From e0276dc5ddc38c65240edb408522bb869f15afb4 Mon Sep 17 00:00:00 2001
From: Young-Flash <871946895@qq.com>
Date: Fri, 10 Nov 2023 19:54:43 +0800
Subject: [PATCH] fix: find `Self` reference

---
 crates/ide-db/src/search.rs  |  2 +-
 crates/ide/src/references.rs | 26 ++++++++++++++++++++++++++
 2 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/crates/ide-db/src/search.rs b/crates/ide-db/src/search.rs
index 9c4f0ac8c9fc..22438a203bd7 100644
--- a/crates/ide-db/src/search.rs
+++ b/crates/ide-db/src/search.rs
@@ -584,7 +584,7 @@ impl<'a> FindUsages<'a> {
     ) -> bool {
         match NameRefClass::classify(self.sema, name_ref) {
             Some(NameRefClass::Definition(Definition::SelfType(impl_)))
-                if impl_.self_ty(self.sema.db) == *self_ty =>
+                if impl_.self_ty(self.sema.db).as_adt() == self_ty.as_adt() =>
             {
                 let FileRange { file_id, range } = self.sema.original_range(name_ref.syntax());
                 let reference = FileReference {
diff --git a/crates/ide/src/references.rs b/crates/ide/src/references.rs
index 2d0295692ac0..f387bbf6b014 100644
--- a/crates/ide/src/references.rs
+++ b/crates/ide/src/references.rs
@@ -683,6 +683,32 @@ enum Foo {
         );
     }
 
+    #[test]
+    fn test_self() {
+        check(
+            r#"
+struct S$0<T> {
+    t: PhantomData<T>,
+}
+
+impl<T> S<T> {
+    fn new() -> Self {
+        Self {
+            t: Default::default(),
+        }
+    }
+}
+"#,
+            expect![[r#"
+            S Struct FileId(0) 0..38 7..8
+
+            FileId(0) 48..49
+            FileId(0) 71..75
+            FileId(0) 86..90
+            "#]],
+        )
+    }
+
     #[test]
     fn test_find_all_refs_two_modules() {
         check(