rust/tests/ui/cast/cast-as-bool.stderr

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error[E0054]: cannot cast as `bool`
2018-12-25 15:56:47 +00:00
--> $DIR/cast-as-bool.rs:2:13
|
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LL | let u = 5 as bool;
| ^^^^^^^^^ help: compare with zero instead: `5 != 0`
error[E0054]: cannot cast as `bool`
--> $DIR/cast-as-bool.rs:6:13
|
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LL | let t = (1 + 2) as bool;
| ^^^^^^^^^^^^^^^ help: compare with zero instead: `(1 + 2) != 0`
error[E0606]: casting `&'static str` as `bool` is invalid
--> $DIR/cast-as-bool.rs:10:13
|
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LL | let v = "hello" as bool;
| ^^^^^^^^^^^^^^^
|
help: consider using the `is_empty` method on `&'static str` to determine if it contains anything
|
LL | let v = !"hello".is_empty();
| + ~~~~~~~~~~~
error: aborting due to 3 previous errors
Some errors have detailed explanations: E0054, E0606.
For more information about an error, try `rustc --explain E0054`.