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|
error: unconstrained opaque type
--> $DIR/recursive-type-alias-impl-trait-declaration-too-subtle.rs:4:16
|
LL | type Foo = impl PartialEq<(Foo, i32)>;
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: `Foo` must be used in combination with a concrete type within the same module
error[E0053]: method `eq` has an incompatible type for trait
--> $DIR/recursive-type-alias-impl-trait-declaration-too-subtle.rs:10:30
|
LL | type Foo = impl PartialEq<(Foo, i32)>;
| -------------------------- the found opaque type
...
LL | fn eq(&self, _other: &(Foo, i32)) -> bool {
| ^^^^^^^^^^^
| |
| expected `a::Bar`, found opaque type
| help: change the parameter type to match the trait: `&(a::Bar, i32)`
|
= note: expected signature `fn(&a::Bar, &(a::Bar, i32)) -> _`
found signature `fn(&a::Bar, &(a::Foo, i32)) -> _`
error: unconstrained opaque type
--> $DIR/recursive-type-alias-impl-trait-declaration-too-subtle.rs:18:16
|
LL | type Foo = impl PartialEq<(Foo, i32)>;
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: `Foo` must be used in combination with a concrete type within the same module
error[E0053]: method `eq` has an incompatible type for trait
--> $DIR/recursive-type-alias-impl-trait-declaration-too-subtle.rs:24:30
|
LL | type Foo = impl PartialEq<(Foo, i32)>;
| -------------------------- the expected opaque type
...
LL | fn eq(&self, _other: &(Bar, i32)) -> bool {
| ^^^^^^^^^^^
| |
| expected opaque type, found `b::Bar`
| help: change the parameter type to match the trait: `&(b::Foo, i32)`
|
= note: expected signature `fn(&b::Bar, &(b::Foo, i32)) -> _`
found signature `fn(&b::Bar, &(b::Bar, i32)) -> _`
note: this item must have the opaque type in its signature in order to be able to register hidden types
--> $DIR/recursive-type-alias-impl-trait-declaration-too-subtle.rs:24:12
|
LL | fn eq(&self, _other: &(Bar, i32)) -> bool {
| ^^
error: aborting due to 4 previous errors
For more information about this error, try `rustc --explain E0053`.
|