mirror of
https://github.com/rust-lang/rust-clippy
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45 lines
1.3 KiB
Rust
45 lines
1.3 KiB
Rust
//@edition:2018
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#![warn(clippy::needless_splitn)]
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#![allow(clippy::iter_skip_next, clippy::iter_nth_zero, clippy::manual_split_once)]
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extern crate itertools;
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#[allow(unused_imports)]
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use itertools::Itertools;
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fn main() {
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let str = "key=value=end";
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let _ = str.splitn(2, '=').next();
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let _ = str.splitn(2, '=').nth(0);
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let _ = str.splitn(2, '=').nth(1);
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let (_, _) = str.splitn(2, '=').next_tuple().unwrap();
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let (_, _) = str.splitn(3, '=').next_tuple().unwrap();
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let _: Vec<&str> = str.splitn(3, '=').collect();
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let _ = str.rsplitn(2, '=').next();
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let _ = str.rsplitn(2, '=').nth(0);
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let _ = str.rsplitn(2, '=').nth(1);
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let (_, _) = str.rsplitn(2, '=').next_tuple().unwrap();
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let (_, _) = str.rsplitn(3, '=').next_tuple().unwrap();
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let _ = str.splitn(5, '=').next();
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let _ = str.splitn(5, '=').nth(3);
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let _ = str.splitn(5, '=').nth(4);
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let _ = str.splitn(5, '=').nth(5);
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}
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fn _question_mark(s: &str) -> Option<()> {
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let _ = s.splitn(2, '=').next()?;
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let _ = s.splitn(2, '=').nth(0)?;
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let _ = s.rsplitn(2, '=').next()?;
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let _ = s.rsplitn(2, '=').nth(0)?;
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Some(())
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}
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#[clippy::msrv = "1.51"]
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fn _test_msrv() {
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// `manual_split_once` MSRV shouldn't apply to `needless_splitn`
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let _ = "key=value".splitn(2, '=').nth(0).unwrap();
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}
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