message: Move catch-all in match after variants
diff: @@ -115,12 +115,12 @@ mod v1_13_0 {
  fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
  let mut s = f.debug_struct(stringify!($ty));
  s.field("op_type", &self.op_type);
  - match self.op_type {$(
  - $tag::$variant => {
  + match self.op_type {
  + $($tag::$variant => {
  s.field("args", &($func as fn($args) -> _)(self.args));
  - }
  + })+
  _ => {}
  - )+}
  + }
  s.finish()
  }
  }
  