$ sudo npm install preconditions
$ sudo npm install -g preconditions

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

$ sudo npm update preconditions

Update package globally,

$ npm install -g preconditions

Git clone:

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

$ sudo  npm install -g ./preconditions

preconditions@2.2.0 /usr/lib/node_modules/preconditions

How to remove preconditions package :

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

$ sudo npm uninstall preconditions

Basic Information of preconditions NPM Package: