From caa0111c7937393b612237e2787477b2e119badb Mon Sep 17 00:00:00 2001
From: Bananymous <oskari.alaranta@bananymous.com>
Date: Tue, 11 Jun 2024 00:05:11 +0300
Subject: [PATCH] BAN: Implement back() for CircularQueue

---
 BAN/include/BAN/CircularQueue.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/BAN/include/BAN/CircularQueue.h b/BAN/include/BAN/CircularQueue.h
index 4638b8a5..57a84b43 100644
--- a/BAN/include/BAN/CircularQueue.h
+++ b/BAN/include/BAN/CircularQueue.h
@@ -31,6 +31,9 @@ namespace BAN
 		const T& front() const;
 		T& front();
 
+		const T& back() const;
+		T& back();
+
 		size_type size() const { return m_size; }
 		bool empty() const { return size() == 0; }
 		bool full() const { return size() == capacity(); }
@@ -98,6 +101,20 @@ namespace BAN
 		return *element_at(m_first);
 	}
 
+	template<typename T, size_t S>
+	const T& CircularQueue<T, S>::back() const
+	{
+		ASSERT(!empty());
+		return *element_at((m_first + m_size - 1) % capacity());
+	}
+
+	template<typename T, size_t S>
+	T& CircularQueue<T, S>::back()
+	{
+		ASSERT(!empty());
+		return *element_at((m_first + m_size - 1) % capacity());
+	}
+
 	template<typename T, size_t S>
 	const T* CircularQueue<T, S>::element_at(size_type index) const
 	{