自定义组件报错Cannot set property Symbol，请问如何指定数组类型的组件属性？

各位大神，请教个问题，我自定义组件，指定数组的属性，就会报错，删除这段就是正常的，请问我应该怎么指定数组类型的属性呢？

报错如下：

jsEnginScriptError

Cannot set property Symbol(Symbol.species) of function Array() { [native code] } which has only a getter;onAppRoute

TypeError: Cannot set property Symbol(Symbol.species) of function Array() { [native code] } which has only a getter