This comment is not necessarily related to Transit, but any serialization specification -- in XML, we had XSLT which could transform any well-defined input to a

This comment is not necessarily related to Transit, but any serialization specification -- in XML, we had XSLT which could transform any well-defined input to an XML output and vice versa. What's the equivalent for JSON/Transit etc? When parsing and validating the correctness of an input, what is the standard protocol for propagating error messages laced with contextual domain information? The two solutions I've found was: - use XSLT - use a domain specific language