| #![warn(clippy::stable_sort_primitive)] |
| #![allow(clippy::useless_vec)] |
| |
| fn main() { |
| // positive examples |
| let mut vec = vec![1, 3, 2]; |
| vec.sort_unstable(); |
| let mut vec = vec![false, false, true]; |
| vec.sort_unstable(); |
| let mut vec = vec!['a', 'A', 'c']; |
| vec.sort_unstable(); |
| let mut vec = vec!["ab", "cd", "ab", "bc"]; |
| vec.sort_unstable(); |
| let mut vec = vec![(2, 1), (1, 2), (2, 5)]; |
| vec.sort_unstable(); |
| let mut vec = vec![[2, 1], [1, 2], [2, 5]]; |
| vec.sort_unstable(); |
| let mut arr = [1, 3, 2]; |
| arr.sort_unstable(); |
| // Negative examples: behavior changes if made unstable |
| let mut vec = vec![1, 3, 2]; |
| vec.sort_by_key(|i| i / 2); |
| vec.sort_by(|&a, &b| (a + b).cmp(&b)); |
| // negative examples - Not of a primitive type |
| let mut vec_of_complex = vec![String::from("hello"), String::from("world!")]; |
| vec_of_complex.sort(); |
| vec_of_complex.sort_by_key(String::len); |
| let mut vec = vec![(String::from("hello"), String::from("world"))]; |
| vec.sort(); |
| let mut vec = vec![[String::from("hello"), String::from("world")]]; |
| vec.sort(); |
| } |