vue动态配置模板 'component is'代码

<template>
 <div v-if='object.child'>
   <div v-for="(item,ix) in object.child" :key="ix">
    <component :is="item.xtype" v-if='item'
     :objectVlue="objectVlue"
     :object="item">
    </component>
   </div>
 </div>
</template>
<script>
export default {
 data() {
  return {
  };
 },
 props: {
  objectVlue:Object,
  object:Object,
 },
 created() {
  var itemType = require(`../units/unit-type.js`).default||{};//1.0
  this.object.child.forEach(item=>{
   if(item.fileName){
    item.objDefault = require(`@/scene/${this.$route.query.typeName}/config/${item.fileName}.js`);//2.0
   }   
  })

  this.object.child.forEach(item=>{//动态显示当前组件
   if(itemType[item.xtype])
   Vue.component(
    itemType[item.xtype].componentName,
    () => import(`@/components/info-collection/moudel/${itemType[item.xtype].fileName}`)
   )
  })
 }
};
</script>
//1.0=============unit-type.js所有模板配置文件 =======================
export default {
 tablePartMerge: {//表格合并模板xtype
   componentName: "tablePartMerge",//组件名称
   fileName: "table-partInfo-merge"//文件所在路径
 },
 tablePartInfo: {
   componentName: "tablePartInfo",
   fileName: "table-partInfo"
 },
 ueditorUnit: {
   componentName: "ueditorUnit",
   fileName: "unit-ueditor"
 },
 filesUnit: {
   componentName: "filesUnit",
   fileName: "unit-files"
 },
 approves: {  // 正文信息（审批记录）
   componentName: "approves",
   fileName: "approves-unit"
 },
 requiredDate:{ // 要求完成日期
  componentName: "requiredDate",
  fileName: "required-date"
 },
}
//2.0====== table-partInfo-merge.js =========
module.exports = {
 "columns":[{
  "id": "partNumber",
  "disabled": false,
  "name":"物料编码",
  "placeholder": "",
  "required": true,
  "selectDetail": [],
  "show": false,
  "span": 24,
  "width":"150",
  "xtype": "select"//组件内用的表格
 }]
}

//=============父级传过来的 object =======================
module.exports = [
  {
    title: '正文信息',
    name: '1',
    id:"",
    child:[
      {
        id:'partInfoData',//id
        show:'true',//是否显示
        fileName:'tablePartInfo',//文件路径名
        xtype:'tablePartMerge'//表格模块
      },
      {
        id:'mainAttachements',//文本编辑器
        show:'true',
        fileName:'',
        xtype:'filesUnit'
      },
      {
        id:'vivo_RequestCompletionTime',//时间选择模块
        show:'true',
        fileName:'',
        xtype:'requiredDate'
      },
      {
        id:'approves',
        show:'true',
        fileName:'approval',
        xtype:'approves'
      }
    ]
  }
];