mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-21 02:23:19 +00:00
69fe6b4c98
- now it gives correct suggestion in case of macros - better tests - remove a couple of non-relevant tests
194 lines
7.1 KiB
Text
194 lines
7.1 KiB
Text
error: redundant pattern matching, consider using `is_ok()`
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--> $DIR/redundant_pattern_matching.rs:8:12
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LL | if let Ok(_) = Ok::<i32, i32>(42) {}
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| -------^^^^^--------------------- help: try this: `if Ok::<i32, i32>(42).is_ok()`
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= note: `-D clippy::redundant-pattern-matching` implied by `-D warnings`
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error: redundant pattern matching, consider using `is_err()`
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--> $DIR/redundant_pattern_matching.rs:10:12
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LL | if let Err(_) = Err::<i32, i32>(42) {}
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| -------^^^^^^---------------------- help: try this: `if Err::<i32, i32>(42).is_err()`
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error: redundant pattern matching, consider using `is_none()`
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--> $DIR/redundant_pattern_matching.rs:12:12
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LL | if let None = None::<()> {}
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| -------^^^^------------- help: try this: `if None::<()>.is_none()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:14:12
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LL | if let Some(_) = Some(42) {}
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| -------^^^^^^^----------- help: try this: `if Some(42).is_some()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:16:12
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LL | if let Some(_) = Some(42) {
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| -------^^^^^^^----------- help: try this: `if Some(42).is_some()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:22:15
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LL | while let Some(_) = Some(42) {}
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| ----------^^^^^^^----------- help: try this: `while Some(42).is_some()`
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error: redundant pattern matching, consider using `is_none()`
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--> $DIR/redundant_pattern_matching.rs:24:15
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LL | while let None = Some(42) {}
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| ----------^^^^----------- help: try this: `while Some(42).is_none()`
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error: redundant pattern matching, consider using `is_none()`
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--> $DIR/redundant_pattern_matching.rs:26:15
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LL | while let None = None::<()> {}
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| ----------^^^^------------- help: try this: `while None::<()>.is_none()`
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error: redundant pattern matching, consider using `is_ok()`
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--> $DIR/redundant_pattern_matching.rs:28:15
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LL | while let Ok(_) = Ok::<i32, i32>(10) {}
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| ----------^^^^^--------------------- help: try this: `while Ok::<i32, i32>(10).is_ok()`
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error: redundant pattern matching, consider using `is_err()`
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--> $DIR/redundant_pattern_matching.rs:30:15
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LL | while let Err(_) = Ok::<i32, i32>(10) {}
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| ----------^^^^^^--------------------- help: try this: `while Ok::<i32, i32>(10).is_err()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:33:15
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LL | while let Some(_) = v.pop() {
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| ----------^^^^^^^---------- help: try this: `while v.pop().is_some()`
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error: redundant pattern matching, consider using `is_ok()`
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--> $DIR/redundant_pattern_matching.rs:49:5
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LL | / match Ok::<i32, i32>(42) {
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LL | | Ok(_) => true,
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LL | | Err(_) => false,
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LL | | };
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| |_____^ help: try this: `Ok::<i32, i32>(42).is_ok()`
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error: redundant pattern matching, consider using `is_err()`
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--> $DIR/redundant_pattern_matching.rs:54:5
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LL | / match Ok::<i32, i32>(42) {
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LL | | Ok(_) => false,
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LL | | Err(_) => true,
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LL | | };
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| |_____^ help: try this: `Ok::<i32, i32>(42).is_err()`
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error: redundant pattern matching, consider using `is_err()`
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--> $DIR/redundant_pattern_matching.rs:59:5
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LL | / match Err::<i32, i32>(42) {
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LL | | Ok(_) => false,
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LL | | Err(_) => true,
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LL | | };
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| |_____^ help: try this: `Err::<i32, i32>(42).is_err()`
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error: redundant pattern matching, consider using `is_ok()`
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--> $DIR/redundant_pattern_matching.rs:64:5
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LL | / match Err::<i32, i32>(42) {
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LL | | Ok(_) => true,
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LL | | Err(_) => false,
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LL | | };
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| |_____^ help: try this: `Err::<i32, i32>(42).is_ok()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:69:5
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LL | / match Some(42) {
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LL | | Some(_) => true,
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LL | | None => false,
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LL | | };
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| |_____^ help: try this: `Some(42).is_some()`
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error: redundant pattern matching, consider using `is_none()`
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--> $DIR/redundant_pattern_matching.rs:74:5
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LL | / match None::<()> {
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LL | | Some(_) => false,
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LL | | None => true,
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LL | | };
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| |_____^ help: try this: `None::<()>.is_none()`
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error: redundant pattern matching, consider using `is_none()`
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--> $DIR/redundant_pattern_matching.rs:79:13
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LL | let _ = match None::<()> {
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| _____________^
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LL | | Some(_) => false,
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LL | | None => true,
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LL | | };
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| |_____^ help: try this: `None::<()>.is_none()`
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error: redundant pattern matching, consider using `is_ok()`
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--> $DIR/redundant_pattern_matching.rs:84:20
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LL | let _ = if let Ok(_) = Ok::<usize, ()>(4) { true } else { false };
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| -------^^^^^--------------------- help: try this: `if Ok::<usize, ()>(4).is_ok()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:87:20
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LL | let x = if let Some(_) = opt { true } else { false };
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| -------^^^^^^^------ help: try this: `if opt.is_some()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:92:20
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LL | let _ = if let Some(_) = gen_opt() {
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| -------^^^^^^^------------ help: try this: `if gen_opt().is_some()`
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error: redundant pattern matching, consider using `is_none()`
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--> $DIR/redundant_pattern_matching.rs:94:19
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LL | } else if let None = gen_opt() {
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| -------^^^^------------ help: try this: `if gen_opt().is_none()`
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error: redundant pattern matching, consider using `is_ok()`
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--> $DIR/redundant_pattern_matching.rs:96:19
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LL | } else if let Ok(_) = gen_res() {
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| -------^^^^^------------ help: try this: `if gen_res().is_ok()`
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error: redundant pattern matching, consider using `is_err()`
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--> $DIR/redundant_pattern_matching.rs:98:19
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LL | } else if let Err(_) = gen_res() {
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| -------^^^^^^------------ help: try this: `if gen_res().is_err()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:131:19
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LL | while let Some(_) = r#try!(result_opt()) {}
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| ----------^^^^^^^----------------------- help: try this: `while r#try!(result_opt()).is_some()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:132:16
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LL | if let Some(_) = r#try!(result_opt()) {}
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| -------^^^^^^^----------------------- help: try this: `if r#try!(result_opt()).is_some()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:138:12
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LL | if let Some(_) = m!() {}
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| -------^^^^^^^------- help: try this: `if m!().is_some()`
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error: redundant pattern matching, consider using `is_some()`
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--> $DIR/redundant_pattern_matching.rs:139:15
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LL | while let Some(_) = m!() {}
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| ----------^^^^^^^------- help: try this: `while m!().is_some()`
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error: aborting due to 28 previous errors
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