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49 lines
2.0 KiB
Plaintext
49 lines
2.0 KiB
Plaintext
error[E0038]: the trait `Expr` is not dyn compatible
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--> $DIR/mentions-Self-in-super-predicates.rs:12:27
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LL | elements: Vec<Box<dyn Expr + 'x>>,
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| ^^^^ `Expr` is not dyn compatible
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note: for a trait to be dyn compatible it needs to allow building a vtable
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for more information, visit <https://doc.rust-lang.org/reference/items/traits.html#dyn-compatibility>
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--> $DIR/mentions-Self-in-super-predicates.rs:5:21
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LL | trait Expr: Debug + PartialEq {
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| ---- ^^^^^^^^^ ...because it uses `Self` as a type parameter
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| |
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| this trait is not dyn compatible...
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error[E0038]: the trait `Expr` is not dyn compatible
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--> $DIR/mentions-Self-in-super-predicates.rs:38:20
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LL | let a: Box<dyn Expr> = Box::new(SExpr::new());
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| ^^^^ `Expr` is not dyn compatible
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note: for a trait to be dyn compatible it needs to allow building a vtable
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for more information, visit <https://doc.rust-lang.org/reference/items/traits.html#dyn-compatibility>
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--> $DIR/mentions-Self-in-super-predicates.rs:5:21
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LL | trait Expr: Debug + PartialEq {
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| ---- ^^^^^^^^^ ...because it uses `Self` as a type parameter
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| |
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| this trait is not dyn compatible...
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error[E0038]: the trait `Expr` is not dyn compatible
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--> $DIR/mentions-Self-in-super-predicates.rs:40:20
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LL | let b: Box<dyn Expr> = Box::new(SExpr::new());
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| ^^^^ `Expr` is not dyn compatible
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note: for a trait to be dyn compatible it needs to allow building a vtable
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for more information, visit <https://doc.rust-lang.org/reference/items/traits.html#dyn-compatibility>
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--> $DIR/mentions-Self-in-super-predicates.rs:5:21
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LL | trait Expr: Debug + PartialEq {
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| ---- ^^^^^^^^^ ...because it uses `Self` as a type parameter
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| this trait is not dyn compatible...
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error: aborting due to 3 previous errors
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For more information about this error, try `rustc --explain E0038`.
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