Improve the warning messages for the `#[diagnostic::on_unimplemented]` This commit improves warnings emitted for malformed on unimplemented attributes by: * Improving the span of the warnings * Adding a label message to them * Separating the messages for missing and unexpected options * Adding a help message that says which options are supported r? `@compiler-errors` I'm happy to work on further improvements, so feel free to make suggestions. |
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| src | ||
| Cargo.toml | ||
| messages.ftl | ||