$ sudo apt-get update
$ sudo apt-get install node-readdirp 

node-readdirp is installed in your system.

Make ensure the node-readdirp package were installed using the commands given below,

$ sudo dpkg-query -l | grep node-readdirp *

You will get with node-readdirp package name, version, architecture and description in a table

node-readdirp package basic information: