| error[E0107]: missing generics for associated type `MapLike::VRefCont` |
| --> $DIR/issue-79422.rs:47:36 |
| | |
| LL | as Box<dyn MapLike<u8, u8, VRefCont = dyn RefCont<'_, u8>>>; |
| | ^^^^^^^^ expected 1 lifetime argument |
| | |
| note: associated type defined here, with 1 lifetime parameter: `'a` |
| --> $DIR/issue-79422.rs:23:10 |
| | |
| LL | type VRefCont<'a>: RefCont<'a, V> where Self: 'a; |
| | ^^^^^^^^ -- |
| help: add missing lifetime argument |
| | |
| LL | as Box<dyn MapLike<u8, u8, VRefCont<'a> = dyn RefCont<'_, u8>>>; |
| | ++++ |
| |
| error[E0271]: type mismatch resolving `<BTreeMap<u8, u8> as MapLike<u8, u8>>::VRefCont<'_> == dyn RefCont<'_, u8>` |
| --> $DIR/issue-79422.rs:44:13 |
| | |
| LL | let m = Box::new(std::collections::BTreeMap::<u8, u8>::new()) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type mismatch resolving `<BTreeMap<u8, u8> as MapLike<u8, u8>>::VRefCont<'_> == dyn RefCont<'_, u8>` |
| | |
| note: expected this to be `(dyn RefCont<'_, u8> + 'static)` |
| --> $DIR/issue-79422.rs:28:25 |
| | |
| LL | type VRefCont<'a> = &'a V where Self: 'a; |
| | ^^^^^ |
| = note: expected trait object `(dyn RefCont<'_, u8> + 'static)` |
| found reference `&u8` |
| = help: `&u8` implements `RefCont` so you could box the found value and coerce it to the trait object `Box<dyn RefCont>`, you will have to change the expected type as well |
| = note: required for the cast from `Box<BTreeMap<u8, u8>>` to `Box<dyn MapLike<u8, u8, VRefCont = (dyn RefCont<'_, u8> + 'static)>>` |
| |
| error: aborting due to 2 previous errors |
| |
| Some errors have detailed explanations: E0107, E0271. |
| For more information about an error, try `rustc --explain E0107`. |