$ sudo npm install promise-synchronizer
$ sudo npm install -g promise-synchronizer

If want to update the promise-synchronizer package execute the command as below,

$ sudo npm update promise-synchronizer

Update package globally,

$ npm install -g promise-synchronizer

Git clone:

$ sudo  git clone https://github.com/rektide/promise-synchronizer.git

$ sudo  npm install -g ./promise-synchronizer

promise-synchronizer@1.0.6 /usr/lib/node_modules/promise-synchronizer

How to remove promise-synchronizer package :

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

$ sudo npm uninstall promise-synchronizer

Basic Information of promise-synchronizer NPM Package: