Summary: In order to match existing event names we need to remove the `on` prefix.
Reviewed By: mdvacca
Differential Revision: D13666673
fbshipit-source-id: c3e16aae4143ea45f45948e3e9de86fe690062cd
Summary:
This is very much a work in progress. Moving it into the open source repo to be able to hook it up to generate some Fabric files.
Will continue to iterate on it in the open.
Reviewed By: hramos, mdvacca
Differential Revision: D13500969
fbshipit-source-id: 79082447dc52b5834f24eb72bc6e07200b324238