执行npm install报错：无有效pinkie-promise版本可用

嘿，这个问题我之前碰到过，别慌，咱们一步步来搞定它！

首先得搞明白为什么会出现这个问题：pinkie-promise并没有直接出现在你的package.json里，因为它是你项目依赖的间接依赖（也就是某个依赖包的依赖）。这个包已经被官方废弃并从npm仓库移除了，而你当前用的npm版本（5.5.1）比较老旧，在解析依赖链的时候没办法正确处理这个已移除的包，所以才抛出了这个错误。

下面是具体的解决步骤：

• 第一步：清理npm缓存
  旧缓存可能保留了pinkie-promise的无效信息，先强制清理掉：

  npm cache clean --force
  

• 第二步：删除旧的依赖文件
  移除项目里的node_modules文件夹和package-lock.json，避免残留的旧依赖干扰新的安装：

  # Linux/macOS 系统执行这两行
  rm -rf node_modules
  rm package-lock.json
  
  # Windows 系统（命令提示符）执行这两行
  rmdir /s node_modules
  del package-lock.json
  

• 第三步：更新npm到最新版本
  你当前用的npm 5.5.1是2017年的版本，对现代依赖解析的支持不够完善，更新到最新版本能避免很多类似的依赖问题：

  npm install -g npm@latest
  

• 第四步：重新安装依赖
  做完上面三步后，重新运行安装命令就可以了：

  npm install
  

补充说明 #

如果上面的步骤还是没解决问题，其实也不用太担心——pinkie-promise的功能已经被Node.js内置的Promise相关API替代了，新版本的依赖包大多已经不再依赖它。更新npm后，依赖解析系统会自动找到不需要pinkie-promise的依赖版本，顺利完成安装。

你的项目package.json内容 #

{ 
  "name": "react-playlist", 
  "version": "1.0.0", 
  "description": "A simple react to-do list", 
  "main": "index.js", 
  "scripts": { 
    "test": "echo \"Error: no test specified\" && exit 1", 
    "start": "npm run build", 
    "build": "webpack -d && webpack-dev-server --content-base src/ --inline -- hot --port 1234 --history-api-fallback" 
  }, 
  "repository": { 
    "type": "git", 
    "url": "git+https://github.com/iamshaunjp/react-playlist.git" 
  }, 
  "keywords": [ "react" ], 
  "author": "The Net Ninja", 
  "license": "MIT", 
  "bugs": { 
    "url": "https://github.com/iamshaunjp/react-playlist/issues" 
  }, 
  "homepage": "https://github.com/iamshaunjp/react-playlist#readme", 
  "dependencies": { 
    "react": "^15.3.2", 
    "react-dom": "^15.3.2", 
    "react-router": "^3.0.0" 
  }, 
  "devDependencies": { 
    "babel-core": "^6.16.0", 
    "babel-loader": "^6.2.5", 
    "babel-preset-es2015": "^6.16.0", 
    "babel-preset-react": "^6.16.0", 
    "css-loader": "^0.25.0", 
    "style-loader": "^0.13.1", 
    "webpack": "^1.13.2", 
    "webpack-dev-server": "^1.16.1" 
  } 
}

相关错误日志片段 #

1281 silly resolveWithNewModule commondir@1.0.1 checking installable status
1282 silly pacote range manifest for pkg-dir@^1.0.0 fetched in 3ms
1283 silly resolveWithNewModule pkg-dir@1.0.0 checking installable status
1284 silly pacote range manifest for find-up@^1.0.0 fetched in 2ms
1285 silly resolveWithNewModule find-up@1.1.2 checking installable status
1286 silly fetchPackageMetaData error for pinkie-promise@^2.0.0 No valid versions available for pinkie-promise
1287 silly pacote range manifest for path-exists@^2.0.0 fetched in 4ms
1288 silly resolveWithNewModule path-exists@2.1.0 checking installable status
1289 verbose type range
1290 verbose stack pinkie-promise: No valid versions available for pinkie-promise
1290 verbose stack at pickManifest (/usr/local/lib/node_modules/npm/node_modules/pacote/node_modules/npm-pick-manifest/index.js:19:11)
1290 verbose stack at fetchPackument.then.packument
1290 verbose stack at tryCatcher at runCallback (timers.js:800:20)
1290 verbose stack at tryOnImmediate (timers.js:762:5)
1290 verbose stack at processImmediate [as _immediateCallback] (timers.js:733:5)
1291 verbose cwd /root/Desktop/LeagueSystemWebApp
1292 verbose Linux 4.4.0-104-generic
1293 verbose argv "/usr/local/bin/node" "/usr/local/bin/npm" "install"
1294 verbose node v9.2.1
1295 verbose npm v5.5.1
1296 error code ENOVERSIONS
1297 error No valid versions available for pinkie-promise
1298 verbose exit [ 1, true ]

内容的提问来源于stack exchange，提问作者Mantracker