Install ruby-sdoc by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-sdoc
Description:
RDoc generator to build searchable HTML documentation for Ruby code
This package provides extra generators and templates for the RDoc documentation tool for Ruby. Generated HTML documentation has a javascript search index, so the documentation is searchable without any server-side requirements other than a web server.
Homepage: http://github.com/voloko/sdoc
Version: 1.0.0-0ubuntu1
Section: universe/ruby