代客下单修改

lib/index.ts

@@ -0,0 +1,11 @@
+export * from "./types";
+import OrderPriceCalculator from "./goods";
+import couponUtils from "./coupon";
+import limitUtils from "./limit";
+
+export { OrderPriceCalculator, couponUtils, limitUtils };
+export default {
+  OrderPriceCalculator,
+  couponUtils,
+  limitUtils,
+};