diff options
Diffstat (limited to 'tests/ui/lifetimes/missing-lifetime-in-alias.rs')
-rw-r--r-- | tests/ui/lifetimes/missing-lifetime-in-alias.rs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui/lifetimes/missing-lifetime-in-alias.rs b/tests/ui/lifetimes/missing-lifetime-in-alias.rs new file mode 100644 index 000000000..51c564c01 --- /dev/null +++ b/tests/ui/lifetimes/missing-lifetime-in-alias.rs @@ -0,0 +1,31 @@ +trait Trait<'a> { + type Foo; + + type Bar<'b> + //~^ NOTE associated type defined here, with 1 lifetime parameter + //~| NOTE + where + Self: 'b; +} + +struct Impl<'a>(&'a ()); + +impl<'a> Trait<'a> for Impl<'a> { + type Foo = &'a (); + type Bar<'b> = &'b (); +} + +type A<'a> = Impl<'a>; + +type B<'a> = <A<'a> as Trait>::Foo; +//~^ ERROR missing lifetime specifier +//~| NOTE expected named lifetime parameter + +type C<'a, 'b> = <A<'a> as Trait>::Bar; +//~^ ERROR missing lifetime specifier +//~| ERROR missing generics for associated type +//~| NOTE expected named lifetime parameter +//~| NOTE these named lifetimes are available to use +//~| NOTE expected 1 lifetime argument + +fn main() {} |