[webpack4] vue-cli创建的webpack的项目由webpack3 升级到webpack4

vue-cli创建的webpack的项目由webpack3 升级到webpack4

eslint 报错

错误信息

Module build failed (from ./node_modules/eslint-loader/index.js):
TypeError: Cannot read property 'eslint' of undefined

原因

eslint-loader不兼容，升级 eslint 相关的版本

npm uninstall es-loader eslint-plugin-import eslint-plugin-node eslint-plugin-promise eslint-plugin-standard eslint-plugin-vue \
eslint-config-standard eslint-friendly-formatter eslint


npm i -D es-loader eslint-plugin-import eslint-plugin-node eslint-plugin-promise eslint-plugin-standard eslint-plugin-vue \
eslint-config-standard eslint-friendly-formatter eslint