| error[E0261]: use of undeclared lifetime name `'db` |
| --> $DIR/nested-impl-trait-in-tait.rs:3:40 |
| | |
| LL | pub type Tait = impl Iterator<Item = (&'db LocalKey, impl Iterator)>; |
| | ^^^ undeclared lifetime |
| | |
| = note: for more information on higher-ranked polymorphism, visit https://doc.rust-lang.org/nomicon/hrtb.html |
| help: consider making the bound lifetime-generic with a new `'db` lifetime |
| | |
| LL | pub type Tait = impl for<'db> Iterator<Item = (&'db LocalKey, impl Iterator)>; |
| | ++++++++ |
| help: consider introducing lifetime `'db` here |
| | |
| LL | pub type Tait<'db> = impl Iterator<Item = (&'db LocalKey, impl Iterator)>; |
| | +++++ |
| |
| error[E0412]: cannot find type `LocalKey` in this scope |
| --> $DIR/nested-impl-trait-in-tait.rs:3:44 |
| | |
| LL | pub type Tait = impl Iterator<Item = (&'db LocalKey, impl Iterator)>; |
| | ^^^^^^^^ not found in this scope |
| | |
| help: consider importing this struct |
| | |
| LL + use std::thread::LocalKey; |
| | |
| |
| error: unconstrained opaque type |
| --> $DIR/nested-impl-trait-in-tait.rs:3:17 |
| | |
| LL | pub type Tait = impl Iterator<Item = (&'db LocalKey, impl Iterator)>; |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| = note: `Tait` must be used in combination with a concrete type within the same module |
| |
| error: unconstrained opaque type |
| --> $DIR/nested-impl-trait-in-tait.rs:3:54 |
| | |
| LL | pub type Tait = impl Iterator<Item = (&'db LocalKey, impl Iterator)>; |
| | ^^^^^^^^^^^^^ |
| | |
| = note: `Tait` must be used in combination with a concrete type within the same module |
| |
| error: aborting due to 4 previous errors |
| |
| Some errors have detailed explanations: E0261, E0412. |
| For more information about an error, try `rustc --explain E0261`. |