mirror of
https://github.com/rust-lang/rust-clippy
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179 lines
7.4 KiB
Text
179 lines
7.4 KiB
Text
error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:18:23
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LL | fn foo<T: Default>(v: Vec<T>, w: Vec<T>, mut x: Vec<T>, y: Vec<T>) -> Vec<T> {
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| ^^^^^^ help: consider changing the type to: `&[T]`
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= note: `-D clippy::needless-pass-by-value` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::needless_pass_by_value)]`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:34:11
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LL | fn bar(x: String, y: Wrapper) {
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| ^^^^^^ help: consider changing the type to: `&str`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:34:22
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LL | fn bar(x: String, y: Wrapper) {
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| ^^^^^^^ help: consider taking a reference instead: `&Wrapper`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:42:71
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LL | fn test_borrow_trait<T: Borrow<str>, U: AsRef<str>, V>(t: T, u: U, v: V) {
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| ^ help: consider taking a reference instead: `&V`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:55:18
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LL | fn test_match(x: Option<Option<String>>, y: Option<Option<String>>) {
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| ^^^^^^^^^^^^^^^^^^^^^^ help: consider taking a reference instead: `&Option<Option<String>>`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:69:24
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LL | fn test_destructure(x: Wrapper, y: Wrapper, z: Wrapper) {
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| ^^^^^^^ help: consider taking a reference instead: `&Wrapper`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:69:36
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LL | fn test_destructure(x: Wrapper, y: Wrapper, z: Wrapper) {
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| ^^^^^^^ help: consider taking a reference instead: `&Wrapper`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:87:49
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LL | fn test_blanket_ref<T: Foo, S: Serialize>(_foo: T, _serializable: S) {}
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| ^ help: consider taking a reference instead: `&T`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:90:18
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LL | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
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| ^^^^^^ help: consider taking a reference instead: `&String`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:90:29
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LL | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
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| ^^^^^^
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help: consider changing the type to
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LL | fn issue_2114(s: String, t: &str, u: Vec<i32>, v: Vec<i32>) {
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| ~~~~
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help: change `t.clone()` to
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LL | let _ = t.to_string();
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| ~~~~~~~~~~~~~
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:90:40
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LL | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
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| ^^^^^^^^ help: consider taking a reference instead: `&Vec<i32>`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:90:53
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LL | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
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| ^^^^^^^^
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help: consider changing the type to
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LL | fn issue_2114(s: String, t: String, u: Vec<i32>, v: &[i32]) {
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| ~~~~~~
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help: change `v.clone()` to
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LL | let _ = v.to_owned();
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| ~~~~~~~~~~~~
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:107:12
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LL | s: String,
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| ^^^^^^ help: consider changing the type to: `&str`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:109:12
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LL | t: String,
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| ^^^^^^ help: consider taking a reference instead: `&String`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:119:23
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LL | fn baz(&self, _u: U, _s: Self) {}
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| ^ help: consider taking a reference instead: `&U`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:119:30
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LL | fn baz(&self, _u: U, _s: Self) {}
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| ^^^^ help: consider taking a reference instead: `&Self`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:143:24
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LL | fn bar_copy(x: u32, y: CopyWrapper) {
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| ^^^^^^^^^^^ help: consider taking a reference instead: `&CopyWrapper`
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help: consider marking this type as `Copy`
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--> tests/ui/needless_pass_by_value.rs:141:1
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LL | struct CopyWrapper(u32);
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| ^^^^^^^^^^^^^^^^^^
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:150:29
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LL | fn test_destructure_copy(x: CopyWrapper, y: CopyWrapper, z: CopyWrapper) {
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| ^^^^^^^^^^^ help: consider taking a reference instead: `&CopyWrapper`
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help: consider marking this type as `Copy`
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--> tests/ui/needless_pass_by_value.rs:141:1
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LL | struct CopyWrapper(u32);
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| ^^^^^^^^^^^^^^^^^^
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:150:45
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LL | fn test_destructure_copy(x: CopyWrapper, y: CopyWrapper, z: CopyWrapper) {
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| ^^^^^^^^^^^ help: consider taking a reference instead: `&CopyWrapper`
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help: consider marking this type as `Copy`
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--> tests/ui/needless_pass_by_value.rs:141:1
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LL | struct CopyWrapper(u32);
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| ^^^^^^^^^^^^^^^^^^
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:150:61
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LL | fn test_destructure_copy(x: CopyWrapper, y: CopyWrapper, z: CopyWrapper) {
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| ^^^^^^^^^^^ help: consider taking a reference instead: `&CopyWrapper`
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help: consider marking this type as `Copy`
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--> tests/ui/needless_pass_by_value.rs:141:1
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LL | struct CopyWrapper(u32);
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| ^^^^^^^^^^^^^^^^^^
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:165:40
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LL | fn some_fun<'b, S: Bar<'b, ()>>(_item: S) {}
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| ^ help: consider taking a reference instead: `&S`
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error: this argument is passed by value, but not consumed in the function body
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--> tests/ui/needless_pass_by_value.rs:171:20
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LL | fn more_fun(_item: impl Club<'static, i32>) {}
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| ^^^^^^^^^^^^^^^^^^^^^^^ help: consider taking a reference instead: `&impl Club<'static, i32>`
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error: aborting due to 22 previous errors
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