node.js - 无法将打字稿添加到反应项目
问题描述
我正在尝试将打字稿添加到现有的反应项目中,但是在使用 npm start 重新启动服务器时出现错误。
我正在按照本文档中的步骤操作,但收到一条错误消息:
我唯一可能不正确的是 react.scripts 版本。这是 npm outdated 抛出的结果的副本:
另外,我检查了我的依赖项,一切似乎都很正常。
我做过的事情:
- 运行 npm update 来更新所有 react 相关的包
- 我已删除节点文件并使用 npm install 重新安装它们
- 我已将其他文件重命名为 .tsx,包括 index.js 文件,但出现另一个错误:
真的很想用打字稿把这个项目提升到一个新的水平,但我一直在努力让它工作。顺便说一句,这也是我的依赖项:
{
"name": "world-budget-react-v",
"version": "0.1.0",
"private": true,
"dependencies": {
"@fortawesome/fontawesome-svg-core": "^1.2.34",
"@fortawesome/free-brands-svg-icons": "^5.15.2",
"@fortawesome/free-solid-svg-icons": "^5.15.2",
"@fortawesome/react-fontawesome": "^0.1.14",
"@types/jest": "^26.0.23",
"@types/node": "^15.0.2",
"@types/react": "^17.0.5",
"@types/react-dom": "^17.0.3",
"@types/react-redux": "^7.1.16",
"autoprefixer": "7.1.6",
"axios": "^0.21.1",
"babel-core": "6.26.0",
"babel-eslint": "7.2.3",
"babel-jest": "20.0.3",
"babel-loader": "7.1.2",
"babel-preset-react-app": "^3.1.2",
"babel-runtime": "6.26.0",
"case-sensitive-paths-webpack-plugin": "2.1.1",
"chalk": "1.1.3",
"css-loader": "0.28.7",
"dotenv": "4.0.0",
"dotenv-expand": "4.2.0",
"enzyme": "^3.11.0",
"enzyme-adapter-react-16": "^1.15.6",
"eslint": "4.10.0",
"eslint-config-react-app": "^2.1.0",
"eslint-loader": "1.9.0",
"eslint-plugin-flowtype": "2.39.1",
"eslint-plugin-import": "2.8.0",
"eslint-plugin-jsx-a11y": "5.1.1",
"eslint-plugin-react": "7.4.0",
"extract-text-webpack-plugin": "3.0.2",
"file-loader": "1.1.5",
"firebase": "^8.2.6",
"firebase-admin": "^9.4.2",
"firebase-functions": "^3.13.1",
"fs-extra": "3.0.1",
"html-webpack-plugin": "2.29.0",
"jest": "20.0.4",
"object-assign": "4.1.1",
"postcss-flexbugs-fixes": "3.2.0",
"postcss-loader": "2.0.8",
"promise": "8.0.1",
"raf": "3.4.0",
"react": "^17.0.2",
"react-dev-utils": "^5.0.2",
"react-dom": "^17.0.2",
"react-gtm-module": "^2.0.11",
"react-redux": "^7.2.2",
"react-router": "^5.2.0",
"react-router-dom": "^5.2.0",
"react-scroll-restoration": "^1.0.6",
"react-test-renderer": "^17.0.1",
"redux": "^4.1.0",
"redux-thunk": "^2.3.0",
"resolve": "1.6.0",
"style-loader": "0.19.0",
"sw-precache-webpack-plugin": "0.11.4",
"typescript": "^4.2.4",
"url-loader": "0.6.2",
"webpack": "3.8.1",
"webpack-dev-server": "2.11.3",
"webpack-manifest-plugin": "1.3.2",
"whatwg-fetch": "2.0.3"
},
"scripts": {
"start": "node scripts/start.js",
"build": "node scripts/build.js",
"test": "node scripts/test.js --env=jsdom"
},
"jest": {
"collectCoverageFrom": [
"src/**/*.{js,jsx,mjs}"
],
"setupFiles": [
"<rootDir>/config/polyfills.js"
],
"testMatch": [
"<rootDir>/src/**/__tests__/**/*.{js,jsx,mjs}",
"<rootDir>/src/**/?(*.)(spec|test).{js,jsx,mjs}"
],
"testEnvironment": "node",
"testURL": "http://localhost",
"transform": {
"^.+\\.(js|jsx|mjs)$": "<rootDir>/node_modules/babel-jest",
"^.+\\.css$": "<rootDir>/config/jest/cssTransform.js",
"^(?!.*\\.(js|jsx|mjs|css|json)$)": "<rootDir>/config/jest/fileTransform.js"
},
"transformIgnorePatterns": [
"[/\\\\]node_modules[/\\\\].+\\.(js|jsx|mjs)$"
],
"moduleNameMapper": {
"^react-native$": "react-native-web"
},
"moduleFileExtensions": [
"web.js",
"js",
"json",
"web.jsx",
"jsx",
"node",
"mjs"
]
},
"babel": {
"presets": [
"react-app"
]
},
"eslintConfig": {
"extends": "react-app"
}
}
有什么建议吗?我希望我提供尽可能多的信息!
最后,我找到了这个答案,但不确定它们的意思。任何热衷于解释的人都可能找不到所需的文件。- 将 TypeScript 添加到 React 项目
解决方案
根据 react-scripts 2.10,您可以将 TypeScript 添加到现有项目中。
yarn add typescript @types/node @types/react @types/react-dom @types/jest --dev
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