mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-24 20:13:24 +00:00
36 lines
1.1 KiB
Rust
36 lines
1.1 KiB
Rust
|
// run-rustfix
|
||
|
|
|
||
|
|
#![warn(clippy::search_is_some)]
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
let v = vec![3, 2, 1, 0, -1, -2, -3];
|
||
|
|
let y = &&42;
|
||
|
|
|
||
|
|
// Check `find().is_some()`, single-line case.
|
||
|
|
let _ = v.iter().any(|x| *x < 0);
|
||
|
|
let _ = (0..1).any(|x| **y == x); // one dereference less
|
||
|
|
let _ = (0..1).any(|x| x == 0);
|
||
|
|
let _ = v.iter().any(|x| *x == 0);
|
||
|
|
|
||
|
|
// Check `position().is_some()`, single-line case.
|
||
|
|
let _ = v.iter().any(|&x| x < 0);
|
||
|
|
|
||
|
|
// Check `rposition().is_some()`, single-line case.
|
||
|
|
let _ = v.iter().any(|&x| x < 0);
|
||
|
|
|
||
|
|
let s1 = String::from("hello world");
|
||
|
|
let s2 = String::from("world");
|
||
|
|
// caller of `find()` is a `&`static str`
|
||
|
|
let _ = "hello world".contains("world");
|
||
|
|
let _ = "hello world".contains(&s2);
|
||
|
|
let _ = "hello world".contains(&s2[2..]);
|
||
|
|
// caller of `find()` is a `String`
|
||
|
|
let _ = s1.contains("world");
|
||
|
|
let _ = s1.contains(&s2);
|
||
|
|
let _ = s1.contains(&s2[2..]);
|
||
|
|
// caller of `find()` is slice of `String`
|
||
|
|
let _ = s1[2..].contains("world");
|
||
|
|
let _ = s1[2..].contains(&s2);
|
||
|
|
let _ = s1[2..].contains(&s2[2..]);
|
||
|
|
}
|