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error[E0277]: `NonDisplay` doesn't implement `std::fmt::Display`
--> $DIR/non-source-literals.rs:9:40
|
LL | let _ = format!(concat!("{", "}"), NonDisplay);
| ^^^^^^^^^^ `NonDisplay` cannot be formatted with the default formatter
|
= help: the trait `std::fmt::Display` is not implemented for `NonDisplay`
= note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
= note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0277]: `NonDisplay` doesn't implement `std::fmt::Display`
--> $DIR/non-source-literals.rs:10:45
|
LL | let _ = format!(concat!("{", "0", "}"), NonDisplay);
| ^^^^^^^^^^ `NonDisplay` cannot be formatted with the default formatter
|
= help: the trait `std::fmt::Display` is not implemented for `NonDisplay`
= note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
= note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0277]: `NonDebug` doesn't implement `Debug`
--> $DIR/non-source-literals.rs:11:42
|
LL | let _ = format!(concat!("{:", "?}"), NonDebug);
| ^^^^^^^^ `NonDebug` cannot be formatted using `{:?}` because it doesn't implement `Debug`
|
= help: the trait `Debug` is not implemented for `NonDebug`
= note: add `#[derive(Debug)]` to `NonDebug` or manually `impl Debug for NonDebug`
= note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider annotating `NonDebug` with `#[derive(Debug)]`
|
LL + #[derive(Debug)]
LL | pub struct NonDebug;
|
error[E0277]: `NonDebug` doesn't implement `Debug`
--> $DIR/non-source-literals.rs:12:47
|
LL | let _ = format!(concat!("{", "0", ":?}"), NonDebug);
| ^^^^^^^^ `NonDebug` cannot be formatted using `{:?}` because it doesn't implement `Debug`
|
= help: the trait `Debug` is not implemented for `NonDebug`
= note: add `#[derive(Debug)]` to `NonDebug` or manually `impl Debug for NonDebug`
= note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider annotating `NonDebug` with `#[derive(Debug)]`
|
LL + #[derive(Debug)]
LL | pub struct NonDebug;
|
error: aborting due to 4 previous errors
For more information about this error, try `rustc --explain E0277`.
|
