blob: ba2546ef2dc5cf96f9b7d3abbea698e2de64408f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
error[E0038]: the trait `Bar` cannot be made into an object
--> $DIR/generics.rs:20:5
|
LL | t
| ^ `Bar` cannot be made into an object
|
note: for a trait to be "dyn-compatible" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/generics.rs:10:8
|
LL | trait Bar {
| --- this trait cannot be made into an object...
LL | fn bar<T>(&self, t: T);
| ^^^ ...because method `bar` has generic type parameters
= help: consider moving `bar` to another trait
= note: required for the cast from `&T` to `&dyn Bar`
error[E0038]: the trait `Bar` cannot be made into an object
--> $DIR/generics.rs:27:5
|
LL | t as &dyn Bar
| ^ `Bar` cannot be made into an object
|
note: for a trait to be "dyn-compatible" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/generics.rs:10:8
|
LL | trait Bar {
| --- this trait cannot be made into an object...
LL | fn bar<T>(&self, t: T);
| ^^^ ...because method `bar` has generic type parameters
= help: consider moving `bar` to another trait
= note: required for the cast from `&T` to `&dyn Bar`
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0038`.
|
