Added [[nodiscard]] qualifiers to circular_q

2 years ago · d8829e7714
parent 55f84d458b
commit d8829e7714
1 changed files with 6 additions and 4 deletions
--- a/include/spdlog/details/circular_q.h
+++ b/include/spdlog/details/circular_q.h
@ -61,20 +61,22 @@ public:
        }
    }

-    // Return reference to the front item.
+    // Return const reference to the front item.
    // If there are no elements in the container, the behavior is undefined.
-    const T &front() const
+    [[nodiscard]] const T &front() const
    {
        return v_[head_];
    }

-    T &front()
+    // Return reference to the front item.
+    // If there are no elements in the container, the behavior is undefined.
+    [[nodiscard]] T &front()
    {
        return v_[head_];
    }

    // Return number of elements actually stored
-    size_t size() const
+    [[nodiscard]] size_t size() const
    {
        if (tail_ >= head_)
        {