rust/tests/ui/ptr_arg.stderr

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error: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
--> $DIR/ptr_arg.rs:18:14
|
18 | fn do_vec(x: &Vec<i64>) {
| ^^^^^^^^^ help: change this to: `&[i64]`
|
= note: `-D clippy::ptr-arg` implied by `-D warnings`
error: writing `&String` instead of `&str` involves a new object where a slice will do.
--> $DIR/ptr_arg.rs:26:14
|
26 | fn do_str(x: &String) {
| ^^^^^^^ help: change this to: `&str`
error: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
--> $DIR/ptr_arg.rs:39:18
|
39 | fn do_vec(x: &Vec<i64>);
| ^^^^^^^^^ help: change this to: `&[i64]`
error: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
--> $DIR/ptr_arg.rs:52:14
|
52 | fn cloned(x: &Vec<u8>) -> Vec<u8> {
| ^^^^^^^^
help: change this to
|
52 | fn cloned(x: &[u8]) -> Vec<u8> {
| ^^^^^
help: change `x.clone()` to
|
53 | let e = x.to_owned();
| ^^^^^^^^^^^^
help: change `x.clone()` to
|
58 | x.to_owned()
|
error: writing `&String` instead of `&str` involves a new object where a slice will do.
--> $DIR/ptr_arg.rs:61:18
|
61 | fn str_cloned(x: &String) -> String {
| ^^^^^^^
help: change this to
|
61 | fn str_cloned(x: &str) -> String {
| ^^^^
help: change `x.clone()` to
|
62 | let a = x.to_string();
| ^^^^^^^^^^^^^
help: change `x.clone()` to
|
63 | let b = x.to_string();
| ^^^^^^^^^^^^^
help: change `x.clone()` to
|
68 | x.to_string()
|
error: writing `&String` instead of `&str` involves a new object where a slice will do.
--> $DIR/ptr_arg.rs:71:44
|
71 | fn false_positive_capacity(x: &Vec<u8>, y: &String) {
| ^^^^^^^
help: change this to
|
71 | fn false_positive_capacity(x: &Vec<u8>, y: &str) {
| ^^^^
help: change `y.clone()` to
|
73 | let b = y.to_string();
| ^^^^^^^^^^^^^
help: change `y.as_str()` to
|
74 | let c = y;
| ^
error: using a reference to `Cow` is not recommended.
--> $DIR/ptr_arg.rs:83:25
|
83 | fn test_cow_with_ref(c: &Cow<[i32]>) {
| ^^^^^^^^^^^ help: change this to: `&[i32]`
error: aborting due to 7 previous errors