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warning[E0210]: type parameter `T` must be covered by another type when it appears before the first local type (`Local`)
--> $DIR/orphan-check-projections-not-covering.rs:22:6
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LL | impl<T> foreign::Trait0<Local, T, ()> for <T as Identity>::Output {}
| ^ type parameter `T` must be covered by another type when it appears before the first local type (`Local`)
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #124559 <https://github.com/rust-lang/rust/issues/124559>
= note: implementing a foreign trait is only possible if at least one of the types for which it is implemented is local, and no uncovered type parameters appear before that first local type
= note: in this case, 'before' refers to the following order: `impl<..> ForeignTrait<T1, ..., Tn> for T0`, where `T0` is the first and `Tn` is the last
= note: `#[warn(uncovered_param_in_projection)]` on by default
warning[E0210]: type parameter `T` must be covered by another type when it appears before the first local type (`Local`)
--> $DIR/orphan-check-projections-not-covering.rs:27:6
|
LL | impl<T> foreign::Trait0<<T as Identity>::Output, Local, T> for Option<T> {}
| ^ type parameter `T` must be covered by another type when it appears before the first local type (`Local`)
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #124559 <https://github.com/rust-lang/rust/issues/124559>
= note: implementing a foreign trait is only possible if at least one of the types for which it is implemented is local, and no uncovered type parameters appear before that first local type
= note: in this case, 'before' refers to the following order: `impl<..> ForeignTrait<T1, ..., Tn> for T0`, where `T0` is the first and `Tn` is the last
warning[E0210]: type parameter `T` must be covered by another type when it appears before the first local type (`Local`)
--> $DIR/orphan-check-projections-not-covering.rs:40:6
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LL | impl<T: Deferred> foreign::Trait1<Local, T> for <T as Deferred>::Output {}
| ^ type parameter `T` must be covered by another type when it appears before the first local type (`Local`)
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #124559 <https://github.com/rust-lang/rust/issues/124559>
= note: implementing a foreign trait is only possible if at least one of the types for which it is implemented is local, and no uncovered type parameters appear before that first local type
= note: in this case, 'before' refers to the following order: `impl<..> ForeignTrait<T1, ..., Tn> for T0`, where `T0` is the first and `Tn` is the last
warning: 3 warnings emitted
For more information about this error, try `rustc --explain E0210`.
|
