mirror of
https://github.com/rust-lang/rust-clippy
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95 lines
4 KiB
Text
95 lines
4 KiB
Text
error: you are using an explicit closure for copying elements
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--> $DIR/map_clone.rs:13:22
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LL | let _: Vec<i8> = vec![5_i8; 6].iter().map(|x| *x).collect();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `vec![5_i8; 6].iter().copied()`
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= note: `-D clippy::map-clone` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::map_clone)]`
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error: you are using an explicit closure for cloning elements
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--> $DIR/map_clone.rs:14:26
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LL | let _: Vec<String> = vec![String::new()].iter().map(|x| x.clone()).collect();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `cloned` method: `vec![String::new()].iter().cloned()`
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error: you are using an explicit closure for copying elements
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--> $DIR/map_clone.rs:15:23
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LL | let _: Vec<u32> = vec![42, 43].iter().map(|&x| x).collect();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `vec![42, 43].iter().copied()`
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error: you are using an explicit closure for copying elements
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--> $DIR/map_clone.rs:17:26
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LL | let _: Option<u64> = Some(&16).map(|b| *b);
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| ^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `Some(&16).copied()`
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error: you are using an explicit closure for copying elements
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--> $DIR/map_clone.rs:18:25
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LL | let _: Option<u8> = Some(&1).map(|x| x.clone());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `Some(&1).copied()`
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error: you are needlessly cloning iterator elements
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--> $DIR/map_clone.rs:29:29
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LL | let _ = std::env::args().map(|v| v.clone());
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| ^^^^^^^^^^^^^^^^^^^ help: remove the `map` call
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error: you are explicitly cloning with `.map()`
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--> $DIR/map_clone.rs:68:13
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LL | let y = x.map(|x| String::clone(x));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `cloned` method: `x.cloned()`
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error: you are explicitly cloning with `.map()`
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--> $DIR/map_clone.rs:70:13
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LL | let y = x.map(Clone::clone);
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| ^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `cloned` method: `x.cloned()`
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error: you are explicitly cloning with `.map()`
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--> $DIR/map_clone.rs:73:13
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LL | let y = x.map(String::clone);
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| ^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `cloned` method: `x.cloned()`
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error: you are explicitly cloning with `.map()`
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--> $DIR/map_clone.rs:79:13
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LL | let y = x.map(|x| u32::clone(x));
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| ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `x.copied()`
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error: you are explicitly cloning with `.map()`
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--> $DIR/map_clone.rs:82:13
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LL | let y = x.map(|x| Clone::clone(x));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `x.copied()`
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error: you are explicitly cloning with `.map()`
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--> $DIR/map_clone.rs:94:13
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LL | let y = x.map(|x| String::clone(x));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `cloned` method: `x.cloned()`
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error: you are explicitly cloning with `.map()`
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--> $DIR/map_clone.rs:97:13
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LL | let y = x.map(|x| Clone::clone(x));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `cloned` method: `x.cloned()`
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error: you are explicitly cloning with `.map()`
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--> $DIR/map_clone.rs:103:13
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LL | let y = x.map(|x| u32::clone(x));
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| ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `x.copied()`
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error: you are explicitly cloning with `.map()`
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--> $DIR/map_clone.rs:106:13
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LL | let y = x.map(|x| Clone::clone(x));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider calling the dedicated `copied` method: `x.copied()`
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error: aborting due to 15 previous errors
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