src/test/ui/type-alias-enum-variants/incorrect-variant-form-through-alias-caught.rs

   1 // ignore-tidy-linelength
   2
   3 // Check that creating/matching on an enum variant through an alias with
   4 // the wrong braced/unit form is caught as an error.
   5
   6 enum Enum { Braced {}, Unit, Tuple() }
   7 type Alias = Enum;
   8
   9 fn main() {
  10     Alias::Braced;
  11     //~^ ERROR expected unit struct, unit variant or constant, found struct variant `Alias::Braced` [E0533]
  12     let Alias::Braced = panic!();
  13     //~^ ERROR expected unit struct, unit variant or constant, found struct variant `Alias::Braced` [E0533]
  14     let Alias::Braced(..) = panic!();
  15     //~^ ERROR expected tuple struct or tuple variant, found struct variant `Alias::Braced` [E0164]
  16
  17     Alias::Unit();
  18     //~^ ERROR expected function, found enum variant `Alias::Unit`
  19     let Alias::Unit() = panic!();
  20     //~^ ERROR expected tuple struct or tuple variant, found unit variant `Alias::Unit` [E0164]
  21 }