_last: bool)

	// If the deepest queues (higher index in queues list) are now empty (after being popped from) then remove them
	fn cleanup_queues(&mut self, leave_last: bool) {
		while self.message_queues.last().filter(|queue| queue.is_empty()).is_some() {
			if leave_last && self.message_queues.len() == 1 {
				break;
			}
			self.message_queues.pop();
		}
	}

	/// Add a message to a queue so that it can be executed.
	/// If `process_after_all_current` is set, all currently queued messages (including children) will be processed first.