RDoc produces HTML and command-line documentation for Ruby projects. RDoc includes the +rdoc+ and +ri+ tools for generating and displaying documentation from the command-line.
'rubygems:rdoc:4.1.2'
<dependency> <groupId>rubygems</groupId> <artifactId>rdoc</artifactId> <version>4.1.2</version> </dependency>
<dependency org="rubygems" name="rdoc" rev="4.1.2"/>
"rubygems", "rdoc", "4.1.2"