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https://github.com/rust-lang/rust-clippy
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21 lines
684 B
Text
21 lines
684 B
Text
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error: using `Option.and_then(Some)`, which is a no-op
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--> $DIR/option_and_then_some.rs:8:13
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LL | let _ = x.and_then(Some);
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| ^^^^^^^^^^^^^^^^ help: use the expression directly: `x`
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note: lint level defined here
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--> $DIR/option_and_then_some.rs:2:9
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LL | #![deny(clippy::option_and_then_some)]
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: using `Option.and_then(|x| Some(y))`, which is more succinctly expressed as `map(|x| y)`
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--> $DIR/option_and_then_some.rs:9:13
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LL | let _ = x.and_then(|o| Some(o + 1));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `x.map(|o| o + 1)`
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error: aborting due to 2 previous errors
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