rust-clippy/tests/ui/single_match_else.stderr

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Text

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
--> $DIR/single_match_else.rs:17:13
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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: try this
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LL ~ let _ = if let ExprNode::ExprAddrOf = ExprNode::Butterflies { Some(&NODE) } else {
LL + let x = 5;
LL + None
LL ~ };
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error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
--> $DIR/single_match_else.rs:82:5
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LL | / match Some(1) {
LL | | Some(a) => println!("${:?}", a),
LL | | None => {
LL | | println!("else block");
LL | | return
LL | | },
LL | | }
| |_____^
|
help: try this
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LL ~ if let Some(a) = Some(1) { println!("${:?}", a) } else {
LL + println!("else block");
LL + return
LL + }
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error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
--> $DIR/single_match_else.rs:91:5
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LL | / match Some(1) {
LL | | Some(a) => println!("${:?}", a),
LL | | None => {
LL | | println!("else block");
LL | | return;
LL | | },
LL | | }
| |_____^
|
help: try this
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LL ~ if let Some(a) = Some(1) { println!("${:?}", a) } else {
LL + println!("else block");
LL + return;
LL + }
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error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
--> $DIR/single_match_else.rs:101:5
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LL | / match Result::<i32, Infallible>::Ok(1) {
LL | | Ok(a) => println!("${:?}", a),
LL | | Err(_) => {
LL | | println!("else block");
LL | | return;
LL | | }
LL | | }
| |_____^
|
help: try this
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LL ~ if let Ok(a) = Result::<i32, Infallible>::Ok(1) { println!("${:?}", a) } else {
LL + println!("else block");
LL + return;
LL + }
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error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
--> $DIR/single_match_else.rs:110:5
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LL | / match Cow::from("moo") {
LL | | Cow::Owned(a) => println!("${:?}", a),
LL | | Cow::Borrowed(_) => {
LL | | println!("else block");
LL | | return;
LL | | }
LL | | }
| |_____^
|
help: try this
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LL ~ if let Cow::Owned(a) = Cow::from("moo") { println!("${:?}", a) } else {
LL + println!("else block");
LL + return;
LL + }
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error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
--> $DIR/single_match_else.rs:120:5
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LL | / match bar {
LL | | Some(v) => unsafe {
LL | | let r = &v as *const i32;
LL | | println!("{}", *r);
... |
LL | | },
LL | | }
| |_____^
|
help: try this
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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 + }
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error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
--> $DIR/single_match_else.rs:131:5
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LL | / match bar {
LL | | Some(v) => {
LL | | println!("Some");
LL | | println!("{v}");
... |
LL | | },
LL | | }
| |_____^
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help: try this
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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 + } }
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error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
--> $DIR/single_match_else.rs:143:5
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LL | / match bar {
LL | | Some(v) => unsafe {
LL | | let r = &v as *const i32;
LL | | println!("{}", *r);
... |
LL | | },
LL | | }
| |_____^
|
help: try this
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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 + } }
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error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
--> $DIR/single_match_else.rs:155:5
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LL | / match bar {
LL | | #[rustfmt::skip]
LL | | Some(v) => {
LL | | unsafe {
... |
LL | | },
LL | | }
| |_____^
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help: try this
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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 + }
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error: aborting due to 9 previous errors