rust/tests/ui/diagnostic_namespace/on_unimplemented/feature-gate-diagnostic_on_unimplemented.stderr

error[E0658]: `#[diagnostic]` attribute name space is experimental
  --> $DIR/feature-gate-diagnostic_on_unimplemented.rs:1:3
   |
LL | #[diagnostic::on_unimplemented(message = "Foo")]
   |   ^^^^^^^^^^
   |
   = note: see issue #111996 <https://github.com/rust-lang/rust/issues/111996> for more information
   = help: add `#![feature(diagnostic_namespace)]` to the crate attributes to enable

error: aborting due to previous error

For more information about this error, try `rustc --explain E0658`.
`#[diagnostic::on_unimplemented]` without filters This commit adds support for a `#[diagnostic::on_unimplemented]` attribute with the following options: * `message` to customize the primary error message * `note` to add a customized note message to an error message * `label` to customize the label part of the error message Co-authored-by: León Orell Valerian Liehr <me@fmease.dev> Co-authored-by: Michael Goulet <michael@errs.io> 2023-06-02 06:55:46 -05:00			error[E0658]: `#[diagnostic]` attribute name space is experimental
			`--> $DIR/feature-gate-diagnostic_on_unimplemented.rs:1:3`
			`\|`
			`LL \| #[diagnostic::on_unimplemented(message = "Foo")]`
			`\| ^^^^^^^^^^`
			`\|`
			`= note: see issue #111996 <https://github.com/rust-lang/rust/issues/111996> for more information`
			= help: add `#![feature(diagnostic_namespace)]` to the crate attributes to enable

			`error: aborting due to previous error`

			For more information about this error, try `rustc --explain E0658`.