nrm 是什么

nrm 是一个 NPM 源管理器，允许你快速地在如下 NPM 源间切换，很方便：

• npm
• cnpm
• strongloop
• european
• australia
• nodejitsu
• taobao

nrm 之旅

安装

npm install -g nrm

使用

nrm ls                                                                                                                                    
//带 * 的是当前使用的源，上面的输出表明当前源是官方源。

* npm ---- https://registry.npmjs.org/
  cnpm --- http://r.cnpmjs.org/
  taobao - http://registry.npm.taobao.org/
  eu ----- http://registry.npmjs.eu/
  au ----- http://registry.npmjs.org.au/
  sl ----- http://npm.strongloop.com/
  nj ----- https://registry.nodejitsu.com/

切换

//切换到淘宝
nrm use taobao

   Registry has been set to: https://registry.npm.taobao.org/

测速

nrm test

  npm ---- 1281ms
  cnpm --- 194ms
* taobao - 125ms
  nj ----- Fetch Error
  rednpm - 254ms
  npmMirror  1072ms
  edunpm - Fetch Error