public void Write(IJsonWriter writer, ITypeWriterRegistry registry, object value) { var enumerable = value as IEnumerable; if (enumerable == null) { writer.WriteNull(); } else { writer.WriteArrayStart(); var index = 0; foreach (var item in enumerable) { if (index++ > 0) { writer.WriteArrayElementDelimiter(); } registry.Write(writer, item); } writer.WriteArrayEnd(index); } }