rust-clippy/tests/ui/needless_pass_by_value.stderr
2017-11-20 07:47:28 +00:00

126 lines
5 KiB
Text

error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:12:23
|
12 | fn foo<T: Default>(v: Vec<T>, w: Vec<T>, mut x: Vec<T>, y: Vec<T>) -> Vec<T> {
| ^^^^^^ help: consider changing the type to: `&[T]`
|
= note: `-D needless-pass-by-value` implied by `-D warnings`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:26:11
|
26 | fn bar(x: String, y: Wrapper) {
| ^^^^^^ help: consider changing the type to: `&str`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:26:22
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26 | fn bar(x: String, y: Wrapper) {
| ^^^^^^^ help: consider taking a reference instead: `&Wrapper`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:32:71
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32 | fn test_borrow_trait<T: Borrow<str>, U: AsRef<str>, V>(t: T, u: U, v: V) {
| ^ help: consider taking a reference instead: `&V`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:44:18
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44 | fn test_match(x: Option<Option<String>>, y: Option<Option<String>>) {
| ^^^^^^^^^^^^^^^^^^^^^^
help: consider taking a reference instead
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44 | fn test_match(x: &Option<Option<String>>, y: Option<Option<String>>) {
45 | match *x {
|
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:57:24
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57 | fn test_destructure(x: Wrapper, y: Wrapper, z: Wrapper) {
| ^^^^^^^ help: consider taking a reference instead: `&Wrapper`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:57:36
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57 | fn test_destructure(x: Wrapper, y: Wrapper, z: Wrapper) {
| ^^^^^^^
help: consider taking a reference instead
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57 | fn test_destructure(x: Wrapper, y: &Wrapper, z: Wrapper) {
58 | let Wrapper(s) = z; // moved
59 | let Wrapper(ref t) = *y; // not moved
60 | let Wrapper(_) = *y; // still not moved
|
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:73:49
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73 | fn test_blanket_ref<T: Foo, S: Serialize>(_foo: T, _serializable: S) {}
| ^ help: consider taking a reference instead: `&T`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:75:18
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75 | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
| ^^^^^^ help: consider taking a reference instead: `&String`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:75:29
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75 | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
| ^^^^^^
help: consider changing the type to
|
75 | fn issue_2114(s: String, t: &str, u: Vec<i32>, v: Vec<i32>) {
| ^^^^
help: change `t.clone()` to
|
77 | let _ = t.to_string();
| ^^^^^^^^^^^^^
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:75:40
|
75 | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
| ^^^^^^^^ help: consider taking a reference instead: `&Vec<i32>`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:75:53
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75 | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
| ^^^^^^^^
help: consider changing the type to
|
75 | fn issue_2114(s: String, t: String, u: Vec<i32>, v: &[i32]) {
| ^^^^^^
help: change `v.clone()` to
|
79 | let _ = v.to_owned();
| ^^^^^^^^^^^^
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:87:12
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87 | s: String,
| ^^^^^^ help: consider changing the type to: `&str`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:88:12
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88 | t: String,
| ^^^^^^ help: consider taking a reference instead: `&String`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:100:13
|
100 | _u: U,
| ^ help: consider taking a reference instead: `&U`
error: this argument is passed by value, but not consumed in the function body
--> $DIR/needless_pass_by_value.rs:101:13
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101 | _s: Self,
| ^^^^ help: consider taking a reference instead: `&Self`