This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Gem::BasicSpecification.extension_dir (from ruby core) ### Implementation from BasicSpecification --- extension_dir() --- Returns full path to the directory where gem's extensions are installed.
This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.