| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:14:5 |
| | |
| LL | matches!(maybe_some, None if !boolean) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `maybe_some.is_none() && (!boolean)` |
| | |
| = note: `-D clippy::redundant-pattern-matching` implied by `-D warnings` |
| = help: to override `-D warnings` add `#[allow(clippy::redundant_pattern_matching)]` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:18:13 |
| | |
| LL | let _ = matches!(maybe_some, None if boolean || boolean2); // guard needs parentheses |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `maybe_some.is_none() && (boolean || boolean2)` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:32:12 |
| | |
| LL | if let None = None::<()> {} |
| | -------^^^^------------- help: try: `if None::<()>.is_none()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:34:12 |
| | |
| LL | if let Some(_) = Some(42) {} |
| | -------^^^^^^^----------- help: try: `if Some(42).is_some()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:36:12 |
| | |
| LL | if let Some(_) = Some(42) { |
| | -------^^^^^^^----------- help: try: `if Some(42).is_some()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:42:15 |
| | |
| LL | while let Some(_) = Some(42) {} |
| | ----------^^^^^^^----------- help: try: `while Some(42).is_some()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:44:15 |
| | |
| LL | while let None = Some(42) {} |
| | ----------^^^^----------- help: try: `while Some(42).is_none()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:46:15 |
| | |
| LL | while let None = None::<()> {} |
| | ----------^^^^------------- help: try: `while None::<()>.is_none()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:49:15 |
| | |
| LL | while let Some(_) = v.pop() { |
| | ----------^^^^^^^---------- help: try: `while v.pop().is_some()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:57:5 |
| | |
| LL | / match Some(42) { |
| LL | | Some(_) => true, |
| LL | | None => false, |
| LL | | }; |
| | |_____^ help: try: `Some(42).is_some()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:62:5 |
| | |
| LL | / match None::<()> { |
| LL | | Some(_) => false, |
| LL | | None => true, |
| LL | | }; |
| | |_____^ help: try: `None::<()>.is_none()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:67:13 |
| | |
| LL | let _ = match None::<()> { |
| | _____________^ |
| LL | | Some(_) => false, |
| LL | | None => true, |
| LL | | }; |
| | |_____^ help: try: `None::<()>.is_none()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:73:20 |
| | |
| LL | let _ = if let Some(_) = opt { true } else { false }; |
| | -------^^^^^^^------ help: try: `if opt.is_some()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:79:20 |
| | |
| LL | let _ = if let Some(_) = gen_opt() { |
| | -------^^^^^^^------------ help: try: `if gen_opt().is_some()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:81:19 |
| | |
| LL | } else if let None = gen_opt() { |
| | -------^^^^------------ help: try: `if gen_opt().is_none()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:87:12 |
| | |
| LL | if let Some(..) = gen_opt() {} |
| | -------^^^^^^^^------------ help: try: `if gen_opt().is_some()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:102:12 |
| | |
| LL | if let Some(_) = Some(42) {} |
| | -------^^^^^^^----------- help: try: `if Some(42).is_some()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:104:12 |
| | |
| LL | if let None = None::<()> {} |
| | -------^^^^------------- help: try: `if None::<()>.is_none()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:106:15 |
| | |
| LL | while let Some(_) = Some(42) {} |
| | ----------^^^^^^^----------- help: try: `while Some(42).is_some()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:108:15 |
| | |
| LL | while let None = None::<()> {} |
| | ----------^^^^------------- help: try: `while None::<()>.is_none()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:110:5 |
| | |
| LL | / match Some(42) { |
| LL | | Some(_) => true, |
| LL | | None => false, |
| LL | | }; |
| | |_____^ help: try: `Some(42).is_some()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:115:5 |
| | |
| LL | / match None::<()> { |
| LL | | Some(_) => false, |
| LL | | None => true, |
| LL | | }; |
| | |_____^ help: try: `None::<()>.is_none()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:123:12 |
| | |
| LL | if let None = *(&None::<()>) {} |
| | -------^^^^----------------- help: try: `if (&None::<()>).is_none()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:124:12 |
| | |
| LL | if let None = *&None::<()> {} |
| | -------^^^^--------------- help: try: `if (&None::<()>).is_none()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:130:5 |
| | |
| LL | / match x { |
| LL | | Some(_) => true, |
| LL | | _ => false, |
| LL | | }; |
| | |_____^ help: try: `x.is_some()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:135:5 |
| | |
| LL | / match x { |
| LL | | None => true, |
| LL | | _ => false, |
| LL | | }; |
| | |_____^ help: try: `x.is_none()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:140:5 |
| | |
| LL | / match x { |
| LL | | Some(_) => false, |
| LL | | _ => true, |
| LL | | }; |
| | |_____^ help: try: `x.is_none()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:145:5 |
| | |
| LL | / match x { |
| LL | | None => false, |
| LL | | _ => true, |
| LL | | }; |
| | |_____^ help: try: `x.is_some()` |
| |
| error: redundant pattern matching, consider using `is_some()` |
| --> $DIR/redundant_pattern_matching_option.rs:160:13 |
| | |
| LL | let _ = matches!(x, Some(_)); |
| | ^^^^^^^^^^^^^^^^^^^^ help: try: `x.is_some()` |
| |
| error: redundant pattern matching, consider using `is_none()` |
| --> $DIR/redundant_pattern_matching_option.rs:162:13 |
| | |
| LL | let _ = matches!(x, None); |
| | ^^^^^^^^^^^^^^^^^ help: try: `x.is_none()` |
| |
| error: aborting due to 30 previous errors |
| |