back in the day where every OTA (online travel agent) and airlines use XML for their API, we had to integrate them in an API gateway in order to unify their API

back in the day where every OTA (online travel agent) and airlines use XML for their API, we had to integrate them in an API gateway in order to unify their API schema and booking flow. we wrote a small package[1] (using pugixml) to transform XML to JSON using a custom Xpath template syntax. Make our job much easier. [1]: https://github.com/tuananh/camaro https://github.com/tuananh/camaro