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https://github.com/rust-lang/rust-clippy
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53 lines
1.9 KiB
Text
53 lines
1.9 KiB
Text
error: this range is empty so it will yield no values
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--> $DIR/reversed_empty_ranges_fixable.rs:11:5
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LL | (42..=21).for_each(|x| println!("{}", x));
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| ^^^^^^^^^
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= note: `-D clippy::reversed-empty-ranges` implied by `-D warnings`
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help: consider using the following if you are attempting to iterate over this range in reverse
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LL | (21..=42).rev().for_each(|x| println!("{}", x));
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| ^^^^^^^^^^^^^^^
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error: this range is empty so it will yield no values
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--> $DIR/reversed_empty_ranges_fixable.rs:12:13
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LL | let _ = (ANSWER..21).filter(|x| x % 2 == 0).take(10).collect::<Vec<_>>();
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| ^^^^^^^^^^^^
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help: consider using the following if you are attempting to iterate over this range in reverse
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LL | let _ = (21..ANSWER).rev().filter(|x| x % 2 == 0).take(10).collect::<Vec<_>>();
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| ^^^^^^^^^^^^^^^^^^
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error: this range is empty so it will yield no values
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--> $DIR/reversed_empty_ranges_fixable.rs:14:14
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LL | for _ in -21..=-42 {}
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| ^^^^^^^^^
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help: consider using the following if you are attempting to iterate over this range in reverse
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LL | for _ in (-42..=-21).rev() {}
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| ^^^^^^^^^^^^^^^^^
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error: this range is empty so it will yield no values
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--> $DIR/reversed_empty_ranges_fixable.rs:15:14
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LL | for _ in 42u32..21u32 {}
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| ^^^^^^^^^^^^
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help: consider using the following if you are attempting to iterate over this range in reverse
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LL | for _ in (21u32..42u32).rev() {}
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| ^^^^^^^^^^^^^^^^^^^^
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error: this range is empty and using it to index a slice will always yield an empty slice
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--> $DIR/reversed_empty_ranges_fixable.rs:17:18
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LL | let _ = &arr[3..3];
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| ----^^^^- help: if you want an empty slice, use: `[] as &[i32]`
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error: aborting due to 5 previous errors
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