Rollup merge of #99508 - TaKO8Ki:avoid-symbol-to-string-conversion-in-BuiltinLintDiagnostics, r=compiler-errors

Avoid `Symbol` to `String` conversions

follow-up to #99342
This commit is contained in:
Matthias Krüger 2022-07-20 18:58:20 +02:00 committed by GitHub
commit 4b21ad26df
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 11 additions and 14 deletions

View File

@ -1004,9 +1004,7 @@ fn lint_named_arguments_used_positionally(
node_id: ast::CRATE_NODE_ID,
lint_id: LintId::of(&NAMED_ARGUMENTS_USED_POSITIONALLY),
diagnostic: BuiltinLintDiagnostics::NamedArgumentUsedPositionally(
arg_span,
span,
symbol.to_string(),
arg_span, span, symbol,
),
});
}

View File

@ -390,18 +390,17 @@ pub fn note_unsuccessful_coercion(
expected: DiagnosticStyledString,
found: DiagnosticStyledString,
) -> &mut Self {
let mut msg: Vec<_> =
vec![("required when trying to coerce from type `".to_string(), Style::NoStyle)];
let mut msg: Vec<_> = vec![("required when trying to coerce from type `", Style::NoStyle)];
msg.extend(expected.0.iter().map(|x| match *x {
StringPart::Normal(ref s) => (s.to_owned(), Style::NoStyle),
StringPart::Highlighted(ref s) => (s.to_owned(), Style::Highlight),
StringPart::Normal(ref s) => (s.as_str(), Style::NoStyle),
StringPart::Highlighted(ref s) => (s.as_str(), Style::Highlight),
}));
msg.push(("` to type '".to_string(), Style::NoStyle));
msg.push(("` to type '", Style::NoStyle));
msg.extend(found.0.iter().map(|x| match *x {
StringPart::Normal(ref s) => (s.to_owned(), Style::NoStyle),
StringPart::Highlighted(ref s) => (s.to_owned(), Style::Highlight),
StringPart::Normal(ref s) => (s.as_str(), Style::NoStyle),
StringPart::Highlighted(ref s) => (s.as_str(), Style::Highlight),
}));
msg.push(("`".to_string(), Style::NoStyle));
msg.push(("`", Style::NoStyle));
// For now, just attach these as notes
self.highlighted_note(msg);

View File

@ -467,7 +467,7 @@ pub enum BuiltinLintDiagnostics {
/// If true, the lifetime will be fully elided.
use_span: Option<(Span, bool)>,
},
NamedArgumentUsedPositionally(Option<Span>, Span, String),
NamedArgumentUsedPositionally(Option<Span>, Span, Symbol),
}
/// Lints that are buffered up early on in the `Session` before the

View File

@ -2603,9 +2603,9 @@ fn show_candidates(
.skip(1)
.all(|(_, descr, _, _)| descr == descr_first)
{
descr_first.to_string()
descr_first
} else {
"item".to_string()
"item"
};
let plural_descr =
if descr.ends_with("s") { format!("{}es", descr) } else { format!("{}s", descr) };