rust/tests/ui/matches.stderr

error: you don't need to add `&` to all patterns
  --> $DIR/matches.rs:26:9
   |
26 | /         match v {
27 | |             &Some(v) => println!("{:?}", v),
28 | |             &None => println!("none"),
29 | |         }
   | |_________^
   |
   = note: `-D clippy::match-ref-pats` implied by `-D warnings`
help: instead of prefixing all patterns with `&`, you can dereference the expression
   |
26 |         match *v {
27 |             Some(v) => println!("{:?}", v),
28 |             None => println!("none"),
   |

error: you don't need to add `&` to all patterns
  --> $DIR/matches.rs:36:5
   |
36 | /     match tup {
37 | |         &(v, 1) => println!("{}", v),
38 | |         _ => println!("none"),
39 | |     }
   | |_____^
help: instead of prefixing all patterns with `&`, you can dereference the expression
   |
36 |     match *tup {
37 |         (v, 1) => println!("{}", v),
   |

error: you don't need to add `&` to both the expression and the patterns
  --> $DIR/matches.rs:42:5
   |
42 | /     match &w {
43 | |         &Some(v) => println!("{:?}", v),
44 | |         &None => println!("none"),
45 | |     }
   | |_____^
help: try
   |
42 |     match w {
43 |         Some(v) => println!("{:?}", v),
44 |         None => println!("none"),
   |

error: you don't need to add `&` to all patterns
  --> $DIR/matches.rs:53:5
   |
53 | /     if let &None = a {
54 | |         println!("none");
55 | |     }
   | |_____^
help: instead of prefixing all patterns with `&`, you can dereference the expression
   |
53 |     if let None = *a {
   |            ^^^^   ^^

error: you don't need to add `&` to both the expression and the patterns
  --> $DIR/matches.rs:58:5
   |
58 | /     if let &None = &b {
59 | |         println!("none");
60 | |     }
   | |_____^
help: try
   |
58 |     if let None = b {
   |            ^^^^   ^

error: Err(_) will match all errors, maybe not a good idea
  --> $DIR/matches.rs:69:9
   |
69 |         Err(_) => panic!("err")
   |         ^^^^^^
   |
   = note: `-D clippy::match-wild-err-arm` implied by `-D warnings`
   = note: to remove this warning, match each error separately or use unreachable macro

error: this `match` has identical arm bodies
  --> $DIR/matches.rs:68:18
   |
68 |         Ok(_) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
   |
   = note: `-D clippy::match-same-arms` implied by `-D warnings`
note: same as this
  --> $DIR/matches.rs:67:18
   |
67 |         Ok(3) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
note: consider refactoring into `Ok(3) | Ok(_)`
  --> $DIR/matches.rs:67:18
   |
67 |         Ok(3) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: Err(_) will match all errors, maybe not a good idea
  --> $DIR/matches.rs:75:9
   |
75 |         Err(_) => {panic!()}
   |         ^^^^^^
   |
   = note: to remove this warning, match each error separately or use unreachable macro

error: this `match` has identical arm bodies
  --> $DIR/matches.rs:74:18
   |
74 |         Ok(_) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
   |
note: same as this
  --> $DIR/matches.rs:73:18
   |
73 |         Ok(3) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
note: consider refactoring into `Ok(3) | Ok(_)`
  --> $DIR/matches.rs:73:18
   |
73 |         Ok(3) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: Err(_) will match all errors, maybe not a good idea
  --> $DIR/matches.rs:81:9
   |
81 |         Err(_) => {panic!();}
   |         ^^^^^^
   |
   = note: to remove this warning, match each error separately or use unreachable macro

error: this `match` has identical arm bodies
  --> $DIR/matches.rs:80:18
   |
80 |         Ok(_) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
   |
note: same as this
  --> $DIR/matches.rs:79:18
   |
79 |         Ok(3) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
note: consider refactoring into `Ok(3) | Ok(_)`
  --> $DIR/matches.rs:79:18
   |
79 |         Ok(3) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: this `match` has identical arm bodies
  --> $DIR/matches.rs:87:18
   |
87 |         Ok(_) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
   |
note: same as this
  --> $DIR/matches.rs:86:18
   |
86 |         Ok(3) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
note: consider refactoring into `Ok(3) | Ok(_)`
  --> $DIR/matches.rs:86:18
   |
86 |         Ok(3) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: this `match` has identical arm bodies
  --> $DIR/matches.rs:94:18
   |
94 |         Ok(_) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
   |
note: same as this
  --> $DIR/matches.rs:93:18
   |
93 |         Ok(3) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
note: consider refactoring into `Ok(3) | Ok(_)`
  --> $DIR/matches.rs:93:18
   |
93 |         Ok(3) => println!("ok"),
   |                  ^^^^^^^^^^^^^^
   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: this `match` has identical arm bodies
   --> $DIR/matches.rs:100:18
    |
100 |         Ok(_) => println!("ok"),
    |                  ^^^^^^^^^^^^^^
    |
note: same as this
   --> $DIR/matches.rs:99:18
    |
99  |         Ok(3) => println!("ok"),
    |                  ^^^^^^^^^^^^^^
note: consider refactoring into `Ok(3) | Ok(_)`
   --> $DIR/matches.rs:99:18
    |
99  |         Ok(3) => println!("ok"),
    |                  ^^^^^^^^^^^^^^
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: this `match` has identical arm bodies
   --> $DIR/matches.rs:106:18
    |
106 |         Ok(_) => println!("ok"),
    |                  ^^^^^^^^^^^^^^
    |
note: same as this
   --> $DIR/matches.rs:105:18
    |
105 |         Ok(3) => println!("ok"),
    |                  ^^^^^^^^^^^^^^
note: consider refactoring into `Ok(3) | Ok(_)`
   --> $DIR/matches.rs:105:18
    |
105 |         Ok(3) => println!("ok"),
    |                  ^^^^^^^^^^^^^^
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: this `match` has identical arm bodies
   --> $DIR/matches.rs:127:29
    |
127 |         (Ok(_), Some(x)) => println!("ok {}", x),
    |                             ^^^^^^^^^^^^^^^^^^^^
    |
note: same as this
   --> $DIR/matches.rs:126:29
    |
126 |         (Ok(x), Some(_)) => println!("ok {}", x),
    |                             ^^^^^^^^^^^^^^^^^^^^
note: consider refactoring into `(Ok(x), Some(_)) | (Ok(_), Some(x))`
   --> $DIR/matches.rs:126:29
    |
126 |         (Ok(x), Some(_)) => println!("ok {}", x),
    |                             ^^^^^^^^^^^^^^^^^^^^
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: this `match` has identical arm bodies
   --> $DIR/matches.rs:142:18
    |
142 |         Ok(_) => println!("ok"),
    |                  ^^^^^^^^^^^^^^
    |
note: same as this
   --> $DIR/matches.rs:141:18
    |
141 |         Ok(3) => println!("ok"),
    |                  ^^^^^^^^^^^^^^
note: consider refactoring into `Ok(3) | Ok(_)`
   --> $DIR/matches.rs:141:18
    |
141 |         Ok(3) => println!("ok"),
    |                  ^^^^^^^^^^^^^^
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: use as_ref() instead
   --> $DIR/matches.rs:149:33
    |
149 |       let borrowed: Option<&()> = match owned {
    |  _________________________________^
150 | |         None => None,
151 | |         Some(ref v) => Some(v),
152 | |     };
    | |_____^ help: try this: `owned.as_ref()`
    |
    = note: `-D clippy::match-as-ref` implied by `-D warnings`

error: use as_mut() instead
   --> $DIR/matches.rs:155:39
    |
155 |       let borrow_mut: Option<&mut ()> = match mut_owned {
    |  _______________________________________^
156 | |         None => None,
157 | |         Some(ref mut v) => Some(v),
158 | |     };
    | |_____^ help: try this: `mut_owned.as_mut()`

error: aborting due to 19 previous errors