Module parse failed: Unexpected token (120:38) You may need an appropriate loader to handle this file type.

[wwdDongDong]

[wwdDongDong]

{ "name": "topology", "version": "1.0.0", "description": "A Vue.js project", "author": "wwd", "private": true, "scripts": { "dev": "webpack-dev-server --inline --progress --config build/webpack.dev.conf.js", "start": "npm run dev", "lint": "eslint --ext .js,.vue src", "build": "node build/build.js" }, "dependencies": { "@topology/activity-diagram": "^0.3.0", "@topology/chart-diagram": "^0.3.0", "@topology/class-diagram": "^0.3.0", "@topology/core": "^0.5.28", "@topology/flow-diagram": "^0.3.0", "@topology/layout": "^0.3.0", "@topology/sequence-diagram": "^0.3.0", "axios": "^0.27.2", "element-ui": "^2.15.9", "vue": "^2.5.2", "vue-router": "^3.0.1" }, "devDependencies": { "autoprefixer": "^7.1.2", "babel-core": "^6.22.1", "babel-eslint": "^7.2.3", "babel-helper-vue-jsx-merge-props": "^2.0.3", "babel-loader": "^7.1.1", "babel-plugin-syntax-jsx": "^6.18.0", "babel-plugin-transform-runtime": "^6.22.0", "babel-plugin-transform-vue-jsx": "^3.5.0", "babel-preset-env": "^1.3.2", "babel-preset-stage-2": "^6.22.0", "chalk": "^2.0.1", "copy-webpack-plugin": "^4.0.1", "css-loader": "^0.28.0", "eslint": "^4.15.0", "eslint-config-standard": "^10.2.1", "eslint-friendly-formatter": "^3.0.0", "eslint-loader": "^1.7.1", "eslint-plugin-import": "^2.7.0", "eslint-plugin-node": "^5.2.0", "eslint-plugin-promise": "^3.4.0", "eslint-plugin-standard": "^3.0.1", "eslint-plugin-vue": "^4.0.0", "extract-text-webpack-plugin": "^3.0.0", "file-loader": "^1.1.4", "friendly-errors-webpack-plugin": "^1.6.1", "html-webpack-plugin": "^2.30.1", "node-notifier": "^5.1.2", "node-sass": "^4.14.1", "optimize-css-assets-webpack-plugin": "^3.2.0", "ora": "^1.2.0", "portfinder": "^1.0.13", "postcss-import": "^11.0.0", "postcss-loader": "^2.0.8", "postcss-url": "^7.2.1", "rimraf": "^2.6.0", "sass-loader": "^7.3.1", "semver": "^5.3.0", "shelljs": "^0.7.6", "uglifyjs-webpack-plugin": "^1.1.1", "url-loader": "^0.5.8", "vue-loader": "^13.3.0", "vue-style-loader": "^3.0.1", "vue-template-compiler": "^2.5.2", "webpack": "^3.6.0", "webpack-bundle-analyzer": "^2.9.0", "webpack-dev-server": "^2.9.1", "webpack-merge": "^4.1.0" }, "engines": { "node": ">= 6.0.0", "npm": ">= 3.0.0" }, "browserslist": [ "> 1%", "last 2 versions", "not ie <= 8" ] }

[shady-xia]

I have the same problem, Have you solved it?

[wwdDongDong]

I have the same problem, Have you solved it? @shady-xia 我解决了，我安装的相关插件自动安装了4.3.7版本的mqtt，我在node_modules当中删除了mqtt的文件夹，重新安装了[email protected]就好了

[shady-xia]

谢谢，果然可以了，看了下4.2.7的源码是es5，而4.3.7是es6所以会出问题

[robertsLando]

I have fixed Browser docs by adding webpack and vite setup. Check them out