mirror of
https://github.com/rust-lang/rust
synced 2024-11-05 20:45:15 +00:00
36 lines
1.5 KiB
Text
36 lines
1.5 KiB
Text
error[E0121]: the placeholder `_` is not allowed within types on item signatures for return types
|
|
--> $DIR/suggest-return-closure.rs:1:17
|
|
|
|
|
LL | fn fn_once() -> _ {
|
|
| ^
|
|
| |
|
|
| not allowed in type signatures
|
|
| help: replace with an appropriate return type: `impl FnOnce()`
|
|
|
|
|
= note: for more information on `Fn` traits and closure types, see https://doc.rust-lang.org/book/ch13-01-closures.html
|
|
|
|
error[E0121]: the placeholder `_` is not allowed within types on item signatures for return types
|
|
--> $DIR/suggest-return-closure.rs:13:16
|
|
|
|
|
LL | fn fn_mut() -> _ {
|
|
| ^
|
|
| |
|
|
| not allowed in type signatures
|
|
| help: replace with an appropriate return type: `impl FnMut(char)`
|
|
|
|
|
= note: for more information on `Fn` traits and closure types, see https://doc.rust-lang.org/book/ch13-01-closures.html
|
|
|
|
error[E0121]: the placeholder `_` is not allowed within types on item signatures for return types
|
|
--> $DIR/suggest-return-closure.rs:25:13
|
|
|
|
|
LL | fn fun() -> _ {
|
|
| ^
|
|
| |
|
|
| not allowed in type signatures
|
|
| help: replace with an appropriate return type: `impl Fn() -> i32`
|
|
|
|
|
= note: for more information on `Fn` traits and closure types, see https://doc.rust-lang.org/book/ch13-01-closures.html
|
|
|
|
error: aborting due to 3 previous errors
|
|
|
|
For more information about this error, try `rustc --explain E0121`.
|