1 files changed, 2 insertions, 1 deletions

diff --git a/crates/ra_hir/src/expr/validation.rs b/crates/ra_hir/src/expr/validation.rs
index 4e6131dce..c2a10a0b5 100644
--- a/crates/ra_hir/src/expr/validation.rs
+++ b/crates/ra_hir/src/expr/validation.rs
@@ -71,7 +71,8 @@ impl<'a, 'b> ExprValidator<'a, 'b> {
         }
         let source_map = self.func.body_source_map(db);
         let file_id = self.func.source(db).file_id;
-        let source_file = db.parse(file_id.original_file(db)).tree;
+        let parse = db.parse(file_id.original_file(db));
+        let source_file = parse.tree();
         if let Some(field_list_node) = source_map
             .expr_syntax(id)
             .map(|ptr| ptr.to_node(source_file.syntax()))