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36 lines
1.7 KiB
Plaintext
36 lines
1.7 KiB
Plaintext
error[E0038]: the trait `Trait` cannot be made into an object
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--> $DIR/object-unsafe-trait-references-self.rs:6:12
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LL | fn bar(x: &dyn Trait) {}
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| ^^^^^^^^^ `Trait` cannot be made into an object
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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>
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--> $DIR/object-unsafe-trait-references-self.rs:2:22
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LL | trait Trait {
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| ----- this trait cannot be made into an object...
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LL | fn baz(&self, _: Self) {}
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| ^^^^ ...because method `baz` references the `Self` type in this parameter
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LL | fn bat(&self) -> Self {}
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| ^^^^ ...because method `bat` references the `Self` type in its return type
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= help: consider moving `baz` to another trait
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= help: consider moving `bat` to another trait
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error[E0038]: the trait `Other` cannot be made into an object
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--> $DIR/object-unsafe-trait-references-self.rs:10:12
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LL | fn foo(x: &dyn Other) {}
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| ^^^^^^^^^ `Other` cannot be made into an object
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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>
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--> $DIR/object-unsafe-trait-references-self.rs:8:14
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LL | trait Other: Sized {}
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| ----- ^^^^^ ...because it requires `Self: Sized`
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| |
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| this trait cannot be made into an object...
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0038`.
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