f13fe5f3f7
This commit adds a `help: consider dereferencing the boxed value` suggestion to discriminants of match statements when the match arms have type `T` and the discriminant has type `Box<T>`.
60 lines
2.0 KiB
Plaintext
60 lines
2.0 KiB
Plaintext
error[E0308]: mismatched types
|
|
--> $DIR/issue-57741.rs:20:9
|
|
|
|
|
LL | let y = match x {
|
|
| -
|
|
| |
|
|
| this match expression has type `std::boxed::Box<T>`
|
|
| help: consider dereferencing the boxed value: `*x`
|
|
LL | T::A(a) | T::B(a) => a,
|
|
| ^^^^^^^ expected struct `std::boxed::Box`, found enum `T`
|
|
|
|
|
= note: expected type `std::boxed::Box<T>`
|
|
found type `T`
|
|
|
|
error[E0308]: mismatched types
|
|
--> $DIR/issue-57741.rs:20:19
|
|
|
|
|
LL | let y = match x {
|
|
| -
|
|
| |
|
|
| this match expression has type `std::boxed::Box<T>`
|
|
| help: consider dereferencing the boxed value: `*x`
|
|
LL | T::A(a) | T::B(a) => a,
|
|
| ^^^^^^^ expected struct `std::boxed::Box`, found enum `T`
|
|
|
|
|
= note: expected type `std::boxed::Box<T>`
|
|
found type `T`
|
|
|
|
error[E0308]: mismatched types
|
|
--> $DIR/issue-57741.rs:27:9
|
|
|
|
|
LL | let y = match x {
|
|
| -
|
|
| |
|
|
| this match expression has type `std::boxed::Box<S>`
|
|
| help: consider dereferencing the boxed value: `*x`
|
|
LL | S::A { a } | S::B { b: a } => a,
|
|
| ^^^^^^^^^^ expected struct `std::boxed::Box`, found enum `S`
|
|
|
|
|
= note: expected type `std::boxed::Box<S>`
|
|
found type `S`
|
|
|
|
error[E0308]: mismatched types
|
|
--> $DIR/issue-57741.rs:27:22
|
|
|
|
|
LL | let y = match x {
|
|
| -
|
|
| |
|
|
| this match expression has type `std::boxed::Box<S>`
|
|
| help: consider dereferencing the boxed value: `*x`
|
|
LL | S::A { a } | S::B { b: a } => a,
|
|
| ^^^^^^^^^^^^^ expected struct `std::boxed::Box`, found enum `S`
|
|
|
|
|
= note: expected type `std::boxed::Box<S>`
|
|
found type `S`
|
|
|
|
error: aborting due to 4 previous errors
|
|
|
|
For more information about this error, try `rustc --explain E0308`.
|