40 columns                              |
>>> single
enum Unity {ONE}
<<<
enum Unity { ONE }
>>> single line
enum Primate{BONOBO,CHIMP,GORILLA}
<<<
enum Primate { BONOBO, CHIMP, GORILLA }
>>> trailing comma always splits
enum Primate{BONOBO,CHIMP,}
<<<
enum Primate {
  BONOBO,
  CHIMP,
}
>>> metadata
@Awesome @Fierce("really")
enum Primate{BONOBO,CHIMP,GORILLA}
<<<
@Awesome
@Fierce("really")
enum Primate { BONOBO, CHIMP, GORILLA }