$ sudo npm install waitfor
$ sudo npm install -g waitfor

If want to update the waitfor package execute the command as below,

$ sudo npm update waitfor

Update package globally,

$ npm install -g waitfor

Git clone:

$ sudo  git clone https://github.com/rektide/waitfor.git

$ sudo  npm install -g ./waitfor

waitfor@0.1.3 /usr/lib/node_modules/waitfor

How to remove waitfor package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall waitfor

Basic Information of waitfor NPM Package: