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error[E0308]: mismatched types
--> $DIR/restrict-existing-type-bounds.rs:13:12
|
LL | impl<T: TryAdd> TryAdd for Option<T> {
| - this type parameter
...
LL | Ok(self)
| -- ^^^^ expected `Option<<T as TryAdd>::Output>`, found `Option<T>`
| |
| arguments to this enum variant are incorrect
|
= note: expected enum `Option<<T as TryAdd>::Output>`
found enum `Option<T>`
help: the type constructed contains `Option<T>` due to the type of the argument passed
--> $DIR/restrict-existing-type-bounds.rs:13:9
|
LL | Ok(self)
| ^^^----^
| |
| this argument influences the type of `Ok`
note: tuple variant defined here
--> $SRC_DIR/core/src/result.rs:LL:COL
help: consider further restricting this bound
|
LL | impl<T: TryAdd<Output = T>> TryAdd for Option<T> {
| ++++++++++++
error[E0308]: mismatched types
--> $DIR/restrict-existing-type-bounds.rs:26:12
|
LL | impl<T: TryAdd<Error = X>> TryAdd for Other<T> {
| - this type parameter
...
LL | Ok(self)
| -- ^^^^ expected `Other<<T as TryAdd>::Output>`, found `Other<T>`
| |
| arguments to this enum variant are incorrect
|
= note: expected struct `Other<<T as TryAdd>::Output>`
found struct `Other<T>`
help: the type constructed contains `Other<T>` due to the type of the argument passed
--> $DIR/restrict-existing-type-bounds.rs:26:9
|
LL | Ok(self)
| ^^^----^
| |
| this argument influences the type of `Ok`
note: tuple variant defined here
--> $SRC_DIR/core/src/result.rs:LL:COL
help: consider further restricting this bound
|
LL | impl<T: TryAdd<Error = X, Output = T>> TryAdd for Other<T> {
| ++++++++++++
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0308`.
|
