types: improve isDef typing (#7124)

* types: improve isDef typing * chore: update
2020-09-07 20:16:54 +08:00
parent afe4248799
commit c7303786ae
2 changed files with 3 additions and 2 deletions
@@ -27,12 +27,13 @@ function formatValue(props: CouponCellProps) {

  if (coupon) {
    let value = 0;
+
    if (isDef(coupon.value)) {
      ({ value } = coupon);
    }

    if (isDef(coupon.denominations)) {
-      value = coupon.denominations!;
+      value = coupon.denominations;
    }

    return `-${currency} ${(value / 100).toFixed(2)}`;