mirror of https://github.com/rust-lang/rust
54 lines
2.3 KiB
Plaintext
54 lines
2.3 KiB
Plaintext
error[E0507]: cannot move out of `x`, a captured variable in an `Fn` closure
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--> $DIR/unboxed-closure-illegal-move.rs:15:31
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LL | let x = Box::new(0);
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| - captured outer variable
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LL | let f = to_fn(|| drop(x));
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| -- ^ move occurs because `x` has type `Box<i32>`, which does not implement the `Copy` trait
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| captured by this `Fn` closure
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help: consider cloning the value if the performance cost is acceptable
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LL | let f = to_fn(|| drop(x.clone()));
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| ++++++++
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error[E0507]: cannot move out of `x`, a captured variable in an `FnMut` closure
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--> $DIR/unboxed-closure-illegal-move.rs:19:35
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LL | let x = Box::new(0);
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| - captured outer variable
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LL | let f = to_fn_mut(|| drop(x));
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| -- ^ move occurs because `x` has type `Box<i32>`, which does not implement the `Copy` trait
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| captured by this `FnMut` closure
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help: consider cloning the value if the performance cost is acceptable
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LL | let f = to_fn_mut(|| drop(x.clone()));
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| ++++++++
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error[E0507]: cannot move out of `x`, a captured variable in an `Fn` closure
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--> $DIR/unboxed-closure-illegal-move.rs:28:36
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LL | let x = Box::new(0);
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| - captured outer variable
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LL | let f = to_fn(move || drop(x));
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| ------- ^ move occurs because `x` has type `Box<i32>`, which does not implement the `Copy` trait
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| captured by this `Fn` closure
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error[E0507]: cannot move out of `x`, a captured variable in an `FnMut` closure
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--> $DIR/unboxed-closure-illegal-move.rs:32:40
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LL | let x = Box::new(0);
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| - captured outer variable
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LL | let f = to_fn_mut(move || drop(x));
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| ------- ^ move occurs because `x` has type `Box<i32>`, which does not implement the `Copy` trait
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| captured by this `FnMut` closure
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error: aborting due to 4 previous errors
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For more information about this error, try `rustc --explain E0507`.
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