If a character gets enlarged, and then casts an AoE spell with range self 10-foot, does the range increase?

(something like Arms of Hadar) Since the character takes up a larger space, I'd assume the range would increase?

— Mách (@Kazzak_Mach) August 3, 2017

yes – those spells are bigger for bigger creatures and characters

— Mike Mearls (@mikemearls) August 3, 2017