运行后npm run dev
构建文件夹中没有 service-worker.js 文件。
I'm also changed
serviceWorker.register()
in index.js
I'm also using firebase in this project.
这是 package.json 文件
{
"name": "movie",
"version": "0.1.0",
"private": true,
"dependencies": {
"@testing-library/jest-dom": "^4.2.4",
"@testing-library/react": "^9.5.0",
"@testing-library/user-event": "^7.2.1",
"axios": "^0.20.0",
"email-verifier": "^0.4.1",
"firebase": "^7.24.0",
"history": "^5.0.0",
"react": "^16.13.1",
"react-dom": "^16.13.1",
"react-lottie": "^1.2.3",
"react-router-dom": "^5.2.0",
"react-scripts": "^4.0.0"
},
"scripts": {
"start": "react-scripts start",
"build": "react-scripts build",
"test": "react-scripts test",
"eject": "react-scripts eject"
},
"eslintConfig": {
"extends": "react-app"
},
"browserslist": {
"production": [
">0.2%",
"not dead",
"not op_mini all"
],
"development": [
"last 1 chrome version",
"last 1 firefox version",
"last 1 safari version"
]
},
"devDependencies": {
"@types/react-router-dom": "^5.1.6"
}
}
在 firebase 中部署后,我收到此错误。serviceWorker.js:97 Error during service worker registration: DOMException: Failed to register a ServiceWorker for scope ('https://.web.app/') with script ('https://*.web.app/service-worker.js'): The script has an unsupported MIME type ('text/html').
最佳答案
我遇到了同样的问题,并在 GitHub 问题中按照以下步骤解决了:
它发生在 create-react-app 升级到版本 4.x 之后。
“修复”是创建一个虚拟应用程序:
npx create-react-app my-app --template cra-template-pwa-typescript
并复制相关代码:reportWebVitals.ts
service-worker.ts
serviceWorkerRegistration.ts
并且不要忘记 index.tsx 中的初始化代码。
关于reactjs - npm run build in react 后没有 service-worker.js 文件,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/64940702/