From bc524d70253a4ab2fe40c3ca3e5666e267c0a4d1 Mon Sep 17 00:00:00 2001
From: Lexi Winter <lexi@le-fay.org>
Date: Sun, 29 Jun 2025 19:25:29 +0100
Subject: import catch2 3.8.1

---
 .../catch_interfaces_enum_values_registry.hpp      | 47 ++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 src/catch2/interfaces/catch_interfaces_enum_values_registry.hpp

(limited to 'src/catch2/interfaces/catch_interfaces_enum_values_registry.hpp')

diff --git a/src/catch2/interfaces/catch_interfaces_enum_values_registry.hpp b/src/catch2/interfaces/catch_interfaces_enum_values_registry.hpp
new file mode 100644
index 0000000..38b052d
--- /dev/null
+++ b/src/catch2/interfaces/catch_interfaces_enum_values_registry.hpp
@@ -0,0 +1,47 @@
+
+//              Copyright Catch2 Authors
+// Distributed under the Boost Software License, Version 1.0.
+//   (See accompanying file LICENSE.txt or copy at
+//        https://www.boost.org/LICENSE_1_0.txt)
+
+// SPDX-License-Identifier: BSL-1.0
+#ifndef CATCH_INTERFACES_ENUM_VALUES_REGISTRY_HPP_INCLUDED
+#define CATCH_INTERFACES_ENUM_VALUES_REGISTRY_HPP_INCLUDED
+
+#include <catch2/internal/catch_stringref.hpp>
+
+#include <vector>
+
+namespace Catch {
+
+    namespace Detail {
+        struct EnumInfo {
+            StringRef m_name;
+            std::vector<std::pair<int, StringRef>> m_values;
+
+            ~EnumInfo();
+
+            StringRef lookup( int value ) const;
+        };
+    } // namespace Detail
+
+    class IMutableEnumValuesRegistry {
+    public:
+        virtual ~IMutableEnumValuesRegistry(); // = default;
+
+        virtual Detail::EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::vector<int> const& values ) = 0;
+
+        template<typename E>
+        Detail::EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::initializer_list<E> values ) {
+            static_assert(sizeof(int) >= sizeof(E), "Cannot serialize enum to int");
+            std::vector<int> intValues;
+            intValues.reserve( values.size() );
+            for( auto enumValue : values )
+                intValues.push_back( static_cast<int>( enumValue ) );
+            return registerEnum( enumName, allEnums, intValues );
+        }
+    };
+
+} // Catch
+
+#endif // CATCH_INTERFACES_ENUM_VALUES_REGISTRY_HPP_INCLUDED
-- 
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