mirror of https://github.com/rust-lang/rust
36 lines
1.4 KiB
Plaintext
36 lines
1.4 KiB
Plaintext
error[E0382]: use of moved value: `a`
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--> $DIR/issue-31287-drop-in-guard.rs:7:9
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LL | let a = Some("...".to_owned());
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| - move occurs because `a` has type `Option<String>`, which does not implement the `Copy` trait
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LL | let b = match a {
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LL | Some(_) if { drop(a); false } => None,
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| - value moved here
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LL | x => x,
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| ^ value used here after move
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help: consider cloning the value if the performance cost is acceptable
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LL | Some(_) if { drop(a.clone()); false } => None,
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| ++++++++
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error[E0382]: use of moved value: `a`
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--> $DIR/issue-31287-drop-in-guard.rs:13:9
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LL | let a = Some("...".to_owned());
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| - move occurs because `a` has type `Option<String>`, which does not implement the `Copy` trait
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LL | let b = match a {
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LL | Some(_) if let Some(()) = { drop(a); None } => None,
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| - value moved here
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LL | x => x,
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| ^ value used here after move
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help: consider cloning the value if the performance cost is acceptable
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LL | Some(_) if let Some(()) = { drop(a.clone()); None } => None,
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| ++++++++
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0382`.
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