This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# StringScanner.peep (from ruby core) --- peep(p1) --- Equivalent to #peek. This method is obsolete; use #peek instead.
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.