src/test/ui/suggestions/as-ref.stderr

   1 error[E0308]: mismatched types
   2   --> $DIR/as-ref.rs:6:27
   3    |
   4 LL |   opt.map(|arg| takes_ref(arg));
   5    |       ---                 ^^^ expected &Foo, found struct `Foo`
   6    |       |
   7    |       help: consider using `as_ref` instead: `as_ref().map`
   8    |
   9    = note: expected reference `&Foo`
  10                  found struct `Foo`
  11
  12 error[E0308]: mismatched types
  13   --> $DIR/as-ref.rs:8:37
  14    |
  15 LL |   opt.and_then(|arg| Some(takes_ref(arg)));
  16    |       --------                      ^^^ expected &Foo, found struct `Foo`
  17    |       |
  18    |       help: consider using `as_ref` instead: `as_ref().and_then`
  19    |
  20    = note: expected reference `&Foo`
  21                  found struct `Foo`
  22
  23 error[E0308]: mismatched types
  24   --> $DIR/as-ref.rs:11:27
  25    |
  26 LL |   opt.map(|arg| takes_ref(arg));
  27    |       ---                 ^^^ expected &Foo, found struct `Foo`
  28    |       |
  29    |       help: consider using `as_ref` instead: `as_ref().map`
  30    |
  31    = note: expected reference `&Foo`
  32                  found struct `Foo`
  33
  34 error[E0308]: mismatched types
  35   --> $DIR/as-ref.rs:13:35
  36    |
  37 LL |   opt.and_then(|arg| Ok(takes_ref(arg)));
  38    |       --------                    ^^^ expected &Foo, found struct `Foo`
  39    |       |
  40    |       help: consider using `as_ref` instead: `as_ref().and_then`
  41    |
  42    = note: expected reference `&Foo`
  43                  found struct `Foo`
  44
  45 error[E0308]: mismatched types
  46   --> $DIR/as-ref.rs:16:27
  47    |
  48 LL |   let y: Option<&usize> = x;
  49    |                           ^
  50    |                           |
  51    |                           expected enum `std::option::Option`, found reference
  52    |                           help: you can convert from `&Option<T>` to `Option<&T>` using `.as_ref()`: `x.as_ref()`
  53    |
  54    = note:   expected enum `std::option::Option<&usize>`
  55            found reference `&std::option::Option<usize>`
  56
  57 error[E0308]: mismatched types
  58   --> $DIR/as-ref.rs:19:35
  59    |
  60 LL |   let y: Result<&usize, &usize> = x;
  61    |                                   ^ expected enum `std::result::Result`, found reference
  62    |
  63    = note:   expected enum `std::result::Result<&usize, &usize>`
  64            found reference `&std::result::Result<usize, usize>`
  65 help: you can convert from `&Result<T, E>` to `Result<&T, &E>` using `.as_ref()`
  66    |
  67 LL |   let y: Result<&usize, &usize> = x.as_ref();
  68    |                                   ^^^^^^^^^^
  69
  70 error[E0308]: mismatched types
  71   --> $DIR/as-ref.rs:23:34
  72    |
  73 LL |   let y: Result<&usize, usize> = x;
  74    |                                  ^ expected enum `std::result::Result`, found reference
  75    |
  76    = note:   expected enum `std::result::Result<&usize, usize>`
  77            found reference `&std::result::Result<usize, usize>`
  78
  79 error: aborting due to 7 previous errors
  80
  81 For more information about this error, try `rustc --explain E0308`.