rust/tests/ui/redundant_pattern_matching.stderr
2018-10-17 11:20:42 +08:00

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error: redundant pattern matching, consider using `is_ok()`
--> $DIR/redundant_pattern_matching.rs:19:12
|
19 | if let Ok(_) = Ok::<i32, i32>(42) {}
| -------^^^^^------------------------ help: try this: `if Ok::<i32, i32>(42).is_ok()`
|
= note: `-D clippy::redundant-pattern-matching` implied by `-D warnings`
error: redundant pattern matching, consider using `is_err()`
--> $DIR/redundant_pattern_matching.rs:21:12
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21 | if let Err(_) = Err::<i32, i32>(42) {
| _____- ^^^^^^
22 | | }
| |_____- help: try this: `if Err::<i32, i32>(42).is_err()`
error: redundant pattern matching, consider using `is_none()`
--> $DIR/redundant_pattern_matching.rs:24:12
|
24 | if let None = None::<()> {
| _____- ^^^^
25 | | }
| |_____- help: try this: `if None::<()>.is_none()`
error: redundant pattern matching, consider using `is_some()`
--> $DIR/redundant_pattern_matching.rs:27:12
|
27 | if let Some(_) = Some(42) {
| _____- ^^^^^^^
28 | | }
| |_____- help: try this: `if Some(42).is_some()`
error: redundant pattern matching, consider using `is_ok()`
--> $DIR/redundant_pattern_matching.rs:46:5
|
46 | / match Ok::<i32, i32>(42) {
47 | | Ok(_) => true,
48 | | Err(_) => false,
49 | | };
| |_____^ help: try this: `Ok::<i32, i32>(42).is_ok()`
error: redundant pattern matching, consider using `is_err()`
--> $DIR/redundant_pattern_matching.rs:51:5
|
51 | / match Ok::<i32, i32>(42) {
52 | | Ok(_) => false,
53 | | Err(_) => true,
54 | | };
| |_____^ help: try this: `Ok::<i32, i32>(42).is_err()`
error: redundant pattern matching, consider using `is_err()`
--> $DIR/redundant_pattern_matching.rs:56:5
|
56 | / match Err::<i32, i32>(42) {
57 | | Ok(_) => false,
58 | | Err(_) => true,
59 | | };
| |_____^ help: try this: `Err::<i32, i32>(42).is_err()`
error: redundant pattern matching, consider using `is_ok()`
--> $DIR/redundant_pattern_matching.rs:61:5
|
61 | / match Err::<i32, i32>(42) {
62 | | Ok(_) => true,
63 | | Err(_) => false,
64 | | };
| |_____^ help: try this: `Err::<i32, i32>(42).is_ok()`
error: redundant pattern matching, consider using `is_some()`
--> $DIR/redundant_pattern_matching.rs:66:5
|
66 | / match Some(42) {
67 | | Some(_) => true,
68 | | None => false,
69 | | };
| |_____^ help: try this: `Some(42).is_some()`
error: redundant pattern matching, consider using `is_none()`
--> $DIR/redundant_pattern_matching.rs:71:5
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71 | / match None::<()> {
72 | | Some(_) => false,
73 | | None => true,
74 | | };
| |_____^ help: try this: `None::<()>.is_none()`
error: aborting due to 10 previous errors