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Use as_deref in compiler (but only where it makes sense)

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Maybe Waffle 2022-11-16 21:58:58 +00:00
parent e702534763
commit 94470f4efd
27 changed files with 45 additions and 63 deletions
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2
compiler/rustc_errors/src/emitter.rs
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@ -248,7 +248,7 @@ pub trait Emitter: Translate {
fluent_args: &FluentArgs<'_>,
) -> (MultiSpan, &'a [CodeSuggestion]) {
let mut primary_span = diag.span.clone();
let suggestions = diag.suggestions.as_ref().map_or(&[][..], |suggestions| &suggestions[..]);
let suggestions = diag.suggestions.as_deref().unwrap_or(&[]);
if let Some((sugg, rest)) = suggestions.split_first() {
let msg = self.translate_message(&sugg.msg, fluent_args);
if rest.is_empty() &&