27 lines
677 B
Rust
27 lines
677 B
Rust
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// run-rustfix
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use std::cmp::Reverse;
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fn id(x: isize) -> isize {
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x
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}
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fn main() {
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let mut vec: Vec<isize> = vec![3, 6, 1, 2, 5];
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// Forward examples
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vec.sort();
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vec.sort_unstable();
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vec.sort_by_key(|&a| (a + 5).abs());
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vec.sort_unstable_by_key(|&a| id(-a));
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// Reverse examples
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vec.sort_by_key(|&b| Reverse(b));
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vec.sort_by_key(|&b| Reverse((b + 5).abs()));
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vec.sort_unstable_by_key(|&b| Reverse(id(-b)));
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// Negative examples (shouldn't be changed)
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let c = &7;
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vec.sort_by(|a, b| (b - a).cmp(&(a - b)));
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vec.sort_by(|_, b| b.cmp(&5));
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vec.sort_by(|_, b| b.cmp(c));
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vec.sort_unstable_by(|a, _| a.cmp(c));
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}
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