我vue 里npm install @supermap/iclient-ol,然后引用的时候import { GetFeaturesBySQLParameters } from '@supermap/iclient-ol'; 然后报了如下错误: Module parse failed: Unexpected token (77:18) You may need an appropriate loader to handle this file type. | if (window && window.ol) { | let ol = window.ol; | ol.supermap = { ...SuperMap, ...ol.supermap }; | ol.supermap.control = ol.supermap.control || {}; | // control @ ./node_modules/babel-loader/lib!./node_modules/vux-loader/src/script-loader.js!./node_modules/vux-loader/src/script-loader.js!./node_modules/vue-loader/lib/selector.js?type=script&index=0!./src/pages/home/Dmxq/causeMap.vue 39:0-66 @ ./src/pages/home/Dmxq/causeMap.vue @ ./node_modules/babel-loader/lib!./node_modules/vux-loader/src/script-loader.js!./node_modules/vux-loader/src/script-loader.js!./node_modules/vue-loader/lib/selector.js?type=script&index=0!./src/pages/home/Dmxq/causeAnalysis.vue @ ./src/pages/home/Dmxq/causeAnalysis.vue @ ./node_modules/babel-loader/lib!./node_modules/vux-loader/src/script-loader.js!./node_modules/vux-loader/src/script-loader.js!./node_modules/vue-loader/lib/selector.js?type=script&index=0!./src/pages/home/Dmxq/dmxq.vue @ ./src/pages/home/Dmxq/dmxq.vue @ ./src/router/index.js @ ./src/main.js @ multi (webpack)-dev-server/client?http://0.0.0.0:8081 webpack/hot/dev-server ./src/main.js 我这是缺少了什么步骤吗?接下来该怎么做?