rust-clippy/tests/ui/manual_split_once.stderr

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Text

error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:14:13
|
LL | let _ = "key=value".splitn(2, '=').nth(1).unwrap();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `"key=value".split_once('=').unwrap().1`
|
= note: `-D clippy::manual-split-once` implied by `-D warnings`
error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:15:13
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LL | let _ = "key=value".splitn(2, '=').skip(1).next().unwrap();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `"key=value".split_once('=').unwrap().1`
error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:16:18
|
LL | let (_, _) = "key=value".splitn(2, '=').next_tuple().unwrap();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `"key=value".split_once('=')`
error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:19:13
|
LL | let _ = s.splitn(2, '=').nth(1).unwrap();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `s.split_once('=').unwrap().1`
error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:22:13
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LL | let _ = s.splitn(2, '=').nth(1).unwrap();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `s.split_once('=').unwrap().1`
error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:25:13
|
LL | let _ = s.splitn(2, '=').skip(1).next().unwrap();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `s.split_once('=').unwrap().1`
error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:28:17
|
LL | let _ = s.splitn(2, '=').nth(1)?;
| ^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `s.split_once('=')?.1`
error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:29:17
|
LL | let _ = s.splitn(2, '=').skip(1).next()?;
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `s.split_once('=')?.1`
error: manual implementation of `rsplit_once`
--> $DIR/manual_split_once.rs:30:17
|
LL | let _ = s.rsplitn(2, '=').nth(1)?;
| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `s.rsplit_once('=')?.0`
error: manual implementation of `rsplit_once`
--> $DIR/manual_split_once.rs:31:17
|
LL | let _ = s.rsplitn(2, '=').skip(1).next()?;
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `s.rsplit_once('=')?.0`
error: manual implementation of `rsplit_once`
--> $DIR/manual_split_once.rs:39:13
|
LL | let _ = "key=value".rsplitn(2, '=').nth(1).unwrap();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `"key=value".rsplit_once('=').unwrap().0`
error: manual implementation of `rsplit_once`
--> $DIR/manual_split_once.rs:40:18
|
LL | let (_, _) = "key=value".rsplitn(2, '=').next_tuple().unwrap();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `"key=value".rsplit_once('=').map(|(x, y)| (y, x))`
error: manual implementation of `rsplit_once`
--> $DIR/manual_split_once.rs:41:13
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LL | let _ = s.rsplitn(2, '=').nth(1);
| ^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `s.rsplit_once('=').map(|x| x.0)`
error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:45:5
|
LL | let mut iter = "a.b.c".splitn(2, '.');
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | let l = iter.next().unwrap();
| ----------------------------- first usage here
LL | let r = iter.next().unwrap();
| ----------------------------- second usage here
|
help: try `split_once`
|
LL | let (l, r) = "a.b.c".split_once('.').unwrap();
|
help: remove the `iter` usages
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LL - let l = iter.next().unwrap();
LL +
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help: remove the `iter` usages
|
LL - let r = iter.next().unwrap();
LL +
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error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:49:5
|
LL | let mut iter = "a.b.c".splitn(2, '.');
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | let l = iter.next()?;
| --------------------- first usage here
LL | let r = iter.next()?;
| --------------------- second usage here
|
help: try `split_once`
|
LL | let (l, r) = "a.b.c".split_once('.')?;
|
help: remove the `iter` usages
|
LL - let l = iter.next()?;
LL +
|
help: remove the `iter` usages
|
LL - let r = iter.next()?;
LL +
|
error: manual implementation of `rsplit_once`
--> $DIR/manual_split_once.rs:53:5
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LL | let mut iter = "a.b.c".rsplitn(2, '.');
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | let r = iter.next().unwrap();
| ----------------------------- first usage here
LL | let l = iter.next().unwrap();
| ----------------------------- second usage here
|
help: try `rsplit_once`
|
LL | let (l, r) = "a.b.c".rsplit_once('.').unwrap();
|
help: remove the `iter` usages
|
LL - let r = iter.next().unwrap();
LL +
|
help: remove the `iter` usages
|
LL - let l = iter.next().unwrap();
LL +
|
error: manual implementation of `rsplit_once`
--> $DIR/manual_split_once.rs:57:5
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LL | let mut iter = "a.b.c".rsplitn(2, '.');
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | let r = iter.next()?;
| --------------------- first usage here
LL | let l = iter.next()?;
| --------------------- second usage here
|
help: try `rsplit_once`
|
LL | let (l, r) = "a.b.c".rsplit_once('.')?;
|
help: remove the `iter` usages
|
LL - let r = iter.next()?;
LL +
|
help: remove the `iter` usages
|
LL - let l = iter.next()?;
LL +
|
error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:142:13
|
LL | let _ = "key=value".splitn(2, '=').nth(1).unwrap();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `"key=value".split_once('=').unwrap().1`
error: manual implementation of `split_once`
--> $DIR/manual_split_once.rs:144:5
|
LL | let mut iter = "a.b.c".splitn(2, '.');
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | let a = iter.next().unwrap();
| ----------------------------- first usage here
LL | let b = iter.next().unwrap();
| ----------------------------- second usage here
|
help: try `split_once`
|
LL | let (a, b) = "a.b.c".split_once('.').unwrap();
|
help: remove the `iter` usages
|
LL - let a = iter.next().unwrap();
LL +
|
help: remove the `iter` usages
|
LL - let b = iter.next().unwrap();
LL +
|
error: aborting due to 19 previous errors