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authorMaybe Waffle <waffle.lapkin@gmail.com>2022-11-16 21:58:58 +0000
committerMaybe Waffle <waffle.lapkin@gmail.com>2022-11-16 21:58:58 +0000
commit94470f4efd2ec0786dd1f201e9ea84651b4bb0d0 (patch)
tree1bcf415fa3d0bedc9b223162446ab9653c8f5bec /compiler/rustc_errors
parente702534763599db252f2ca308739ec340d0933de (diff)
downloadrust-94470f4efd2ec0786dd1f201e9ea84651b4bb0d0.tar.gz
rust-94470f4efd2ec0786dd1f201e9ea84651b4bb0d0.zip
Use `as_deref` in compiler (but only where it makes sense)
Diffstat (limited to 'compiler/rustc_errors')
-rw-r--r--compiler/rustc_errors/src/emitter.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_errors/src/emitter.rs b/compiler/rustc_errors/src/emitter.rs
index 55c7997a513..d5b595feca9 100644
--- a/compiler/rustc_errors/src/emitter.rs
+++ b/compiler/rustc_errors/src/emitter.rs
@@ -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() &&