protected override bool TryConvertEnum(object value, bool isOptional, string fullyQualifiedName,
out object result)
{
if (value == null)
{
result = null;
return(isOptional);
}
Type valueType = value.GetType();
JsiiEnumAttribute attribute = value.GetType().GetCustomAttribute <JsiiEnumAttribute>();
if (attribute == null || attribute.FullyQualifiedName != fullyQualifiedName)
{
result = null;
return(false);
}
string valueName = Enum.GetName(valueType, value);
FieldInfo fieldInfo = valueType.GetFields().FirstOrDefault(field => field.Name == valueName);
if (fieldInfo == null)
{
result = null;
return(false);
}
JsiiEnumMemberAttribute memberAttribute = fieldInfo.GetCustomAttribute <JsiiEnumMemberAttribute>();
if (memberAttribute == null)
{
result = null;
return(false);
}
result = JObject.FromObject(new EnumValue(fullyQualifiedName, memberAttribute.Name));
return(true);
}
TypeReference InferType(IReferenceMap referenceMap, Type type)
{
type = type ?? throw new ArgumentNullException(nameof(type));
JsiiClassAttribute classAttribute = ReflectionUtils.GetClassAttribute(type);
if (classAttribute != null)
{
return(new TypeReference(classAttribute.FullyQualifiedName));
}
JsiiEnumAttribute enumAttribute = type.GetCustomAttribute <JsiiEnumAttribute>();
if (enumAttribute != null)
{
return(new TypeReference(enumAttribute.FullyQualifiedName));
}
if (type.IsAssignableFrom(typeof(string)))
{
return(new TypeReference(primitive: PrimitiveType.String));
}
if (type.IsAssignableFrom(typeof(bool)))
{
return(new TypeReference(primitive: PrimitiveType.Boolean));
}
if (IsNumeric(type))
{
return(new TypeReference(primitive: PrimitiveType.Number));
}
if (type.IsAssignableFrom(typeof(DateTime)))
{
return(new TypeReference(primitive: PrimitiveType.Date));
}
if (type.IsAssignableFrom(typeof(JObject)))
{
return(new TypeReference(primitive: PrimitiveType.Json));
}
if (type.IsArray)
{
return(new TypeReference
(
collection: new CollectionTypeReference
(
kind: CollectionKind.Array,
elementType: InferType(referenceMap, type.GetElementType())
)
));
}
Type dictionaryInterface = type.GetInterfaces()
.FirstOrDefault(i => i.IsGenericType && i.GetGenericTypeDefinition() == typeof(IDictionary <,>));
if (dictionaryInterface != null)
{
if (!dictionaryInterface.GetGenericArguments()[0].IsAssignableFrom(typeof(string)))
{
throw new ArgumentException("All dictionaries must have string keys", nameof(type));
}
Type elementType = dictionaryInterface.GetGenericArguments()[1];
return(new TypeReference
(
collection: new CollectionTypeReference
(
kind: CollectionKind.Map,
elementType: InferType(referenceMap, elementType)
)
));
}
throw new ArgumentException($"Could not infer JSII type for .NET type '{type.Name}'", nameof(type));
}