{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"last_line_start_pos"}]}
                last_line_start_pos + BytePos((last_line.len() - last_line_trimmed.len()) as u32);
            let whitespace_end =
            let label_span = self.mk_sp(last_line_start_pos, whitespace_end);