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authorbors <bors@rust-lang.org>2022-11-24 00:17:35 +0000
committerbors <bors@rust-lang.org>2022-11-24 00:17:35 +0000
commit872631d0f0fadffe3220ab1bd9c8f1f2342341e2 (patch)
tree6721d534b4d7f5b0e7c364c451ffb6b792bfdea7 /compiler/rustc_errors/src
parent70f8737b2f5d3bf7d6b784fad00b663b7ff9feda (diff)
parent94470f4efd2ec0786dd1f201e9ea84651b4bb0d0 (diff)
downloadrust-872631d0f0fadffe3220ab1bd9c8f1f2342341e2.tar.gz
rust-872631d0f0fadffe3220ab1bd9c8f1f2342341e2.zip
Auto merge of #104507 - WaffleLapkin:asderefsyou, r=wesleywiser
Use `as_deref` in compiler (but only where it makes sense)

This simplifies some code :3

(there are some changes that are not exacly `as_deref`, but more like "clever `Option`/`Result` method use")
Diffstat (limited to 'compiler/rustc_errors/src')
-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 bc136aea44d..bf20c7431e4 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() &&