tests/ui/fmt/format-args-argument-span.stderr

error[E0277]: `Option<{integer}>` doesn't implement `std::fmt::Display`
  --> $DIR/format-args-argument-span.rs:13:21
   |
LL |     println!("{x:?} {x} {x:?}");
   |                     ^^^ `Option<{integer}>` cannot be formatted with the default formatter
   |
   = help: the trait `std::fmt::Display` is not implemented for `Option<{integer}>`
   = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead

error[E0277]: `Option<{integer}>` doesn't implement `std::fmt::Display`
  --> $DIR/format-args-argument-span.rs:15:37
   |
LL |     println!("{x:?} {x} {x:?}", x = Some(1));
   |                     ---             ^^^^^^^ `Option<{integer}>` cannot be formatted with the default formatter
   |                     |
   |                     required by this formatting parameter
   |
   = help: the trait `std::fmt::Display` is not implemented for `Option<{integer}>`
   = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead

error[E0277]: `DisplayOnly` doesn't implement `Debug`
  --> $DIR/format-args-argument-span.rs:18:19
   |
LL |     println!("{x} {x:?} {x}");
   |                   ^^^^^ `DisplayOnly` cannot be formatted using `{:?}` because it doesn't implement `Debug`
   |
   = help: the trait `Debug` is not implemented for `DisplayOnly`
help: consider annotating `DisplayOnly` with `#[derive(Debug)]`
   |
LL + #[derive(Debug)]
LL | struct DisplayOnly;
   |

error[E0277]: `DisplayOnly` doesn't implement `Debug`
  --> $DIR/format-args-argument-span.rs:20:35
   |
LL |     println!("{x} {x:?} {x}", x = DisplayOnly);
   |                   -----           ^^^^^^^^^^^ `DisplayOnly` cannot be formatted using `{:?}` because it doesn't implement `Debug`
   |                   |
   |                   required by this formatting parameter
   |
   = help: the trait `Debug` is not implemented for `DisplayOnly`
help: consider annotating `DisplayOnly` with `#[derive(Debug)]`
   |
LL + #[derive(Debug)]
LL | struct DisplayOnly;
   |

error: aborting due to 4 previous errors

For more information about this error, try `rustc --explain E0277`.