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#![allow(incomplete_features)] | ||
#![feature(generic_associated_types)] | ||
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trait CollectionFamily { | ||
type Member<T>; | ||
//~^ ERROR: missing generics for associated type | ||
} | ||
fn floatify() { | ||
Box::new(Family) as &dyn CollectionFamily<Member=usize> | ||
} | ||
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struct Family; | ||
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fn main() {} |
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error[E0107]: missing generics for associated type `CollectionFamily::Member` | ||
--> $DIR/issue-78671.rs:5:10 | ||
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LL | type Member<T>; | ||
| ^^^^^^ expected 1 type argument | ||
| | ||
note: associated type defined here, with 1 type parameter: `T` | ||
--> $DIR/issue-78671.rs:5:10 | ||
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LL | type Member<T>; | ||
| ^^^^^^ - | ||
help: use angle brackets to add missing type argument | ||
| | ||
LL | type Member<T><T>; | ||
| ^^^ | ||
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error: aborting due to previous error | ||
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For more information about this error, try `rustc --explain E0107`. |