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-rw-r--r--crates/hir_def/src/nameres/collector.rs34
-rw-r--r--crates/hir_def/src/nameres/tests.rs19
2 files changed, 37 insertions, 16 deletions
diff --git a/crates/hir_def/src/nameres/collector.rs b/crates/hir_def/src/nameres/collector.rs
index d73f895b7..b5ae5a9e4 100644
--- a/crates/hir_def/src/nameres/collector.rs
+++ b/crates/hir_def/src/nameres/collector.rs
@@ -656,26 +656,28 @@ impl DefCollector<'_> {
656 } 656 }
657 } 657 }
658 } else { 658 } else {
659 match import.path.segments().last() { 659 let name = match &import.alias {
660 Some(last_segment) => { 660 Some(ImportAlias::Alias(name)) => Some(name.clone()),
661 let name = match &import.alias { 661 Some(ImportAlias::Underscore) => None,
662 Some(ImportAlias::Alias(name)) => Some(name.clone()), 662 None => match import.path.segments().last() {
663 Some(ImportAlias::Underscore) => None, 663 Some(last_segment) => Some(last_segment.clone()),
664 None => Some(last_segment.clone()), 664 None => {
665 }; 665 cov_mark::hit!(bogus_paths);
666 log::debug!("resolved import {:?} ({:?}) to {:?}", name, import, def); 666 return;
667
668 // extern crates in the crate root are special-cased to insert entries into the extern prelude: rust-lang/rust#54658
669 if import.is_extern_crate && module_id == self.def_map.root {
670 if let (Some(def), Some(name)) = (def.take_types(), name.as_ref()) {
671 self.def_map.extern_prelude.insert(name.clone(), def);
672 }
673 } 667 }
668 },
669 };
670
671 log::debug!("resolved import {:?} ({:?}) to {:?}", name, import, def);
674 672
675 self.update(module_id, &[(name, def)], vis, ImportType::Named); 673 // extern crates in the crate root are special-cased to insert entries into the extern prelude: rust-lang/rust#54658
674 if import.is_extern_crate && module_id == self.def_map.root {
675 if let (Some(def), Some(name)) = (def.take_types(), name.as_ref()) {
676 self.def_map.extern_prelude.insert(name.clone(), def);
676 } 677 }
677 None => cov_mark::hit!(bogus_paths),
678 } 678 }
679
680 self.update(module_id, &[(name, def)], vis, ImportType::Named);
679 } 681 }
680 } 682 }
681 683
diff --git a/crates/hir_def/src/nameres/tests.rs b/crates/hir_def/src/nameres/tests.rs
index de3aa4f9a..4f2e7a2f9 100644
--- a/crates/hir_def/src/nameres/tests.rs
+++ b/crates/hir_def/src/nameres/tests.rs
@@ -713,3 +713,22 @@ pub fn f() {}
713 "#]], 713 "#]],
714 ); 714 );
715} 715}
716
717#[test]
718fn use_crate_as() {
719 check(
720 r#"
721use crate as foo;
722
723use foo::bar as baz;
724
725fn bar() {}
726 "#,
727 expect![[r#"
728 crate
729 bar: v
730 baz: v
731 foo: t
732 "#]],
733 );
734}