This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Proc.parameters (from ruby core) --- prc.parameters -> array --- Returns the parameter information of this proc. prc = lambda{|x, y=42, *other|} prc.parameters #=> [[:req, :x], [:opt, :y], [:rest, :other]]
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.