First commit of STRINGIFY_ENUM

include/internal/catch_interfaces_enum_values_registry.h

@@ -0,0 +1,40 @@
+/*
+ *  Created by Phil on 4/4/2019.
+ *  Copyright 2019 Two Blue Cubes Ltd. All rights reserved.
+ *
+ *  Distributed under the Boost Software License, Version 1.0. (See accompanying
+ *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+#ifndef TWOBLUECUBES_CATCH_INTERFACESENUMVALUESREGISTRY_H_INCLUDED
+#define TWOBLUECUBES_CATCH_INTERFACESENUMVALUESREGISTRY_H_INCLUDED
+
+#include "catch_stringref.h"
+
+#include <vector>
+
+namespace Catch {
+
+    struct IEnumInfo {
+        virtual ~IEnumInfo();
+
+        virtual std::string lookup( int value ) const = 0;
+    };
+
+    struct IMutableEnumValuesRegistry {
+        virtual ~IMutableEnumValuesRegistry();
+
+        virtual IEnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::vector<int> const& values ) = 0;
+
+        template<typename E>
+        IEnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::initializer_list<E> values ) {
+            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 //TWOBLUECUBES_CATCH_INTERFACESENUMVALUESREGISTRY_H_INCLUDED