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error: expected identifier, found keyword `fn`
--> $DIR/recover-fn-trait-from-fn-kw.rs:1:16
|
LL | fn foo(_: impl fn() -> i32) {}
| ^^
|
help: use `Fn` to refer to the trait
|
LL | fn foo(_: impl Fn() -> i32) {}
| ~~
error: expected identifier, found keyword `fn`
--> $DIR/recover-fn-trait-from-fn-kw.rs:4:12
|
LL | fn foo2<T: fn(i32)>(_: T) {}
| ^^
|
help: use `Fn` to refer to the trait
|
LL | fn foo2<T: Fn(i32)>(_: T) {}
| ~~
error[E0308]: mismatched types
--> $DIR/recover-fn-trait-from-fn-kw.rs:8:12
|
LL | foo(|| ());
| ^^ expected `i32`, found `()`
error[E0631]: type mismatch in closure arguments
--> $DIR/recover-fn-trait-from-fn-kw.rs:10:5
|
LL | foo2(|_: ()| {});
| ^^^^ ------- found signature defined here
| |
| expected due to this
|
= note: expected closure signature `fn(i32) -> _`
found closure signature `fn(()) -> _`
note: required by a bound in `foo2`
--> $DIR/recover-fn-trait-from-fn-kw.rs:4:12
|
LL | fn foo2<T: fn(i32)>(_: T) {}
| ^^^^^^^ required by this bound in `foo2`
error: aborting due to 4 previous errors
Some errors have detailed explanations: E0308, E0631.
For more information about an error, try `rustc --explain E0308`.
|
