| error[E0606]: casting `&'static str` as `bool` is invalid |
| --> $DIR/issue-106883-is-empty.rs:14:13 |
| | |
| LL | let _ = "foo" as bool; |
| | ^^^^^^^^^^^^^ |
| | |
| help: consider using the `is_empty` method on `&'static str` to determine if it contains anything |
| | |
| LL | let _ = !"foo".is_empty(); |
| | + ~~~~~~~~~~~ |
| |
| error[E0605]: non-primitive cast: `String` as `bool` |
| --> $DIR/issue-106883-is-empty.rs:17:13 |
| | |
| LL | let _ = String::from("foo") as bool; |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ an `as` expression can only be used to convert between primitive types or to coerce to a specific trait object |
| | |
| note: this expression `Deref`s to `str` which implements `is_empty` |
| --> $DIR/issue-106883-is-empty.rs:17:13 |
| | |
| LL | let _ = String::from("foo") as bool; |
| | ^^^^^^^^^^^^^^^^^^^ |
| help: consider using the `is_empty` method on `String` to determine if it contains anything |
| | |
| LL | let _ = !String::from("foo").is_empty(); |
| | + ~~~~~~~~~~~ |
| |
| error[E0605]: non-primitive cast: `Foo` as `bool` |
| --> $DIR/issue-106883-is-empty.rs:20:13 |
| | |
| LL | let _ = Foo as bool; |
| | ^^^^^^^^^^^ an `as` expression can only be used to convert between primitive types or to coerce to a specific trait object |
| | |
| note: this expression `Deref`s to `[u8]` which implements `is_empty` |
| --> $DIR/issue-106883-is-empty.rs:20:13 |
| | |
| LL | let _ = Foo as bool; |
| | ^^^ |
| help: consider using the `is_empty` method on `Foo` to determine if it contains anything |
| | |
| LL | let _ = !Foo.is_empty(); |
| | + ~~~~~~~~~~~ |
| |
| error[E0606]: casting `&[i32]` as `bool` is invalid |
| --> $DIR/issue-106883-is-empty.rs:25:5 |
| | |
| LL | bar as bool |
| | ^^^^^^^^^^^ |
| | |
| help: consider using the `is_empty` method on `&[i32]` to determine if it contains anything |
| | |
| LL | !bar.is_empty() |
| | + ~~~~~~~~~~~ |
| |
| error: aborting due to 4 previous errors |
| |
| Some errors have detailed explanations: E0605, E0606. |
| For more information about an error, try `rustc --explain E0605`. |