{"ast_node_type":"other","tokens":[{"end":27,"kind":"keyword","start":0,"text":"self.with_db(|db|"}]}
        self.with_db(|db| {
    pub fn matching_brace(&self, position: FilePosition) -> Cancellable<Option<TextSize>> {
            let file_id = EditionedFileId::current_edition(&self.db, position.file_id);