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-rw-r--r--crates/ra_hir_ty/src/marks.rs1
-rw-r--r--crates/ra_hir_ty/src/method_resolution.rs9
-rw-r--r--crates/ra_hir_ty/src/tests/method_resolution.rs32
3 files changed, 42 insertions, 0 deletions
diff --git a/crates/ra_hir_ty/src/marks.rs b/crates/ra_hir_ty/src/marks.rs
index 0f754eb9c..4e0828425 100644
--- a/crates/ra_hir_ty/src/marks.rs
+++ b/crates/ra_hir_ty/src/marks.rs
@@ -4,6 +4,7 @@ test_utils::marks!(
4 type_var_cycles_resolve_completely 4 type_var_cycles_resolve_completely
5 type_var_cycles_resolve_as_possible 5 type_var_cycles_resolve_as_possible
6 type_var_resolves_to_int_var 6 type_var_resolves_to_int_var
7 impl_self_type_match_without_receiver
7 match_ergonomics_ref 8 match_ergonomics_ref
8 coerce_merge_fail_fallback 9 coerce_merge_fail_fallback
9); 10);
diff --git a/crates/ra_hir_ty/src/method_resolution.rs b/crates/ra_hir_ty/src/method_resolution.rs
index 5283bff28..4f8c52433 100644
--- a/crates/ra_hir_ty/src/method_resolution.rs
+++ b/crates/ra_hir_ty/src/method_resolution.rs
@@ -425,6 +425,15 @@ fn iterate_inherent_methods<T>(
425 if !is_valid_candidate(db, name, receiver_ty, item, self_ty) { 425 if !is_valid_candidate(db, name, receiver_ty, item, self_ty) {
426 continue; 426 continue;
427 } 427 }
428 // we have to check whether the self type unifies with the type
429 // that the impl is for. If we have a receiver type, this
430 // already happens in `is_valid_candidate` above; if not, we
431 // check it here
432 if receiver_ty.is_none() && inherent_impl_substs(db, impl_block, self_ty).is_none()
433 {
434 test_utils::tested_by!(impl_self_type_match_without_receiver);
435 continue;
436 }
428 if let Some(result) = callback(&self_ty.value, item) { 437 if let Some(result) = callback(&self_ty.value, item) {
429 return Some(result); 438 return Some(result);
430 } 439 }
diff --git a/crates/ra_hir_ty/src/tests/method_resolution.rs b/crates/ra_hir_ty/src/tests/method_resolution.rs
index 1722563aa..1f767d324 100644
--- a/crates/ra_hir_ty/src/tests/method_resolution.rs
+++ b/crates/ra_hir_ty/src/tests/method_resolution.rs
@@ -964,6 +964,38 @@ fn test() { S2.into()<|>; }
964} 964}
965 965
966#[test] 966#[test]
967fn method_resolution_overloaded_method() {
968 test_utils::covers!(impl_self_type_match_without_receiver);
969 let t = type_at(
970 r#"
971//- main.rs
972struct Wrapper<T>(T);
973struct Foo<T>(T);
974struct Bar<T>(T);
975
976impl<T> Wrapper<Foo<T>> {
977 pub fn new(foo_: T) -> Self {
978 Wrapper(Foo(foo_))
979 }
980}
981
982impl<T> Wrapper<Bar<T>> {
983 pub fn new(bar_: T) -> Self {
984 Wrapper(Bar(bar_))
985 }
986}
987
988fn main() {
989 let a = Wrapper::<Foo<f32>>::new(1.0);
990 let b = Wrapper::<Bar<f32>>::new(1.0);
991 (a, b)<|>;
992}
993"#,
994 );
995 assert_eq!(t, "(Wrapper<Foo<f32>>, Wrapper<Bar<f32>>)")
996}
997
998#[test]
967fn method_resolution_encountering_fn_type() { 999fn method_resolution_encountering_fn_type() {
968 type_at( 1000 type_at(
969 r#" 1001 r#"