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fluent: mandate slug names to be prefixed by crate name

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This commit is contained in:
Xiretza 2022-08-17 12:09:06 +02:00
parent d0ea1d7679
commit c9b1a5874d
2 changed files with 18 additions and 6 deletions
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2
compiler/rustc_error_messages/locales/en-US/privacy.ftl
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@ -14,7 +14,7 @@ privacy_in_public_interface = {$vis_descr} {$kind} `{$descr}` in public interfac
privacy_from_private_dep_in_public_interface =
{$kind} `{$descr}` from private dependency '{$krate}' in public interface
private_in_public_lint =
privacy_private_in_public_lint =
{$vis_descr} {$kind} `{$descr}` in public interface (error {$kind ->
[trait] E0445
*[other] E0446

22
compiler/rustc_macros/src/diagnostics/fluent.rs
View File

@ -205,11 +205,23 @@ pub(crate) fn fluent_messages(input: proc_macro::TokenStream) -> proc_macro::Tok
// The last case we error about above, but we want to fall back gracefully
// so that only the error is being emitted and not also one about the macro
// failing.
let snake_name = Ident::new(
// FIXME: should probably trim prefix, not replace all occurrences
&name.replace('-', "_").replace(&format!("{}_", res.ident), ""),
span,
);
let crate_prefix = format!("{}_", res.ident);
let snake_name = name.replace('-', "_");
let snake_name = match snake_name.strip_prefix(&crate_prefix) {
Some(rest) => Ident::new(rest, span),
None => {
Diagnostic::spanned(
ident_span,
Level::Error,
format!("name `{name}` does not start with the crate name"),
)
.help(format!("prepend `{crate_prefix}` to the slug name: `{crate_prefix}{snake_name}`"))
.emit();
Ident::new(&snake_name, span)
}
};
constants.extend(quote! {
pub const #snake_name: crate::DiagnosticMessage =
crate::DiagnosticMessage::FluentIdentifier(