Not clear to me why curly brackets should be treated differently than pr...

@bschwartz @MaxPower15 @jamesfzhang @maryschmidt Anybody have thoughts on this?
I agree that it looks fine, but I think that `{` and `}` being equivalent to `do` and `end`, though accurate, shouldn't impact the style decisions. They're already supposed to be used in different circumstances (single-line vs. multi-line). But meh, I could go either way style-wise.