error: an unknown token was encountered
  ┌─ tests/parsing/struct-recovery/source.wdl:6:5
  │
6 │     ; # Unknown token
  │     ^ this is not a supported WDL token

error: expected type, but found `?`
  ┌─ tests/parsing/struct-recovery/source.wdl:8:5
  │
8 │     ?  # Unexpected token
  │     ^ unexpected `?`

error: expected type, but found `struct` keyword
   ┌─ tests/parsing/struct-recovery/source.wdl:10:5
   │
10 │     struct   # Unexpected keyword
   │     ^^^^^^ unexpected `struct` keyword