Some people would consider it insensitive. Rey just waves a dismissive hand.

"Actually, soldiers have a very, um... special sort of sense of humor."

She has very rarely, if ever, partaken in any of the pranks her fellow officers had pulled on each other, as it does often get borderline juvenile. She does know that it exists and she has, on a few minor occasions, been the butt of some jokes. Not that she cares, though.