error: unexpected definition body in message definition
  --> testdata/parser/def/bare_bodies.proto:7:5
   |
 7 | /     {
 8 | |         int32 y = 2;
 9 | |     }
   | \_____^
  help: remove these braces
   |
 7 | -     {
 8 |           int32 y = 2;
 9 | -     }
   |

error: unexpected definition body in file scope
  --> testdata/parser/def/bare_bodies.proto:12:1
   |
12 | / {
...  |
16 | | }
   | \_^
  help: remove these braces
   |
12 | - {
13 |       message N {
14 |           int32 y = 2;
15 |       }
16 | - }
   |

encountered 2 errors
