From c6f9fbd244babdb347bb156fbb6c8582268e0e92 Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Tue, 21 May 2024 13:21:01 +0300
Subject: [PATCH] Add util::hash_all for creating a hash out of a bunch of
 objects

---
 libs/util/include/psemek/util/hash.hpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libs/util/include/psemek/util/hash.hpp b/libs/util/include/psemek/util/hash.hpp
index 2f8a77cd..3bbfcdd3 100644
--- a/libs/util/include/psemek/util/hash.hpp
+++ b/libs/util/include/psemek/util/hash.hpp
@@ -36,6 +36,15 @@ namespace psemek::util
 		}
 	};
 
+	template <typename ... T>
+	constexpr std::size_t hash_all(T const & ... x)
+	{
+		any_hash hash;
+		std::size_t seed = 0;
+		(hash_combine(seed, hash(x)), ...);
+		return seed;
+	}
+
 }
 
 namespace std