rust-clippy/clippy_tests/examples/min_max.rs

34 lines
602 B
Rust
Raw Normal View History

2015-09-05 10:46:34 +00:00
#![feature(plugin)]
#![plugin(clippy)]
#![warn(clippy)]
2015-09-05 10:46:34 +00:00
use std::cmp::{min, max};
use std::cmp::min as my_min;
use std::cmp::max as my_max;
2015-09-05 10:46:34 +00:00
2015-09-05 14:24:41 +00:00
const LARGE : usize = 3;
2015-09-05 10:46:34 +00:00
fn main() {
let x;
x = 2usize;
2017-02-08 13:58:07 +00:00
min(1, max(3, x));
min(max(3, x), 1);
max(min(x, 1), 3);
max(3, min(x, 1));
2015-09-05 10:46:34 +00:00
2017-02-08 13:58:07 +00:00
my_max(3, my_min(x, 1));
2015-09-05 10:46:34 +00:00
min(3, max(1, x)); // ok, could be 1, 2 or 3 depending on x
2015-09-05 14:24:41 +00:00
min(1, max(LARGE, x)); // no error, we don't lookup consts here
2015-09-05 10:46:34 +00:00
let s;
s = "Hello";
2017-02-08 13:58:07 +00:00
min("Apple", max("Zoo", s));
max(min(s, "Apple"), "Zoo");
2015-09-05 10:46:34 +00:00
max("Apple", min(s, "Zoo")); // ok
}