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Diffstat (limited to '')
| -rw-r--r-- | tests/ui/fmt/format-args-argument-span.stderr | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/tests/ui/fmt/format-args-argument-span.stderr b/tests/ui/fmt/format-args-argument-span.stderr new file mode 100644 index 000000000..4e2702383 --- /dev/null +++ b/tests/ui/fmt/format-args-argument-span.stderr @@ -0,0 +1,53 @@ +error[E0277]: `Option<{integer}>` doesn't implement `std::fmt::Display` + --> $DIR/format-args-argument-span.rs:13:21 + | +LL | println!("{x:?} {x} {x:?}"); + | ^^^ `Option<{integer}>` cannot be formatted with the default formatter + | + = help: the trait `std::fmt::Display` is not implemented for `Option<{integer}>` + = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead + = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) + +error[E0277]: `Option<{integer}>` doesn't implement `std::fmt::Display` + --> $DIR/format-args-argument-span.rs:15:37 + | +LL | println!("{x:?} {x} {x:?}", x = Some(1)); + | ^^^^^^^ `Option<{integer}>` cannot be formatted with the default formatter + | + = help: the trait `std::fmt::Display` is not implemented for `Option<{integer}>` + = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead + = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) + +error[E0277]: `DisplayOnly` doesn't implement `Debug` + --> $DIR/format-args-argument-span.rs:18:19 + | +LL | println!("{x} {x:?} {x}"); + | ^^^^^ `DisplayOnly` cannot be formatted using `{:?}` + | + = help: the trait `Debug` is not implemented for `DisplayOnly` + = note: add `#[derive(Debug)]` to `DisplayOnly` or manually `impl Debug for DisplayOnly` + = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) +help: consider annotating `DisplayOnly` with `#[derive(Debug)]` + | +LL + #[derive(Debug)] +LL | struct DisplayOnly; + | + +error[E0277]: `DisplayOnly` doesn't implement `Debug` + --> $DIR/format-args-argument-span.rs:20:35 + | +LL | println!("{x} {x:?} {x}", x = DisplayOnly); + | ^^^^^^^^^^^ `DisplayOnly` cannot be formatted using `{:?}` + | + = help: the trait `Debug` is not implemented for `DisplayOnly` + = note: add `#[derive(Debug)]` to `DisplayOnly` or manually `impl Debug for DisplayOnly` + = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) +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`. |