相关疑难解决方法(0)

我在尝试创建这些实体时收到以下错误.

TypeError: Class extends value undefined is not a function or null

我假设这与循环依赖有关,但是当使用表继承和一对多关系时应该如何避免这种情况？

它正在抱怨以下javascript BaseComic_1.BaseComic.

let Variant = class Variant extends BaseComic_1.BaseComic {

这是完整的文件.

"use strict";
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else …