Class ExternalTypesHelper

src/NodeRTLib/ExternalTypesHelper.cs:25–157

a helper utility class used for fetching value types which are used by the types in the namespace but are not part of the current namespace

    // a helper utility class used for fetching value types which are used by the types in the namespace
    // but are not part of the current namespace
    class ExternalTypesHelper
    {
        static List<String> ExcludedExternalNamespaces = new List<string>()
        {
            "System",
            "System.Collections",
            "Platform",
            "Windows.Foundation.Collections"
        };

        public static bool IsValueTypeNoEnumOrPrimitve(Type type)
        {
            return type.IsValueType && !type.IsEnum && !type.IsPrimitive && type.Namespace != "System";
        }

        public static void TestAndAddRecursive(Type type, String declaringTypeNamespace, List<Type> valueTypes, List<String> namespaces)
        {
            if (type.IsGenericType)
            {
                if (type.GetGenericArguments() != null)
                {
                    foreach (var genericArg in type.GetGenericArguments())
                    {
                        TestAndAddRecursive(genericArg, declaringTypeNamespace, valueTypes, namespaces);
                    }
                }
                return;
            }

            if (IsValueTypeNoEnumOrPrimitve(type) && !valueTypes.Contains(type) &&
                type.Namespace != "System" && type.Namespace != declaringTypeNamespace)
            {
                valueTypes.Add(type);
            }

            if (!IsValueTypeNoEnumOrPrimitve(type) && type.Namespace != declaringTypeNamespace)
            {
                if (!ExcludedExternalNamespaces.Contains(type.Namespace) && !namespaces.Contains(type.Namespace))
                {
                    namespaces.Add(type.Namespace);
                }
                else if (type.Namespace == "System" && type.Name == "Uri" && !namespaces.Contains("Windows.Foundation")) // Uri is special..
                {
                    namespaces.Add("Windows.Foundation");
                }
            }
        }

        public static void TestAndAddNamespaceRecursive(Type type, List<String> namespaces, String declaringTypeNamespace)
        {
            if (type.IsGenericType)
            {
                if (type.GetGenericArguments() != null)
                {
                    foreach (var genericArg in type.GetGenericArguments())
                    {
                        TestAndAddNamespaceRecursive(genericArg, namespaces, declaringTypeNamespace);
                    }