docs: function countingDesumasuDearu(desumasuList, dearuList) {
          let desumasuCount = desumasuList.reduce((count, { matches }) => count + matches.length, 0);
          let dearuCount = dearuList.reduce((count, { matches }) => count + matches.length, 0);
          if (desumasuCount === 0 || dearuCount === 0) {
              return;
          }
          // ですます優先
          if (desumasuCount > dearuCount) {
              reportDesumaruDearuResult(dearuList, {
                  desumasu: true
              });
          } else if (desumasuCount < dearuCount) {
              // である優先
              reportDesumaruDearuResult(desumasuList, {
                  dearu: true
              });
          } else {
              // 同等の場合はですます優先
              reportDesumaruDearuResult(dearuList, {
                  desumasu: true
              });
          }
      }