From 3d39e77003c5fe5ed9f8f3ac00a170f3804f8337 Mon Sep 17 00:00:00 2001
From: cynecx <me@cynecx.net>
Date: Sun, 18 Apr 2021 18:35:45 +0200
Subject: hir_def: various cleanups

---
 crates/hir_def/src/data.rs      | 8 +++-----
 crates/hir_def/src/item_tree.rs | 8 ++++----
 crates/hir_def/src/type_ref.rs  | 4 ++--
 3 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/crates/hir_def/src/data.rs b/crates/hir_def/src/data.rs
index 8732b1e3e..135a6698e 100644
--- a/crates/hir_def/src/data.rs
+++ b/crates/hir_def/src/data.rs
@@ -123,11 +123,10 @@ impl TypeAliasData {
         let loc = typ.lookup(db);
         let item_tree = loc.id.item_tree(db);
         let typ = &item_tree[loc.id.value];
-        let type_ref = typ.type_ref.clone();
 
         Arc::new(TypeAliasData {
             name: typ.name.clone(),
-            type_ref: type_ref,
+            type_ref: typ.type_ref.clone(),
             visibility: item_tree[typ.visibility].clone(),
             is_extern: typ.is_extern,
             bounds: typ.bounds.to_vec(),
@@ -203,13 +202,12 @@ impl ImplData {
         let item_tree = impl_loc.id.item_tree(db);
         let impl_def = &item_tree[impl_loc.id.value];
         let target_trait = impl_def.target_trait.clone();
+        let self_ty = impl_def.self_ty.clone();
         let is_negative = impl_def.is_negative;
         let module_id = impl_loc.container;
         let container = AssocContainerId::ImplId(id);
-        let file_id = impl_loc.id.file_id();
-        let self_ty = impl_def.self_ty.clone();
+        let mut expander = Expander::new(db, impl_loc.id.file_id(), module_id);
 
-        let mut expander = Expander::new(db, file_id, module_id);
         let items = collect_items(
             db,
             module_id,
diff --git a/crates/hir_def/src/item_tree.rs b/crates/hir_def/src/item_tree.rs
index fed285505..16a94a058 100644
--- a/crates/hir_def/src/item_tree.rs
+++ b/crates/hir_def/src/item_tree.rs
@@ -104,10 +104,10 @@ impl ItemTree {
                     // items and expanded during block DefMap computation
                     return Default::default();
                 },
-                ast::Type(_ty) => {
-                    // FIXME: This occurs because macros in type position are treated as inner
-                    // items and expanded during block DefMap computation
-                    return Default::default();
+                ast::Type(ty) => {
+                    // Types can contain inner items. We return an empty item tree in this case, but
+                    // still need to collect inner items.
+                    ctx.lower_inner_items(ty.syntax())
                 },
                 ast::Expr(e) => {
                     // Macros can expand to expressions. We return an empty item tree in this case, but
diff --git a/crates/hir_def/src/type_ref.rs b/crates/hir_def/src/type_ref.rs
index cf8a584ab..e18712d24 100644
--- a/crates/hir_def/src/type_ref.rs
+++ b/crates/hir_def/src/type_ref.rs
@@ -1,7 +1,7 @@
 //! HIR for references to types. Paths in these are not yet resolved. They can
 //! be directly created from an ast::TypeRef, without further queries.
 
-use hir_expand::{ast_id_map::FileAstId, name::Name, ExpandResult, InFile};
+use hir_expand::{name::Name, AstId, ExpandResult, InFile};
 use syntax::ast;
 
 use crate::{
@@ -91,7 +91,7 @@ pub enum TypeRef {
     // For
     ImplTrait(Vec<TypeBound>),
     DynTrait(Vec<TypeBound>),
-    Macro(InFile<FileAstId<ast::MacroCall>>),
+    Macro(AstId<ast::MacroCall>),
     Error,
 }
 
-- 
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