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Zihan
56194654c6
changelog: [`filter_next`]: suggest replacing `filter().next_back()` with `rfind()` for `DoubleEndedIterator` Signed-off-by: Zihan <zihanli0822@gmail.com>
24 lines
1.2 KiB
Plaintext
24 lines
1.2 KiB
Plaintext
error: called `filter(..).next()` on an `Iterator`. This is more succinctly expressed by calling `.find(..)` instead
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--> tests/ui/methods_fixable.rs:9:13
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LL | let _ = v.iter().filter(|&x| *x < 0).next();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `v.iter().find(|&x| *x < 0)`
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= note: `-D clippy::filter-next` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::filter_next)]`
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error: called `filter(..).next_back()` on an `DoubleEndedIterator`. This is more succinctly expressed by calling `.rfind(..)` instead
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--> tests/ui/methods_fixable.rs:12:13
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LL | let _ = v.iter().filter(|&x| *x < 0).next_back();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `v.iter().rfind(|&x| *x < 0)`
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error: called `filter(..).next_back()` on an `DoubleEndedIterator`. This is more succinctly expressed by calling `.rfind(..)` instead
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--> tests/ui/methods_fixable.rs:18:13
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LL | let _ = vec![1].into_iter().filter(|&x| x < 0).next_back();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `vec![1].into_iter().rfind(|&x| x < 0)`
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error: aborting due to 3 previous errors
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