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39 lines
1.5 KiB
Plaintext
39 lines
1.5 KiB
Plaintext
error[E0631]: type mismatch in closure arguments
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--> $DIR/closure-arg-type-mismatch-issue-45727.rs:3:24
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LL | let _ = (-10..=10).find(|x: i32| x.signum() == 0);
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| ^^^^ -------- found signature defined here
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| expected due to this
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= note: expected closure signature `for<'a> fn(&'a {integer}) -> _`
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found closure signature `fn(i32) -> _`
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note: required by a bound in `find`
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--> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
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help: consider adjusting the signature so it borrows its argument
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LL | let _ = (-10..=10).find(|x: &i32| x.signum() == 0);
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| +
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error[E0631]: type mismatch in closure arguments
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--> $DIR/closure-arg-type-mismatch-issue-45727.rs:4:24
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LL | let _ = (-10..=10).find(|x: &&&i32| x.signum() == 0);
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| ^^^^ ----------- found signature defined here
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| |
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| expected due to this
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= note: expected closure signature `for<'a> fn(&'a {integer}) -> _`
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found closure signature `fn(&&&i32) -> _`
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note: required by a bound in `find`
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--> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
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help: consider adjusting the signature so it does not borrow its argument
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LL - let _ = (-10..=10).find(|x: &&&i32| x.signum() == 0);
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LL + let _ = (-10..=10).find(|x: &i32| x.signum() == 0);
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0631`.
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