rust-clippy/tests/ui/single_match.stderr

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:14:5
   |
LL | /     match x {
LL | |         Some(y) => {
LL | |             println!("{:?}", y);
LL | |         },
LL | |         _ => (),
LL | |     };
   | |_____^
   |
   = note: `-D clippy::single-match` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::single_match)]`
help: try
   |
LL ~     if let Some(y) = x {
LL +         println!("{:?}", y);
LL ~     };
   |

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:22:5
   |
LL | /     match x {
LL | |         // Note the missing block braces.
LL | |         // We suggest `if let Some(y) = x { .. }` because the macro
LL | |         // is expanded before we can do anything.
LL | |         Some(y) => println!("{:?}", y),
LL | |         _ => (),
LL | |     }
   | |_____^ help: try: `if let Some(y) = x { println!("{:?}", y) }`

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:31:5
   |
LL | /     match z {
LL | |         (2..=3, 7..=9) => dummy(),
LL | |         _ => {},
LL | |     };
   | |_____^ help: try: `if let (2..=3, 7..=9) = z { dummy() }`

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:60:5
   |
LL | /     match x {
LL | |         Some(y) => dummy(),
LL | |         None => (),
LL | |     };
   | |_____^ help: try: `if let Some(y) = x { dummy() }`

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:65:5
   |
LL | /     match y {
LL | |         Ok(y) => dummy(),
LL | |         Err(..) => (),
LL | |     };
   | |_____^ help: try: `if let Ok(y) = y { dummy() }`

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:72:5
   |
LL | /     match c {
LL | |         Cow::Borrowed(..) => dummy(),
LL | |         Cow::Owned(..) => (),
LL | |     };
   | |_____^ help: try: `if let Cow::Borrowed(..) = c { dummy() }`

error: you seem to be trying to use `match` for an equality check. Consider using `if`
  --> $DIR/single_match.rs:93:5
   |
LL | /     match x {
LL | |         "test" => println!(),
LL | |         _ => (),
LL | |     }
   | |_____^ help: try: `if x == "test" { println!() }`

error: you seem to be trying to use `match` for an equality check. Consider using `if`
  --> $DIR/single_match.rs:106:5
   |
LL | /     match x {
LL | |         Foo::A => println!(),
LL | |         _ => (),
LL | |     }
   | |_____^ help: try: `if x == Foo::A { println!() }`

error: you seem to be trying to use `match` for an equality check. Consider using `if`
  --> $DIR/single_match.rs:112:5
   |
LL | /     match x {
LL | |         FOO_C => println!(),
LL | |         _ => (),
LL | |     }
   | |_____^ help: try: `if x == FOO_C { println!() }`

error: you seem to be trying to use `match` for an equality check. Consider using `if`
  --> $DIR/single_match.rs:117:5
   |
LL | /     match &&x {
LL | |         Foo::A => println!(),
LL | |         _ => (),
LL | |     }
   | |_____^ help: try: `if x == Foo::A { println!() }`

error: you seem to be trying to use `match` for an equality check. Consider using `if`
  --> $DIR/single_match.rs:123:5
   |
LL | /     match &x {
LL | |         Foo::A => println!(),
LL | |         _ => (),
LL | |     }
   | |_____^ help: try: `if x == &Foo::A { println!() }`

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:140:5
   |
LL | /     match x {
LL | |         Bar::A => println!(),
LL | |         _ => (),
LL | |     }
   | |_____^ help: try: `if let Bar::A = x { println!() }`

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:148:5
   |
LL | /     match x {
LL | |         None => println!(),
LL | |         _ => (),
LL | |     };
   | |_____^ help: try: `if let None = x { println!() }`

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:170:5
   |
LL | /     match x {
LL | |         (Some(_), _) => {},
LL | |         (None, _) => {},
LL | |     }
   | |_____^ help: try: `if let (Some(_), _) = x {}`

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:176:5
   |
LL | /     match x {
LL | |         (Some(E::V), _) => todo!(),
LL | |         (_, _) => {},
LL | |     }
   | |_____^ help: try: `if let (Some(E::V), _) = x { todo!() }`

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:182:5
   |
LL | /     match (Some(42), Some(E::V), Some(42)) {
LL | |         (.., Some(E::V), _) => {},
LL | |         (..) => {},
LL | |     }
   | |_____^ help: try: `if let (.., Some(E::V), _) = (Some(42), Some(E::V), Some(42)) {}`

error: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> $DIR/single_match.rs:254:5
   |
LL | /     match bar {
LL | |         Some(v) => unsafe {
LL | |             let r = &v as *const i32;
LL | |             println!("{}", *r);
LL | |         },
LL | |         _ => {},
LL | |     }
   | |_____^
   |
help: try
   |
LL ~     if let Some(v) = bar { unsafe {
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`
  --> $DIR/single_match.rs:262:5
   |
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 +     }
   |

error: aborting due to 18 previous errors