6 files changed, 12 insertions, 9 deletions

diff --git a/crates/ra_hir_def/src/child_by_source.rs b/crates/ra_hir_def/src/child_by_source.rs
index f5a65ad40..403ba8b57 100644
--- a/crates/ra_hir_def/src/child_by_source.rs
+++ b/crates/ra_hir_def/src/child_by_source.rs
@@ -80,7 +80,7 @@ impl ChildBySource for ModuleId {
 
         module_data.scope.declarations().for_each(|item| add_module_def(db, &mut res, item));
 
-        for &impl_ in module_data.impls.iter() {
+        for &impl_ in module_data.scope.impls.iter() {
             let src = impl_.lookup(db).source(db);
             res[keys::IMPL].insert(src, impl_)
         }
diff --git a/crates/ra_hir_def/src/item_scope.rs b/crates/ra_hir_def/src/item_scope.rs
index 996d06db6..93e579bb0 100644
--- a/crates/ra_hir_def/src/item_scope.rs
+++ b/crates/ra_hir_def/src/item_scope.rs
@@ -5,11 +5,12 @@ use hir_expand::name::Name;
 use once_cell::sync::Lazy;
 use rustc_hash::FxHashMap;
 
-use crate::{per_ns::PerNs, BuiltinType, LocalImportId, MacroDefId, ModuleDefId, TraitId};
+use crate::{per_ns::PerNs, BuiltinType, ImplId, LocalImportId, MacroDefId, ModuleDefId, TraitId};
 
 #[derive(Debug, Default, PartialEq, Eq)]
 pub struct ItemScope {
     pub(crate) items: FxHashMap<Name, Resolution>,
+    pub(crate) impls: Vec<ImplId>,
     /// Macros visible in current module in legacy textual scope
     ///
     /// For macros invoked by an unqualified identifier like `bar!()`, `legacy_macros` will be searched in first.
@@ -59,6 +60,10 @@ impl ItemScope {
             })
     }
 
+    pub fn impls(&self) -> impl Iterator<Item = ImplId> + ExactSizeIterator + '_ {
+        self.impls.iter().copied()
+    }
+
     /// Iterate over all module scoped macros
     pub(crate) fn macros<'a>(&'a self) -> impl Iterator<Item = (&'a Name, MacroDefId)> + 'a {
         self.items
diff --git a/crates/ra_hir_def/src/lang_item.rs b/crates/ra_hir_def/src/lang_item.rs
index f4fdbdcfc..61b248815 100644
--- a/crates/ra_hir_def/src/lang_item.rs
+++ b/crates/ra_hir_def/src/lang_item.rs
@@ -81,7 +81,7 @@ impl LangItems {
         // Look for impl targets
         let def_map = db.crate_def_map(module.krate);
         let module_data = &def_map[module.local_id];
-        for &impl_block in module_data.impls.iter() {
+        for &impl_block in module_data.scope.impls.iter() {
             self.collect_lang_item(db, impl_block, LangItemTarget::ImplBlockId)
         }
 
diff --git a/crates/ra_hir_def/src/nameres.rs b/crates/ra_hir_def/src/nameres.rs
index 3b318719e..5d4ca73a3 100644
--- a/crates/ra_hir_def/src/nameres.rs
+++ b/crates/ra_hir_def/src/nameres.rs
@@ -73,7 +73,7 @@ use crate::{
     nameres::{diagnostics::DefDiagnostic, path_resolution::ResolveMode},
     path::ModPath,
     per_ns::PerNs,
-    AstId, ImplId, LocalModuleId, ModuleDefId, ModuleId,
+    AstId, LocalModuleId, ModuleDefId, ModuleId,
 };
 
 /// Contains all top-level defs from a macro-expanded crate
@@ -169,8 +169,6 @@ pub struct ModuleData {
 
     /// Where does this module come from?
     pub origin: ModuleOrigin,
-
-    pub impls: Vec<ImplId>,
 }
 
 impl CrateDefMap {
diff --git a/crates/ra_hir_def/src/nameres/collector.rs b/crates/ra_hir_def/src/nameres/collector.rs
index ea6ce5f97..c4f6bcd95 100644
--- a/crates/ra_hir_def/src/nameres/collector.rs
+++ b/crates/ra_hir_def/src/nameres/collector.rs
@@ -667,7 +667,7 @@ where
                         let impl_id =
                             ImplLoc { container, ast_id: AstId::new(self.file_id, ast_id) }
                                 .intern(self.def_collector.db);
-                        self.def_collector.def_map.modules[self.module_id].impls.push(impl_id)
+                        self.def_collector.def_map.modules[self.module_id].scope.impls.push(impl_id)
                     }
                 }
             }
diff --git a/crates/ra_hir_def/src/nameres/tests/macros.rs b/crates/ra_hir_def/src/nameres/tests/macros.rs
index cfa4ecb1a..d104f5993 100644
--- a/crates/ra_hir_def/src/nameres/tests/macros.rs
+++ b/crates/ra_hir_def/src/nameres/tests/macros.rs
@@ -610,7 +610,7 @@ fn expand_derive() {
         struct Foo;
         ",
     );
-    assert_eq!(map.modules[map.root].impls.len(), 1);
+    assert_eq!(map.modules[map.root].scope.impls().len(), 1);
 }
 
 #[test]
@@ -622,5 +622,5 @@ fn expand_multiple_derive() {
         struct Foo;
         ",
     );
-    assert_eq!(map.modules[map.root].impls.len(), 2);
+    assert_eq!(map.modules[map.root].scope.impls().len(), 2);
 }