From d4c8310d059e76f28c81e1e404dfe79b982bc23b Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 8 Jan 2019 15:53:32 +0300
Subject: switch interner to use arena

---
 crates/ra_arena/src/lib.rs | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'crates/ra_arena/src/lib.rs')

diff --git a/crates/ra_arena/src/lib.rs b/crates/ra_arena/src/lib.rs
index 040977dc4..43bfa925a 100644
--- a/crates/ra_arena/src/lib.rs
+++ b/crates/ra_arena/src/lib.rs
@@ -61,6 +61,9 @@ pub trait ArenaId {
 }
 
 impl<ID: ArenaId, T> Arena<ID, T> {
+    pub fn len(&self) -> usize {
+        self.data.len()
+    }
     pub fn alloc(&mut self, value: T) -> ID {
         let id = RawId(self.data.len() as u32);
         self.data.push(value);
-- 
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