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-rw-r--r--crates/hir_ty/src/infer.rs2
-rw-r--r--crates/hir_ty/src/tests/traits.rs30
2 files changed, 32 insertions, 0 deletions
diff --git a/crates/hir_ty/src/infer.rs b/crates/hir_ty/src/infer.rs
index edb65622f..164e85050 100644
--- a/crates/hir_ty/src/infer.rs
+++ b/crates/hir_ty/src/infer.rs
@@ -578,10 +578,12 @@ impl<'a> InferenceContext<'a> {
578 } 578 }
579 579
580 fn resolve_ops_try_ok(&self) -> Option<TypeAliasId> { 580 fn resolve_ops_try_ok(&self) -> Option<TypeAliasId> {
581 // FIXME resolve via lang_item once try v2 is stable
581 let path = path![core::ops::Try]; 582 let path = path![core::ops::Try];
582 let trait_ = self.resolver.resolve_known_trait(self.db.upcast(), &path)?; 583 let trait_ = self.resolver.resolve_known_trait(self.db.upcast(), &path)?;
583 let trait_data = self.db.trait_data(trait_); 584 let trait_data = self.db.trait_data(trait_);
584 trait_data 585 trait_data
586 // FIXME remove once try v2 is stable
585 .associated_type_by_name(&name![Ok]) 587 .associated_type_by_name(&name![Ok])
586 .or_else(|| trait_data.associated_type_by_name(&name![Output])) 588 .or_else(|| trait_data.associated_type_by_name(&name![Output]))
587 } 589 }
diff --git a/crates/hir_ty/src/tests/traits.rs b/crates/hir_ty/src/tests/traits.rs
index 6cd8786ea..6ad96bfe3 100644
--- a/crates/hir_ty/src/tests/traits.rs
+++ b/crates/hir_ty/src/tests/traits.rs
@@ -3630,3 +3630,33 @@ fn test<F: FnOnce()>(f: F) {
3630 "#]], 3630 "#]],
3631 ); 3631 );
3632} 3632}
3633
3634#[test]
3635fn trait_in_scope_of_trait_impl() {
3636 check_infer(
3637 r#"
3638mod foo {
3639 pub trait Foo {
3640 fn foo(self);
3641 fn bar(self) -> usize { 0 }
3642 }
3643}
3644impl foo::Foo for u32 {
3645 fn foo(self) {
3646 let _x = self.bar();
3647 }
3648}
3649 "#,
3650 expect![[r#"
3651 45..49 'self': Self
3652 67..71 'self': Self
3653 82..87 '{ 0 }': usize
3654 84..85 '0': usize
3655 131..135 'self': u32
3656 137..173 '{ ... }': ()
3657 151..153 '_x': usize
3658 156..160 'self': u32
3659 156..166 'self.bar()': usize
3660 "#]],
3661 );
3662}