How To Install ruby-cri on Debian 9

In this tutorial we learn how to install ruby-cri on Debian 9. ruby-cri is library for building easy-to-use commandline tools

Introduction

In this tutorial we learn how to install ruby-cri on Debian 9.

What is ruby-cri

ruby-cri is:

Cri is a tool to create easy-to-use commandline interfaces in Ruby with support for subcommands. The central concept in Cri is the command, which has option definitions as well as code for actually executing itself.

There are three methods to install ruby-cri on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install ruby-cri Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install ruby-cri using apt-get by running the following command:

sudo apt-get -y install ruby-cri

Install ruby-cri Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install ruby-cri using apt by running the following command:

sudo apt -y install ruby-cri

Install ruby-cri Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install ruby-cri using aptitude by running the following command:

sudo aptitude -y install ruby-cri

How To Uninstall ruby-cri on Debian 9

To uninstall only the ruby-cri package we can use the following command:

sudo apt-get remove ruby-cri

Uninstall ruby-cri And Its Dependencies

To uninstall ruby-cri and its dependencies that are no longer needed by Debian 9, we can use the command below:

sudo apt-get -y autoremove ruby-cri

Remove ruby-cri Configurations and Data

To remove ruby-cri configuration and data from Debian 9 we can use the following command:

sudo apt-get -y purge ruby-cri

Remove ruby-cri configuration, data, and all of its dependencies

We can use the following command to remove ruby-cri configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge ruby-cri

Dependencies

ruby-cri have the following dependencies:

References

Summary

In this tutorial we learn how to install ruby-cri package on Debian 9 using different package management tools: apt, apt-get and aptitude.