Is the celestial or the favored soul sorcerer the successor of 4e Invoker?

Is the celestial wl (or maybe the favored soul sorc) the successor of 4e Invoker? (like oath of vengeance is for the Avenger) it’s a close fir

— Mike Mearls (@mikemearls) October 9, 2017

ummm.. fit, not fir

— Mike Mearls (@mikemearls) October 9, 2017