rust/tests/ui/impl-trait/impl-fn-parsing-ambiguities.stderr
2024-01-09 21:08:16 +00:00

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error: ambiguous `+` in a type
--> $DIR/impl-fn-parsing-ambiguities.rs:4:27
|
LL | fn a() -> impl Fn(&u8) -> impl Debug + '_ {
| ^^^^^^^^^^^^^^^ help: use parentheses to disambiguate: `(impl Debug + '_)`
error: ambiguous `+` in a type
--> $DIR/impl-fn-parsing-ambiguities.rs:11:24
|
LL | fn b() -> impl Fn() -> impl Debug + Send {
| ^^^^^^^^^^^^^^^^^ help: use parentheses to disambiguate: `(impl Debug + Send)`
error: higher kinded lifetime bounds on nested opaque types are not supported yet
--> $DIR/impl-fn-parsing-ambiguities.rs:4:40
|
LL | fn a() -> impl Fn(&u8) -> impl Debug + '_ {
| ^^
|
note: lifetime declared here
--> $DIR/impl-fn-parsing-ambiguities.rs:4:19
|
LL | fn a() -> impl Fn(&u8) -> impl Debug + '_ {
| ^
error: lifetime may not live long enough
--> $DIR/impl-fn-parsing-ambiguities.rs:7:9
|
LL | |x| x
| -- ^ returning this value requires that `'1` must outlive `'2`
| ||
| |return type of closure is impl Debug + '2
| has type `&'1 u8`
error: aborting due to 4 previous errors