From f5a81ec4683613bd62624811733345d627f2127b Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 30 Jan 2021 18:19:21 +0300
Subject: Upgrade rowan

Notably, new rowan comes with support for mutable syntax trees.
---
 crates/ide/src/typing.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'crates/ide/src/typing.rs')

diff --git a/crates/ide/src/typing.rs b/crates/ide/src/typing.rs
index a718faf63..e10b7d98e 100644
--- a/crates/ide/src/typing.rs
+++ b/crates/ide/src/typing.rs
@@ -108,7 +108,7 @@ fn on_dot_typed(file: &SourceFile, offset: TextSize) -> Option<TextEdit> {
     };
     let current_indent_len = TextSize::of(current_indent);
 
-    let parent = whitespace.syntax().parent();
+    let parent = whitespace.syntax().parent()?;
     // Make sure dot is a part of call chain
     if !matches!(parent.kind(), FIELD_EXPR | METHOD_CALL_EXPR) {
         return None;
-- 
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