feat add circle_queue

2024-02-24 16:28:13 +08:00 · 2024-02-24 16:28:13 +08:00 · e3fd80811a
commit e3fd80811a
parent f11904132f
1 changed files with 6 additions and 0 deletions
--- a/include/sled/queue/circle_queue.h
+++ b/include/sled/queue/circle_queue.h
@ -37,6 +37,12 @@ public:
        return queue_.get(head_);
    }

+    T &Back()
+    {
+        ASSERT(!empty());
+        return queue_.get((tail_ + LEN) % (LEN + 1));
+    }
+
    void Pop()
    {
        ASSERT(!empty());