Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide-completion/src/completions/dot.rs')
-rw-r--r--crates/ide-completion/src/completions/dot.rs42
1 files changed, 42 insertions, 0 deletions
diff --git a/crates/ide-completion/src/completions/dot.rs b/crates/ide-completion/src/completions/dot.rs
index 57a784c45b..78f6c034ba 100644
--- a/crates/ide-completion/src/completions/dot.rs
+++ b/crates/ide-completion/src/completions/dot.rs
@@ -979,4 +979,46 @@ fn test(thing: impl Encrypt) {
"#]],
)
}
+
+ #[test]
+ fn only_consider_same_type_once() {
+ check(
+ r#"
+//- minicore: deref
+struct A(u8);
+struct B(u16);
+impl core::ops::Deref for A {
+ type Target = B;
+ fn deref(&self) -> &Self::Target { loop {} }
+}
+impl core::ops::Deref for B {
+ type Target = A;
+ fn deref(&self) -> &Self::Target { loop {} }
+}
+fn test(a: A) {
+ a.$0
+}
+"#,
+ expect![[r#"
+ fd 0 u16
+ fd 0 u8
+ me deref() (use core::ops::Deref) fn(&self) -> &<Self as Deref>::Target
+ "#]],
+ );
+ }
+
+ #[test]
+ fn no_inference_var_in_completion() {
+ check(
+ r#"
+struct S<T>(T);
+fn test(s: S<Unknown>) {
+ s.$0
+}
+"#,
+ expect![[r#"
+ fd 0 {unknown}
+ "#]],
+ );
+ }
}