From 1f57c76036c4748b75b4e9ca07be6f3274c1d1ab Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Sat, 12 Jul 2025 01:28:14 +0300
Subject: [PATCH] Add std::array hash

---
 libs/util/include/psemek/util/hash.hpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/libs/util/include/psemek/util/hash.hpp b/libs/util/include/psemek/util/hash.hpp
index 3e53bf22..3a05a1f9 100644
--- a/libs/util/include/psemek/util/hash.hpp
+++ b/libs/util/include/psemek/util/hash.hpp
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <functional>
+#include <array>
 #include <tuple>
 #include <cstdint>
 
@@ -64,6 +65,20 @@ namespace std
 		}
 	};
 
+	template <typename T, std::size_t N>
+	struct hash<std::array<T, N>>
+		: std::hash<T>
+	{
+		using std::hash<T>::operator();
+
+		std::uint64_t operator()(std::array<T, N> const & x) const
+		{
+			std::uint64_t seed = 0;
+			::psemek::util::hash_sequence(seed, x.begin(), x.end(), *this);
+			return seed;
+		}
+	};
+
 	template <typename ... Ts>
 	struct hash<std::tuple<Ts...>>
 		: std::tuple<std::hash<Ts>...>