This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Gem::Requirement.concat (from ruby core) ### Implementation from Requirement --- concat(new) --- Concatenates the `new` requirements onto this requirement.
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.