From 8ed710457875e6f580a0ddf6ab29c6b10d389a41 Mon Sep 17 00:00:00 2001
From: Edwin Cheng <edwin0cheng@gmail.com>
Date: Mon, 8 Apr 2019 20:32:21 +0800
Subject: Refactoring and add some docs

---
 crates/ra_mbe/src/subtree_parser.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'crates/ra_mbe/src/subtree_parser.rs')

diff --git a/crates/ra_mbe/src/subtree_parser.rs b/crates/ra_mbe/src/subtree_parser.rs
index f198c8224..ce39a40bb 100644
--- a/crates/ra_mbe/src/subtree_parser.rs
+++ b/crates/ra_mbe/src/subtree_parser.rs
@@ -44,7 +44,9 @@ impl<'a> Parser<'a> {
     }
 
     fn finish(self, parsed_token: usize, src: &mut SubtreeTokenSource) -> Option<tt::TokenTree> {
-        let res = src.bump_n(parsed_token, self.cur_pos);
+        let res = src.bump_n(parsed_token);
+        *self.cur_pos += res.len();
+
         let res: Vec<_> = res.into_iter().cloned().collect();
 
         match res.len() {
-- 
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