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error[E0049]: associated function `foo` has 1 type parameter but its trait declaration has 0 type parameters
--> $DIR/gat-trait-path-missing-lifetime.rs:8:10
|
LL | fn foo<'a>(t : Self::Y<'a>) -> Self::Y<'a> { t }
| -- expected 0 type parameters
...
LL | fn foo<'a, T1: X<Y = T1>>(t : T1) -> T1::Y<'a> {
| ^^ ^^
| |
| found 1 type parameter
error[E0046]: not all trait items implemented, missing: `Y`
--> $DIR/gat-trait-path-missing-lifetime.rs:7:1
|
LL | type Y<'a>;
| ---------- `Y` from trait
...
LL | impl<T> X for T {
| ^^^^^^^^^^^^^^^ missing `Y` in implementation
error[E0107]: missing generics for associated type `X::Y`
--> $DIR/gat-trait-path-missing-lifetime.rs:8:20
|
LL | fn foo<'a, T1: X<Y = T1>>(t : T1) -> T1::Y<'a> {
| ^ expected 1 lifetime argument
|
note: associated type defined here, with 1 lifetime parameter: `'a`
--> $DIR/gat-trait-path-missing-lifetime.rs:2:8
|
LL | type Y<'a>;
| ^ --
help: add missing lifetime argument
|
LL | fn foo<'a, T1: X<Y<'a> = T1>>(t : T1) -> T1::Y<'a> {
| ++++
error[E0107]: missing generics for associated type `X::Y`
--> $DIR/gat-trait-path-missing-lifetime.rs:8:20
|
LL | fn foo<'a, T1: X<Y = T1>>(t : T1) -> T1::Y<'a> {
| ^ expected 1 lifetime argument
|
note: associated type defined here, with 1 lifetime parameter: `'a`
--> $DIR/gat-trait-path-missing-lifetime.rs:2:8
|
LL | type Y<'a>;
| ^ --
= note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
help: add missing lifetime argument
|
LL | fn foo<'a, T1: X<Y<'a> = T1>>(t : T1) -> T1::Y<'a> {
| ++++
error: aborting due to 4 previous errors
Some errors have detailed explanations: E0046, E0049, E0107.
For more information about an error, try `rustc --explain E0046`.
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