vlib/v/checker/tests/undefined_type_on_sumtype.vv:30:4: warning: unused variable: `rx`
   28 |     match r {
   29 |         Some[ParseRes] {
   30 |             rx := r.value
      |             ~~
   31 |         }
   32 |         None[ParseRes] {}
vlib/v/checker/tests/undefined_type_on_sumtype.vv:1:17: error: unknown type `Token`.
Did you mean `Ok[[]Token]`?
    1 | type ParseRes = Result[[]Token, ParseErr]
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~
    2 |
    3 | // Token type is unknown
