18 lines
802 B
Plaintext
18 lines
802 B
Plaintext
error[E0038]: the trait `Expr` cannot be made into an object
|
|
--> $DIR/object-safety-issue-22040.rs:12:23
|
|
|
|
|
LL | elements: Vec<Box<dyn Expr + 'x>>,
|
|
| ^^^^^^^^^^^^^ `Expr` cannot be made into an object
|
|
|
|
|
note: for a trait to be "object safe" 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/object-safety-issue-22040.rs:5:21
|
|
|
|
|
LL | trait Expr: Debug + PartialEq {
|
|
| ---- ^^^^^^^^^ ...because it uses `Self` as a type parameter
|
|
| |
|
|
| this trait cannot be made into an object...
|
|
|
|
error: aborting due to previous error
|
|
|
|
For more information about this error, try `rustc --explain E0038`.
|