From 0d8d9186563637f493ac7691268319373251b18a Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 2 Mar 2019 23:59:04 +0300
Subject: add skeleton for macro-aware name resolutions

---
 crates/ra_db/src/input.rs | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'crates/ra_db')

diff --git a/crates/ra_db/src/input.rs b/crates/ra_db/src/input.rs
index e45a510b3..2b1001d48 100644
--- a/crates/ra_db/src/input.rs
+++ b/crates/ra_db/src/input.rs
@@ -124,6 +124,10 @@ impl CrateGraph {
         self.arena.is_empty()
     }
 
+    pub fn iter<'a>(&'a self) -> impl Iterator<Item = CrateId> + 'a {
+        self.arena.keys().map(|it| *it)
+    }
+
     pub fn crate_root(&self, crate_id: CrateId) -> FileId {
         self.arena[&crate_id].file_id
     }
-- 
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