{"ast_node_type":"variable","tokens":[{"end":81,"kind":"keyword","start":0,"text":"let"}]}
            let line_end = last_line_start_pos + BytePos(last_line.len() as u32);
        if last_line_trimmed.len() != last_line.len() {
            let span = self.mk_sp(last_line_start_pos, line_end);