This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.

result 

        # StopIteration.result

(from ruby core)
---
    result       -> value

---

Returns the return value of the iterator.

    o = Object.new
    def o.each
      yield 1
      yield 2
      yield 3
      100
    end

    e = o.to_enum

    puts e.next                   #=> 1
    puts e.next                   #=> 2
    puts e.next                   #=> 3

    begin
      e.next
    rescue StopIteration => ex
      puts ex.result              #=> 100
    end

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.