do I have to read the source for each object to learns its methods?
Yes, you will have to read the source code to see what methods are available.
I am trying to create a plugin which has post route in it, I want to get uid of requesting user in the handler but req.uid is always zero and req.user is always undefined. Any help appreciated.
Thanks @jarey , I was using shiny new fetch api but wasn't including credentials. silly me.