From 9c3b25177e3c8d609dd24d2c2e01cbb82cab665f Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 3 Sep 2019 11:04:38 +0300
Subject: Correctly build BodySourceMap for macro-expanded expressions

---
 crates/ra_syntax/src/ptr.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'crates/ra_syntax/src/ptr.rs')

diff --git a/crates/ra_syntax/src/ptr.rs b/crates/ra_syntax/src/ptr.rs
index 80e55d2aa..992034ef0 100644
--- a/crates/ra_syntax/src/ptr.rs
+++ b/crates/ra_syntax/src/ptr.rs
@@ -15,8 +15,9 @@ impl SyntaxNodePtr {
         SyntaxNodePtr { range: node.text_range(), kind: node.kind() }
     }
 
-    pub fn to_node(self, parent: &SyntaxNode) -> SyntaxNode {
-        successors(Some(parent.clone()), |node| {
+    pub fn to_node(self, root: &SyntaxNode) -> SyntaxNode {
+        assert!(root.parent().is_none());
+        successors(Some(root.clone()), |node| {
             node.children().find(|it| self.range.is_subrange(&it.text_range()))
         })
         .find(|it| it.text_range() == self.range && it.kind() == self.kind)
-- 
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