求助, create-react-app 创建的工程 eject 后 package.json 只有 dependencies 没有 devDependencies - V2EX
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求助, create-react-app 创建的工程 eject 后 package.json 只有 dependencies 没有 devDependencies

  •  
  •   cliberal 2017-07-03 11:34:08 +08:00 7213 次点击
    这是一个创建于 3030 天前的主题,其中的信息可能已经有所发展或是发生改变。

    如题 难道是 webpack 的新特性

    { "name": "admin", "version": "0.1.0", "private": true, "dependencies": { "autoprefixer": "7.1.1", "babel-core": "6.25.0", "babel-eslint": "7.2.3", "babel-jest": "20.0.3", "babel-loader": "7.0.0", "babel-preset-react-app": "^3.0.1", "babel-runtime": "6.23.0", "case-sensitive-paths-webpack-plugin": "2.1.1", "chalk": "1.1.3", "css-loader": "0.28.4", "dotenv": "4.0.0", "eslint": "3.19.0", "eslint-config-react-app": "^1.0.5", "eslint-loader": "1.7.1", "eslint-plugin-flowtype": "2.34.0", "eslint-plugin-import": "2.2.0", "eslint-plugin-jsx-a11y": "5.0.3", "eslint-plugin-react": "7.1.0", "extract-text-webpack-plugin": "2.1.2", "file-loader": "0.11.2", "fs-extra": "3.0.1", "html-webpack-plugin": "2.29.0", "jest": "20.0.4", "object-assign": "4.1.1", "postcss-flexbugs-fixes": "3.0.0", "postcss-loader": "2.0.6", "promise": "7.1.1", "react": "^15.6.1", "react-dev-utils": "^3.0.2", "react-dom": "^15.6.1", "react-error-overlay": "^1.0.9", "style-loader": "0.18.2", "sw-precache-webpack-plugin": "0.11.3", "url-loader": "0.5.9", "webpack": "2.6.1", "webpack-dev-server": "2.5.0", "webpack-manifest-plugin": "1.1.0", "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}" ], "setupFiles": [ "<rootDir>/config/polyfills.js" ], "testMatch": [ "<rootDir>/src/**/__tests__/**/*.js?(x)", "<rootDir>/src/**/?(*.)(spec|test).js?(x)" ], "testEnvironment": "node", "testURL": "http://localhost", "transform": { "^.+\\.(js|jsx)$": "<rootDir>/node_modules/babel-jest", "^.+\\.css$": "<rootDir>/config/jest/cssTransform.js", "^(?!.*\\.(js|jsx|css|json)$)": "<rootDir>/config/jest/fileTransform.js" }, "transformIgnorePatterns": [ "[/\\\\]node_modules[/\\\\].+\\.(js|jsx)$" ], "moduleNameMapper": { "^react-native$": "react-native-web" }, "moduleFileExtensions": [ "web.js", "js", "json", "web.jsx", "jsx" ] }, "babel": { "presets": [ "react-app" ] }, "eslintConfig": { "extends": "react-app" } } 
    7 条回复    2019-07-22 15:31:54 +08:00
    kfll
        1
    kfll  
       2017-07-03 12:13:35 +08:00
    很正常,没有一个模块是你运行的时候需要的,分到两组去没有必要
    cliberal
        2
    cliberal  
    OP
       2017-07-03 12:24:16 +08:00 via iPhone
    @kfll 是我理解错了么 运行时不需要的模块不应该在 devDependencies 里么
    cliberal
        3
    cliberal  
    OP
       2017-07-03 12:26:08 +08:00 via iPhone
    @kfll 之前创建的工程除了 react 核心模块在 dependencies 其他的都在 devDependencies 里/div>
    kfll
        4
    kfll  
       2017-07-03 12:52:23 +08:00   1
    @cliberal
    自从前端库大量进入 npm 之后,npm 的分组理念就不怎么好用了,你需要用最适合项目的方式去分组。

    在这个解决方案里面,事情是这样的:
    1. 首先要理解 react 和 webpack 分到两组去没有必要(两者均只在开发及构建阶段用到
    2. 分到哪组去只是选择问题,问题都不是很大,以我经验来看,deps 是比较适合的:
    i. 感情上:没有运行阶段,构建是一等公民
    ii. 减少约定:由于社区滥用 NODE_ENV,很可能构建脚本一开始或执行之前就设置了 NODE_ENV=production,默认情况下 devDeps 会被忽略,全都放 deps 能避免出错。
    3. 真要分,建议构建依赖放 deps,测试依赖放 devDeps
    cliberal
        5
    cliberal  
    OP
       2017-07-03 14:35:26 +08:00
    @kfll 感谢解答 查看了 eject 脚本的源码记录,在 1.0.8 版本将 devDependencies 改成了 dependencies,看来是不打算再使用 devDeps 了
    quanruzhuoxiu
        6
    quanruzhuoxiu  
       2019-01-23 11:19:48 +08:00
    eslint 这种跟构建无关的呢?
    ywUXm9U86a62N7rN
        7
    ywUXm9U86a62N7rN  
       2019-07-22 15:31:54 +08:00
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