(message
  (message_body
    "{"
    (_)* @class.inside
    "}")) @class.around

(enum
  (enum_body
    "{"
    (_)* @class.inside
    "}")) @class.around

(service
  "service"
  (_)
  "{"
  (_)* @class.inside
  "}") @class.around

(rpc) @function.around

(comment)+ @comment.around
