From 34c1a92f0be271815584400635dbc5462e0589ed Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Tue, 7 Jul 2026 13:11:19 +0300
Subject: [PATCH] Add util::hash_table::count for compatibility

---
 libs/util/include/psemek/util/hash_table.hpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/libs/util/include/psemek/util/hash_table.hpp b/libs/util/include/psemek/util/hash_table.hpp
index ae0d1acc..b947a866 100644
--- a/libs/util/include/psemek/util/hash_table.hpp
+++ b/libs/util/include/psemek/util/hash_table.hpp
@@ -475,6 +475,12 @@ namespace psemek::util
 			return find(key) != end();
 		}
 
+		template <typename Key1>
+		std::size_t count(Key1 const & key) const
+		{
+			return contains(key) ? 1 : 0;
+		}
+
 		bool erase(iterator const & it)
 		{
 			impl_.erase(it.internal());
@@ -606,6 +612,12 @@ namespace psemek::util
 			return find(key) != end();
 		}
 
+		template <typename Key1>
+		std::size_t count(Key1 const & key) const
+		{
+			return contains(key) ? 1 : 0;
+		}
+
 		bool erase(iterator const & it)
 		{
 			impl_.erase(it.internal());