{"ast_node_type":"other","tokens":[{"end":46,"kind":"keyword","start":0,"text":"(Ok(c),"}]}
                (Ok(c), false) => buf.push(c),
            match (unescaped_char, buf.capacity() == 0) {
                (Ok(_), true) if char_range.len() == 1 && char_range.start == prev_end => {