The documentation on the wiki is still incomplete ... https://github.com/omcljs/om/wiki/Recursive-Queries https://github.com/omcljs/om/wiki/Error-Handling https://github.com/omcljs/om/wiki/Routing-Hooks ...
@vincent.cantin Yep, om-next docs are that way. If you want great docs check out fulcro
(om-next fork) http://book.fulcrologic.com/