| error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` | |
| --> tests/ui/single_match_else.rs:18:13 | |
| | | |
| LL | let _ = match ExprNode::Butterflies { | |
| | _____________^ | |
| LL | | ExprNode::ExprAddrOf => Some(&NODE), | |
| LL | | _ => { | |
| LL | | let x = 5; | |
| LL | | None | |
| LL | | }, | |
| LL | | }; | |
| | |_____^ | |
| | | |
| = note: `-D clippy::single-match-else` implied by `-D warnings` | |
| = help: to override `-D warnings` add `#[allow(clippy::single_match_else)]` | |
| help: try | |
| | | |
| LL ~ let _ = if let ExprNode::ExprAddrOf = ExprNode::Butterflies { Some(&NODE) } else { | |
| LL + let x = 5; | |
| LL + None | |
| LL ~ }; | |
| | | |
| error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` | |
| --> tests/ui/single_match_else.rs:84:5 | |
| | | |
| LL | / match Some(1) { | |
| LL | | Some(a) => println!("${:?}", a), | |
| LL | | None => { | |
| LL | | println!("else block"); | |
| LL | | return | |
| LL | | }, | |
| LL | | } | |
| | |_____^ | |
| | | |
| help: try | |
| | | |
| LL ~ if let Some(a) = Some(1) { println!("${:?}", a) } else { | |
| LL + println!("else block"); | |
| LL + return | |
| LL + } | |
| | | |
| error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` | |
| --> tests/ui/single_match_else.rs:94:5 | |
| | | |
| LL | / match Some(1) { | |
| LL | | Some(a) => println!("${:?}", a), | |
| LL | | None => { | |
| LL | | println!("else block"); | |
| LL | | return; | |
| LL | | }, | |
| LL | | } | |
| | |_____^ | |
| | | |
| help: try | |
| | | |
| LL ~ if let Some(a) = Some(1) { println!("${:?}", a) } else { | |
| LL + println!("else block"); | |
| LL + return; | |
| LL + } | |
| | | |
| error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` | |
| --> tests/ui/single_match_else.rs:103:5 | |
| | | |
| LL | / match Some(1) { | |
| LL | | Some(a) => println!("${:?}", a), | |
| LL | | // This is an inner comment | |
| LL | | None => { | |
| ... | | |
| LL | | }, | |
| LL | | } | |
| | |_____^ | |
| | | |
| = note: you might want to preserve the comments from inside the `match` | |
| help: try | |
| | | |
| LL ~ if let Some(a) = Some(1) { println!("${:?}", a) } else { | |
| LL + println!("else block"); | |
| LL + return; | |
| LL + } | |
| | | |
| error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` | |
| --> tests/ui/single_match_else.rs:116:5 | |
| | | |
| LL | / match Result::<i32, &Infallible>::Ok(1) { | |
| LL | | Ok(a) => println!("${:?}", a), | |
| LL | | Err(_) => { | |
| LL | | println!("else block"); | |
| ... | | |
| LL | | } | |
| | |_____^ | |
| | | |
| help: try | |
| | | |
| LL ~ if let Ok(a) = Result::<i32, &Infallible>::Ok(1) { println!("${:?}", a) } else { | |
| LL + println!("else block"); | |
| LL + return; | |
| LL + } | |
| | | |
| error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` | |
| --> tests/ui/single_match_else.rs:126:5 | |
| | | |
| LL | / match Cow::from("moo") { | |
| LL | | Cow::Owned(a) => println!("${:?}", a), | |
| LL | | Cow::Borrowed(_) => { | |
| LL | | println!("else block"); | |
| ... | | |
| LL | | } | |
| | |_____^ | |
| | | |
| help: try | |
| | | |
| LL ~ if let Cow::Owned(a) = Cow::from("moo") { println!("${:?}", a) } else { | |
| LL + println!("else block"); | |
| LL + return; | |
| LL + } | |
| | | |
| error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` | |
| --> tests/ui/single_match_else.rs:137:5 | |
| | | |
| LL | / match bar { | |
| LL | | Some(v) => unsafe { | |
| LL | | let r = &v as *const i32; | |
| LL | | println!("{}", *r); | |
| ... | | |
| LL | | }, | |
| LL | | } | |
| | |_____^ | |
| | | |
| help: try | |
| | | |
| LL ~ if let Some(v) = bar { unsafe { | |
| LL + let r = &v as *const i32; | |
| LL + println!("{}", *r); | |
| LL + } } else { | |
| LL + println!("None1"); | |
| LL + println!("None2"); | |
| LL + } | |
| | | |
| error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` | |
| --> tests/ui/single_match_else.rs:149:5 | |
| | | |
| LL | / match bar { | |
| LL | | Some(v) => { | |
| LL | | println!("Some"); | |
| LL | | println!("{v}"); | |
| ... | | |
| LL | | }, | |
| LL | | } | |
| | |_____^ | |
| | | |
| help: try | |
| | | |
| LL ~ if let Some(v) = bar { | |
| LL + println!("Some"); | |
| LL + println!("{v}"); | |
| LL + } else { unsafe { | |
| LL + let v = 0; | |
| LL + let r = &v as *const i32; | |
| LL + println!("{}", *r); | |
| LL + } } | |
| | | |
| error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` | |
| --> tests/ui/single_match_else.rs:162:5 | |
| | | |
| LL | / match bar { | |
| LL | | Some(v) => unsafe { | |
| LL | | let r = &v as *const i32; | |
| LL | | println!("{}", *r); | |
| ... | | |
| LL | | }, | |
| LL | | } | |
| | |_____^ | |
| | | |
| help: try | |
| | | |
| LL ~ if let Some(v) = bar { unsafe { | |
| LL + let r = &v as *const i32; | |
| LL + println!("{}", *r); | |
| LL + } } else { unsafe { | |
| LL + let v = 0; | |
| LL + let r = &v as *const i32; | |
| LL + println!("{}", *r); | |
| LL + } } | |
| | | |
| error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let` | |
| --> tests/ui/single_match_else.rs:175:5 | |
| | | |
| LL | / match bar { | |
| LL | | #[rustfmt::skip] | |
| LL | | Some(v) => { | |
| LL | | unsafe { | |
| ... | | |
| LL | | }, | |
| LL | | } | |
| | |_____^ | |
| | | |
| help: try | |
| | | |
| LL ~ if let Some(v) = bar { | |
| LL + unsafe { | |
| LL + let r = &v as *const i32; | |
| LL + println!("{}", *r); | |
| LL + } | |
| LL + } else { | |
| LL + println!("None"); | |
| LL + println!("None"); | |
| LL + } | |
| | | |
| error: this pattern is irrefutable, `match` is useless | |
| --> tests/ui/single_match_else.rs:225:5 | |
| | | |
| LL | / match ExprNode::Butterflies { | |
| LL | | ExprNode::Butterflies => Some(&NODE), | |
| LL | | _ => { | |
| LL | | let x = 5; | |
| LL | | None | |
| LL | | }, | |
| LL | | } | |
| | |_____^ help: try: `Some(&NODE)` | |
| error: aborting due to 11 previous errors | |