`rustc_expand`: remove `ref` patterns

1 files changed, 7 insertions, 12 deletions

diff --git a/compiler/rustc_expand/src/parse/tests.rs b/compiler/rustc_expand/src/parse/tests.rs
index e49f112bf20..0726d922c84 100644
--- a/compiler/rustc_expand/src/parse/tests.rs
+++ b/compiler/rustc_expand/src/parse/tests.rs
@@ -176,9 +176,9 @@ fn get_spans_of_pat_idents(src: &str) -> Vec<Span> {
     }
     impl<'a> visit::Visitor<'a> for PatIdentVisitor {
         fn visit_pat(&mut self, p: &'a ast::Pat) {
-            match p.kind {
-                PatKind::Ident(_, ref ident, _) => {
-                    self.spans.push(ident.span.clone());
+            match &p.kind {
+                PatKind::Ident(_, ident, _) => {
+                    self.spans.push(ident.span);
                 }
                 _ => {
                     visit::walk_pat(self, p);
@@ -290,10 +290,8 @@ fn ttdelim_span() {
         )
         .unwrap();
 
-        let tts: Vec<_> = match expr.kind {
-            ast::ExprKind::MacCall(ref mac) => mac.args.tokens.clone().into_trees().collect(),
-            _ => panic!("not a macro"),
-        };
+        let ast::ExprKind::MacCall(mac) = &expr.kind else { panic!("not a macro") };
+        let tts: Vec<_> = mac.args.tokens.clone().into_trees().collect();
 
         let span = tts.iter().rev().next().unwrap().span();
 
@@ -318,11 +316,8 @@ fn out_of_line_mod() {
         .unwrap()
         .unwrap();
 
-        if let ast::ItemKind::Mod(_, ref mod_kind) = item.kind {
-            assert!(matches!(mod_kind, ast::ModKind::Loaded(items, ..) if items.len() == 2));
-        } else {
-            panic!();
-        }
+        let ast::ItemKind::Mod(_, mod_kind) = &item.kind else { panic!() };
+        assert!(matches!(mod_kind, ast::ModKind::Loaded(items, ..) if items.len() == 2));
     });
 }