Most pocket doors can be adapted to suit a corner application by simply mitring the ends.
Check with us (or your chosen supplier) first so you are aware of all the points you will need to know before embarking on this game changer!
You will need to check that it will not interfere with the running gear. You will also be able to do away with the strike jambs that would be provided with a standard pocket door kit.
Note: if your pocket door is to be fire rated, this is probably going to be a non-starter. Sorry!