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31 lines
1.1 KiB
Text
31 lines
1.1 KiB
Text
error[E0596]: cannot borrow `x` as mutable, as it is a captured variable in a `Fn` closure
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--> $DIR/issue-21600.rs:14:20
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LL | fn call_it<F>(f: F) where F: Fn() { f(); }
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| - change this to accept `FnMut` instead of `Fn`
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...
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LL | call_it(|| x.gen_mut());
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| ------- -- ^ cannot borrow as mutable
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| | |
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| | in this closure
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| expects `Fn` instead of `FnMut`
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error[E0596]: cannot borrow `x` as mutable, as it is a captured variable in a `Fn` closure
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--> $DIR/issue-21600.rs:14:17
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LL | fn call_it<F>(f: F) where F: Fn() { f(); }
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| - change this to accept `FnMut` instead of `Fn`
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...
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LL | call_it(|| {
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| ------- -- in this closure
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| |
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| expects `Fn` instead of `FnMut`
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LL | call_it(|| x.gen());
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LL | call_it(|| x.gen_mut());
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| ^^ - mutable borrow occurs due to use of `x` in closure
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| cannot borrow as mutable
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0596`.
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