From abdba92334f800d236c65e543377f75327f7307a Mon Sep 17 00:00:00 2001
From: Jonas Schievink <jonas.schievink@ferrous-systems.com>
Date: Wed, 24 Jun 2020 15:54:35 +0200
Subject: Don't allocate empty generics

---
 crates/ra_hir_def/src/generics.rs | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

(limited to 'crates/ra_hir_def/src/generics.rs')

diff --git a/crates/ra_hir_def/src/generics.rs b/crates/ra_hir_def/src/generics.rs
index c4b9f626f..6a0f493a7 100644
--- a/crates/ra_hir_def/src/generics.rs
+++ b/crates/ra_hir_def/src/generics.rs
@@ -80,43 +80,43 @@ impl GenericParams {
                 let id = id.lookup(db).id;
                 let tree = db.item_tree(id.file_id);
                 let item = &tree[id.value];
-                item.generic_params.clone()
+                tree[item.generic_params].clone()
             }
             GenericDefId::AdtId(AdtId::StructId(id)) => {
                 let id = id.lookup(db).id;
                 let tree = db.item_tree(id.file_id);
                 let item = &tree[id.value];
-                item.generic_params.clone()
+                tree[item.generic_params].clone()
             }
             GenericDefId::AdtId(AdtId::EnumId(id)) => {
                 let id = id.lookup(db).id;
                 let tree = db.item_tree(id.file_id);
                 let item = &tree[id.value];
-                item.generic_params.clone()
+                tree[item.generic_params].clone()
             }
             GenericDefId::AdtId(AdtId::UnionId(id)) => {
                 let id = id.lookup(db).id;
                 let tree = db.item_tree(id.file_id);
                 let item = &tree[id.value];
-                item.generic_params.clone()
+                tree[item.generic_params].clone()
             }
             GenericDefId::TraitId(id) => {
                 let id = id.lookup(db).id;
                 let tree = db.item_tree(id.file_id);
                 let item = &tree[id.value];
-                item.generic_params.clone()
+                tree[item.generic_params].clone()
             }
             GenericDefId::TypeAliasId(id) => {
                 let id = id.lookup(db).id;
                 let tree = db.item_tree(id.file_id);
                 let item = &tree[id.value];
-                item.generic_params.clone()
+                tree[item.generic_params].clone()
             }
             GenericDefId::ImplId(id) => {
                 let id = id.lookup(db).id;
                 let tree = db.item_tree(id.file_id);
                 let item = &tree[id.value];
-                item.generic_params.clone()
+                tree[item.generic_params].clone()
             }
             GenericDefId::EnumVariantId(_) | GenericDefId::ConstId(_) => GenericParams::default(),
         };
-- 
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