NodeJS安装node-inspector出现 npm ERR! Error: EACCES等错误

安装NodeJS调试工具出现如下错误，提示的是访问权限有问题，那么直接在安装命令中添加
sudo就OK啦～sudo npm install -g node-inspector

npm ERR! Error: EACCES, mkdir '/usr/local/lib/node_modules/node-inspector'
npm ERR!  { [Error: EACCES, mkdir '/usr/local/lib/node_modules/node-inspector']
npm ERR!   errno: 3,
npm ERR!   code: 'EACCES',
npm ERR!   path: '/usr/local/lib/node_modules/node-inspector',
npm ERR!   fstream_type: 'Directory',
npm ERR!   fstream_path: '/usr/local/lib/node_modules/node-inspector',
npm ERR!   fstream_class: 'DirWriter',
npm ERR!   fstream_stack:
npm ERR!    [ '/usr/local/lib/node_modules/npm/node_modules/fstream/lib/dir-writer.js:36:23',