Added empty() method

CatInCosmicSpace · Sep 21, 2016 · a5d4129 · a5d4129
1 parent 7db1a80
commit a5d4129
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/include/stack.cpp b/include/stack.cpp
@@ -26,6 +26,11 @@ inline auto stack<T>::count() const noexcept -> size_t {
 	return count_;
 }
 
+template<typename T> /*noexcept*/
+auto stack<T>::empty() const noexcept -> bool {
+	return (count_ == 0);
+}
+
 template<typename T> /*strong*/
 auto stack<T>::top() const -> const T& {
 	if (count_ == 0) {

diff --git a/include/stack.hpp b/include/stack.hpp
@@ -1,3 +1,4 @@
+#pragma once
 #include <cstdlib>
 #include <iostream>
 #include <memory>
@@ -17,7 +18,8 @@ class stack {
 	stack(stack const & rhs); /*strong*/
 	~stack(); /*noexcept*/
 
-	auto count() const noexcept->size_t; /*noexcept*/
+	auto count() const noexcept -> size_t; /*noexcept*/
+	auto empty() const noexcept -> bool; /*noexcept*/
 	auto top() const -> const T&; /*strong*/
 	auto pop() -> void; /*strong*/
 	auto push(T const & value) -> void; /*strong*/