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