rust/tests/ui/needless_splitn.fixed
surechen c051656c83 fixes: #7889
1. Fix the problem of manual_split_once changing the original behavior.
2. Add a new lint needless_splitn.

changelog: Fix the problem of manual_split_once changing the original behavior and add a new lint needless_splitn.
2021-11-17 08:38:45 +08:00

28 lines
815 B
Rust

// run-rustfix
// edition:2018
#![feature(custom_inner_attributes)]
#![warn(clippy::needless_splitn)]
#![allow(clippy::iter_skip_next, clippy::iter_nth_zero, clippy::manual_split_once)]
extern crate itertools;
#[allow(unused_imports)]
use itertools::Itertools;
fn main() {
let str = "key=value=end";
let _ = str.split('=').next();
let _ = str.split('=').nth(0);
let _ = str.splitn(2, '=').nth(1);
let (_, _) = str.splitn(2, '=').next_tuple().unwrap();
let (_, _) = str.split('=').next_tuple().unwrap();
let _: Vec<&str> = str.splitn(3, '=').collect();
let _ = str.rsplit('=').next();
let _ = str.rsplit('=').nth(0);
let _ = str.rsplitn(2, '=').nth(1);
let (_, _) = str.rsplitn(2, '=').next_tuple().unwrap();
let (_, _) = str.rsplit('=').next_tuple().unwrap();
}