57 lines
2.1 KiB
Plaintext
57 lines
2.1 KiB
Plaintext
error[E0521]: borrowed data escapes outside of closure
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--> $DIR/expect-region-supply-region.rs:18:9
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LL | let mut f: Option<&u32> = None;
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| ----- `f` declared here, outside of the closure body
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LL | closure_expecting_bound(|x| {
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| - `x` is a reference that is only valid in the closure body
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LL | f = Some(x);
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| ^^^^^^^^^^^ `x` escapes the closure body here
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error[E0521]: borrowed data escapes outside of closure
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--> $DIR/expect-region-supply-region.rs:28:9
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LL | let mut f: Option<&u32> = None;
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| ----- `f` declared here, outside of the closure body
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LL | closure_expecting_bound(|x: &u32| {
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| - `x` is a reference that is only valid in the closure body
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LL | f = Some(x);
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| ^^^^^^^^^^^ `x` escapes the closure body here
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error: lifetime may not live long enough
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--> $DIR/expect-region-supply-region.rs:37:30
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LL | fn expect_bound_supply_named<'x>() {
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| -- lifetime `'x` defined here
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...
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LL | closure_expecting_bound(|x: &'x u32| {
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| ^ - let's call the lifetime of this reference `'1`
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| |
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| requires that `'1` must outlive `'x`
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error[E0521]: borrowed data escapes outside of closure
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--> $DIR/expect-region-supply-region.rs:42:9
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LL | let mut f: Option<&u32> = None;
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| ----- `f` declared here, outside of the closure body
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...
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LL | closure_expecting_bound(|x: &'x u32| {
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| - `x` is a reference that is only valid in the closure body
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...
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LL | f = Some(x);
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| ^^^^^^^^^^^ `x` escapes the closure body here
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error: lifetime may not live long enough
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--> $DIR/expect-region-supply-region.rs:37:30
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LL | fn expect_bound_supply_named<'x>() {
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| -- lifetime `'x` defined here
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...
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LL | closure_expecting_bound(|x: &'x u32| {
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| ^ requires that `'x` must outlive `'static`
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= help: consider replacing `'x` with `'static`
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error: aborting due to 5 previous errors
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