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