kstd: add vector comparison operators

1 files changed, 15 insertions, 0 deletions

diff --git a/libs/kstd/include/kstd/vector b/libs/kstd/include/kstd/vector
index de5c059..f8e9ce2 100644
--- a/libs/kstd/include/kstd/vector
+++ b/libs/kstd/include/kstd/vector
@@ -728,6 +728,21 @@ namespace kstd
     value_type * m_data{};
   };
 
+  //! Check if the content of two vectors is equal.
+  template<typename ValueType, typename Allocator>
+  constexpr auto operator==(vector<ValueType, Allocator> const & lhs, vector<ValueType, Allocator> const & rhs) -> bool
+  {
+    return std::ranges::equal(lhs, rhs);
+  }
+
+  //! Perform a lexicographical comparison of the content of two vectors.
+  template<typename ValueType, typename Allocator>
+  constexpr auto operator<=>(vector<ValueType, Allocator> const & lhs, vector<ValueType, Allocator> const & rhs)
+      -> decltype(std::declval<ValueType const &>() <=> std::declval<ValueType const &>())
+  {
+    return std::lexicographical_compare_three_way(lhs.begin(), lhs.end(), rhs.begin(), rhs.end());
+  }
+
 }  // namespace kstd
 
 #endif