我有一个主干收藏
jQuery ->
class App.Collections.List extends Backbone.Collection
model: App.Models.ListItem
我正在尝试在页面加载时初始化集合:
var list = new App.Collections.List;
list.reset(<%= @data.to_json.html_safe %>)
这会在主干库中抛出JS错误。
Uncaught TypeError: undefined is not a function application.js:597
f.ex
假设我有这些Backbone.js模型:
var Truck = Backbone.Model.extend({});
var truck1 = new Truck();
var truck2 = new Truck();
truck1.set("brand", "Ford");
truck2.set("brand", "Toyota");
truck3.set("brand", "Honda");
truck4.set("brand", "Ford");
然后,
从8更新到Angular 9导致循环依赖错误 我刚刚升级到Angular 9,并且已经修复了所有的编译错误。现在我得到了一个与循环依赖相关的错误,我无法跟踪它。 Error: Cannot instantiate cyclic dependency! ApplicationRef
at throwCyclicDependencyError (core.js:8072)
at R3Injector.hydrate (core.js:17049)
at R3Injector.get (core.js:16803)
at injectInjectorOnly (core.js:940)
at ɵɵ