fix: 课后作业增加容错

src/modules/viewer/components/work/chapterExam.vue

@@ -145,7 +145,7 @@ export default {
         return []
       }
       return list.map(data => {
-        let { radioList, checkboxList, shortAnswerList, judgeList } = data
+        let { radioList = [], checkboxList = [], shortAnswerList = [], judgeList = [] } = data
         // 单选
         radioList = radioList.map(item => {
           const temp = {

src/modules/viewer/components/work/courseExam.vue

@@ -266,7 +266,7 @@ export default {
         return []
       }
       return list.map(data => {
-        let { radioList, checkboxList, shortAnswerList, judgeList } = data
+        let { radioList = [], checkboxList = [], shortAnswerList = [], judgeList = [] } = data
         // 单选
         radioList = radioList.map(item => {
           const temp = {