mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-24 21:53:23 +00:00
56 lines
1.8 KiB
Rust
56 lines
1.8 KiB
Rust
// run-rustfix
|
|
|
|
#![feature(custom_inner_attributes)]
|
|
#![warn(clippy::manual_split_once)]
|
|
#![allow(clippy::iter_skip_next, clippy::iter_nth_zero, clippy::needless_splitn)]
|
|
|
|
extern crate itertools;
|
|
|
|
#[allow(unused_imports)]
|
|
use itertools::Itertools;
|
|
|
|
fn main() {
|
|
let _ = "key=value".splitn(2, '=').next();
|
|
let _ = "key=value".splitn(2, '=').nth(2);
|
|
let _ = "key=value".splitn(2, '=').next().unwrap();
|
|
let _ = "key=value".splitn(2, '=').nth(0).unwrap();
|
|
let _ = "key=value".splitn(2, '=').nth(1).unwrap();
|
|
let _ = "key=value".splitn(2, '=').skip(1).next().unwrap();
|
|
let (_, _) = "key=value".splitn(2, '=').next_tuple().unwrap();
|
|
|
|
let s = String::from("key=value");
|
|
let _ = s.splitn(2, '=').next().unwrap();
|
|
|
|
let s = Box::<str>::from("key=value");
|
|
let _ = s.splitn(2, '=').nth(0).unwrap();
|
|
|
|
let s = &"key=value";
|
|
let _ = s.splitn(2, '=').skip(0).next().unwrap();
|
|
|
|
fn _f(s: &str) -> Option<&str> {
|
|
let _ = s.splitn(2, "key=value").next()?;
|
|
let _ = s.splitn(2, "key=value").nth(1)?;
|
|
let _ = s.splitn(2, "key=value").skip(1).next()?;
|
|
None
|
|
}
|
|
|
|
// Don't lint, slices don't have `split_once`
|
|
let _ = [0, 1, 2].splitn(2, |&x| x == 1).nth(1).unwrap();
|
|
|
|
// `rsplitn` gives the results in the reverse order of `rsplit_once`
|
|
let _ = "key=value".rsplitn(2, '=').next().unwrap();
|
|
let _ = "key=value".rsplitn(2, '=').nth(1).unwrap();
|
|
let _ = "key=value".rsplitn(2, '=').nth(0);
|
|
let (_, _) = "key=value".rsplitn(2, '=').next_tuple().unwrap();
|
|
}
|
|
|
|
fn _msrv_1_51() {
|
|
#![clippy::msrv = "1.51"]
|
|
// `str::split_once` was stabilized in 1.16. Do not lint this
|
|
let _ = "key=value".splitn(2, '=').nth(1).unwrap();
|
|
}
|
|
|
|
fn _msrv_1_52() {
|
|
#![clippy::msrv = "1.52"]
|
|
let _ = "key=value".splitn(2, '=').nth(1).unwrap();
|
|
}
|