rust/tests/ui/indexing/indexing-requires-a-uint.stderr
Esteban Küber 7b9105dd88 Trim output of E0277 in some cases
Remove default note for "trait is not implemented" in favor of the
more colorful diff output from the previous commit. Removes
duplicated output.
2024-11-02 03:08:04 +00:00

36 lines
1.3 KiB
Plaintext

error[E0277]: the type `[{integer}]` cannot be indexed by `u8`
--> $DIR/indexing-requires-a-uint.rs:6:9
|
LL | [0][0u8];
| ^^^ slice indices are of type `usize` or ranges of `usize`
|
= help: the trait `SliceIndex<[{integer}]>` is not implemented for `u8`
but it is implemented for `usize`
= help: for that trait implementation, expected `usize`, found `u8`
= note: required for `[{integer}]` to implement `Index<u8>`
= note: 1 redundant requirement hidden
= note: required for `[{integer}; 1]` to implement `Index<u8>`
error[E0308]: mismatched types
--> $DIR/indexing-requires-a-uint.rs:12:18
|
LL | bar::<isize>(i); // i should not be re-coerced back to an isize
| ------------ ^ expected `isize`, found `usize`
| |
| arguments to this function are incorrect
|
note: function defined here
--> $DIR/indexing-requires-a-uint.rs:5:8
|
LL | fn bar<T>(_: T) {}
| ^^^ ----
help: you can convert a `usize` to an `isize` and panic if the converted value doesn't fit
|
LL | bar::<isize>(i.try_into().unwrap()); // i should not be re-coerced back to an isize
| ++++++++++++++++++++
error: aborting due to 2 previous errors
Some errors have detailed explanations: E0277, E0308.
For more information about an error, try `rustc --explain E0277`.