1 files changed, 8 insertions, 8 deletions

diff --git a/crates/ra_ide/src/references/rename.rs b/crates/ra_ide/src/references/rename.rs
index 626efb603..08e77c01f 100644
--- a/crates/ra_ide/src/references/rename.rs
+++ b/crates/ra_ide/src/references/rename.rs
@@ -2,12 +2,14 @@
 
 use hir::ModuleSource;
 use ra_db::{RelativePath, RelativePathBuf, SourceDatabase, SourceDatabaseExt};
-use ra_syntax::{algo::find_node_at_offset, ast, tokenize, AstNode, SyntaxKind, SyntaxNode};
+use ra_ide_db::RootDatabase;
+use ra_syntax::{
+    algo::find_node_at_offset, ast, lex_single_valid_syntax_kind, AstNode, SyntaxKind, SyntaxNode,
+};
 use ra_text_edit::TextEdit;
 
 use crate::{
-    db::RootDatabase, FileId, FilePosition, FileSystemEdit, RangeInfo, SourceChange,
-    SourceFileEdit, TextRange,
+    FileId, FilePosition, FileSystemEdit, RangeInfo, SourceChange, SourceFileEdit, TextRange,
 };
 
 use super::find_all_refs;
@@ -17,11 +19,9 @@ pub(crate) fn rename(
     position: FilePosition,
     new_name: &str,
 ) -> Option<RangeInfo<SourceChange>> {
-    let tokens = tokenize(new_name);
-    if tokens.len() != 1
-        || (tokens[0].kind != SyntaxKind::IDENT && tokens[0].kind != SyntaxKind::UNDERSCORE)
-    {
-        return None;
+    match lex_single_valid_syntax_kind(new_name)? {
+        SyntaxKind::IDENT | SyntaxKind::UNDERSCORE => (),
+        _ => return None,
     }
 
     let parse = db.parse(position.file_id);