$ sudo npm install power-assert
$ sudo npm install -g power-assert

If want to update the power-assert package execute the command as below,

$ sudo npm update power-assert

Update package globally,

$ npm install -g power-assert

Git clone:

$ sudo  git clone https://github.com/rektide/power-assert.git

$ sudo  npm install -g ./power-assert

power-assert@1.4.4 /usr/lib/node_modules/power-assert

How to remove power-assert package :

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

$ sudo npm uninstall power-assert

Basic Information of power-assert NPM Package: