$ npm run start
@ start F:\cfanginht\frontend_study\dva\dva-quickstart roadhog server
Failed to compile.
./node_modules/history/esm/history.js Module not found: Can't resolve '@babel/runtime/helpers/esm/extends' in 'F:\cfanginht\frontend_study\dva\dva-quickstart\node_modules\history\esm' (node:3216) Warning: Setting the NODE_TLS_REJECT_UNAUTHORIZED environment variable to '0' makes TLS connections and HTTPS requests insecure by disabling certificate verification.
- 项目目录下 '@babel/runtime/helpers/esm/extends' 是存在的
- roadhog node_modules/@babel/runtime/helpers 不存在 esm 文件 报错来自history.js
`-- dva@2.4.1
+-- history@4.10.1
+-- react-router-dom@4.3.1
| +-- history@4.10.1 deduped
| `-- react-router@4.3.1
| `-- history@4.10.1 deduped
`-- react-router-redux@5.0.0-alpha.9
`-- history@4.10.1 deduped
dva 是当前项目的依赖 roadhog 是运行当前项目的 所以会有 roadhog --> dva -->history history 引用的 extends 顺着 history --> dva-->readhog -->当前项目-->global npm 这个路径寻找 在 roadhog 找到模块但 模块没有想要的 功能.
roadhog: "@babel/polyfill": "7.0.0-beta.46", "@babel/runtime": "7.0.0-beta.46", @babel/runtime/helpers/esm/extends 存在于新版本(>=7.0.0 )的"@babel/runtime中,通过升级 roadhog可以达此目的
roadhog 用beta版有点不负责任了.