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https://github.com/rust-lang/rust-clippy
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c051656c83
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.
40 lines
1.3 KiB
Text
40 lines
1.3 KiB
Text
error: unnecessary use of `splitn`
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--> $DIR/needless_splitn.rs:15:13
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LL | let _ = str.splitn(2, '=').next();
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| ^^^^^^^^^^^^^^^^^^ help: try this: `str.split('=')`
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= note: `-D clippy::needless-splitn` implied by `-D warnings`
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error: unnecessary use of `splitn`
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--> $DIR/needless_splitn.rs:16:13
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LL | let _ = str.splitn(2, '=').nth(0);
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| ^^^^^^^^^^^^^^^^^^ help: try this: `str.split('=')`
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error: unnecessary use of `splitn`
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--> $DIR/needless_splitn.rs:19:18
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LL | let (_, _) = str.splitn(3, '=').next_tuple().unwrap();
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| ^^^^^^^^^^^^^^^^^^ help: try this: `str.split('=')`
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error: unnecessary use of `rsplitn`
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--> $DIR/needless_splitn.rs:22:13
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LL | let _ = str.rsplitn(2, '=').next();
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| ^^^^^^^^^^^^^^^^^^^ help: try this: `str.rsplit('=')`
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error: unnecessary use of `rsplitn`
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--> $DIR/needless_splitn.rs:23:13
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LL | let _ = str.rsplitn(2, '=').nth(0);
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| ^^^^^^^^^^^^^^^^^^^ help: try this: `str.rsplit('=')`
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error: unnecessary use of `rsplitn`
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--> $DIR/needless_splitn.rs:26:18
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LL | let (_, _) = str.rsplitn(3, '=').next_tuple().unwrap();
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| ^^^^^^^^^^^^^^^^^^^ help: try this: `str.rsplit('=')`
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error: aborting due to 6 previous errors
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