我运行 npm install lodash， 但它抛出 错误：EACCES：权限被拒绝
错误。我知道这是权限问题，但据我所知，本地安装节点模块不需要sudo权限。如果我使用sudo运行它，它将安装在〜/ node_modules文件夹中。
drwxrwxr-x 是现有文件夹的文件许可权。我不知道可能出了什么问题。

下面是错误消息。

npm ERR! tar.unpack untar error /home/rupesh/.npm/lodash/4.13.1/package.tgz
npm ERR! Linux 3.13.0-88-generic
npm ERR! argv "/usr/local/bin/node" "/usr/local/bin/npm" "install" "lodash"
npm ERR! node v4.3.1
npm ERR! npm  v2.14.12
npm ERR! path /home/rupesh/node_modules/lodash
npm ERR! code EACCES
npm ERR! errno -13
npm ERR! syscall mkdir

npm ERR! Error: EACCES: permission denied, mkdir '/home/rupesh/node_modules/lodash'
npm ERR!     at Error (native)
npm ERR!  { [Error: EACCES: permission denied, mkdir '/home/rupesh/node_modules/lodash']
npm ERR!   errno: -13,
npm ERR!   code: 'EACCES',
npm ERR!   syscall: 'mkdir',
npm ERR!   path: '/home/rupesh/node_modules/lodash',
npm ERR!   fstream_type: 'Directory',
npm ERR!   fstream_path: '/home/rupesh/node_modules/lodash',
npm ERR!   fstream_class: 'DirWriter',
npm ERR!   fstream_stack: 
npm ERR!    [ '/usr/local/lib/node_modules/npm/node_modules/fstream/lib/dir-writer.js:35:25',
npm ERR!      '/usr/local/lib/node_modules/npm/node_modules/mkdirp/index.js:47:53',
npm ERR!      'FSReqWrap.oncomplete (fs.js:82:15)' ] }
npm ERR! 
npm ERR! Please try running this command again as root/Administrator.

npm ERR! Please include the following file with any support request:
npm ERR!     /home/rupesh/Desktop/es6/npm-debug.log