What is “ruby” Package?

Powerful, clean, object-oriented scripting language
For more details: https://www.ruby-lang.org/

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install ruby.

  brew install ruby

Now, use ruby!