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https://github.com/rust-lang/rust-clippy
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44 lines
1.7 KiB
Text
44 lines
1.7 KiB
Text
error: unnecessary map of the identity function
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--> $DIR/map_identity.rs:7:47
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LL | let _: Vec<_> = x.iter().map(not_identity).map(|x| return x).collect();
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| ^^^^^^^^^^^^^^^^^^ help: remove the call to `map`
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= note: `-D clippy::map-identity` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::map_identity)]`
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error: unnecessary map of the identity function
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--> $DIR/map_identity.rs:8:57
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LL | let _: Vec<_> = x.iter().map(std::convert::identity).map(|y| y).collect();
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| ^^^^^^^^^^^ help: remove the call to `map`
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error: unnecessary map of the identity function
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--> $DIR/map_identity.rs:8:29
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LL | let _: Vec<_> = x.iter().map(std::convert::identity).map(|y| y).collect();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the call to `map`
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error: unnecessary map of the identity function
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--> $DIR/map_identity.rs:9:32
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LL | let _: Option<u8> = Some(3).map(|x| x);
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| ^^^^^^^^^^^ help: remove the call to `map`
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error: unnecessary map of the identity function
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--> $DIR/map_identity.rs:10:36
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LL | let _: Result<i8, f32> = Ok(-3).map(|x| {
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| ____________________________________^
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LL | | return x;
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LL | | });
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| |______^ help: remove the call to `map`
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error: unnecessary map of the identity function
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--> $DIR/map_identity.rs:20:36
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LL | let _: Result<u32, u32> = Ok(1).map_err(|a| a);
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| ^^^^^^^^^^^^^^^ help: remove the call to `map_err`
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error: aborting due to 6 previous errors
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